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Mining Engineering 1991: Vol 43 Index PDF

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Preview Mining Engineering 1991: Vol 43 Index

MINING ENGINEERING INDEX TO VOLUME 43 January-December 1991 PART 1 Feature Articles, Technical Papers, Industry Newswatch News Briefs, Technology News, Washington Survey and The Drift of Things * Denotes feature article or technical paper 1872 Mining Law under attack:* G.D. Babbitt. Feb, of the central Xicheng district, south- Barr, K., retires from Cyprus. Mar, 284 220 eastern Gansu province, China.” Sep, Base metals, global development of base 1165 metals projects. Aug, 1014 A Anderson, S.: Cyprus Copperstone Gold benefits Basu, A.K.: Materials handling in Indian lead-zinc Accidents: from computerized ore control proce- mines - Status and outlook.* Dec, 1418 32 Soviet miners killed in coal fire. Jul, 742! dures.* Oct, 1232 Bath, A.R.: Deep sea mining technology: Recent coal mine explosion injures 11. Mar, 287 Anglovall, closes Prieska copper-zinc mine. developments and future projects. * Jan, cyanide leakage at Summitville. Dec, 1394 Antarctica: 125 Acid rain: draft agreement would ban mining. Jun, 592 Battle Mountain Gold: technology will reduce emissions at Inco’'s members vote to ban mining for 50 years. closer to San Luis startup. Jan, 23 Sudbury operation. Dec, 1399 Nov, 1304 Crown Jewel reserves are 2.19 t (707,000 US, Canada form reduction pact. Apr, 361 proposed mining ban stalls talks. May, 481 0z). Feb, 195 Adler, L.: Conceptual and geometric design of steep US balks at mining ban. Jul, 710 Baucus, M., introduces RCRA legislation. May 460 slope contour mining.* Nov, 1320 Aplite, industrial minerals review.* Jun, 598 Bauxite, industrial minerals review.” Jun, 593 Advanced materials, makers lobby congress for Applications of the seismic interactive inter- Baz-Dresch, J.: Development of high productivity help. Oct, 1206 pretation workstation for the coal indus- shotcreting at the Cannon Mine.* Jun, Agapito, J.F.T.: Economic benefits by rock mechan- try:* L.M. Gochioco. Aug, 1057 647 ics: Three case studies.* Feb, 215 Beale, G.: Amax uses practical approach to dewa- AIME, produces educational video series. Jul, 706 Black Thunder Mine shipped 227 Mt (250 tering at its Sleeper Mine.* Feb, 199 Alabama, exploration review.” May, 493 million st) of coal. Behre Dolbear, acquired by Dunn Geoscience. Feb, Alaska: Oct, 1211 195 Cominco finds copper-gold deposit. Mar, Black Thunder is largest producer. Dec, Beneficiation, concentration capacity of copper- 85 1400 cobalt, copper-zinc ores.” Jan, 129 exploration review.” May, 493 Arizona Mining Museum, gets new home. Nov, 1301 Beryllium International, forms joint venture to ex- mining companies learn to deal with native Arizona: plore Utah property. Mar, 290 corporations. Dec, 1394 Cat opens conference center near Tucson. Bethlehem Steel, to sell BethEnergy’s coal proper- Albania, striking miners return to work. Feb, 195 Aug, 1021 ties. Oct, 1209 Alcan Aluminum, company reports. Jun, 585 copper adds $6.8 billion to economy. Jul, Bhaskar, R.: Development of a system to analyze Alta Gold: 711 airflow patterns in full-scale laboratory sells Robinson to Magma. Dec, 1402 copper industry remained strong in 1989. investigations of dust control.*Oct, 1249 buys Robinson from Kennecott. Jan, 23 Mar, 286 BHP Minerals, Escondida will increase Chile's cop- to sell Magma interest in Robinson district. exploration review.” May, 494 per output by 20%. Jun, 586 Nov, 1305 mining museum moves. Nov, 1301 BICC Group, opens North American cable outfit. Aluminum: state mining museum gets new home. Feb, Jan, 24 industrial minerals review.* Jun, 593 182 Blasting: Reynolds closes three potlines at Troutdale, uranium mining suspended. Jan, 13 Drift of things. Jan, 6 OR. Jul, 742k Arnold, B.J.: Effect of chemical and physical coal enhances dragline stripping at Bridger Coal.” Reynolds temporarily closes two potlines at properties of handling behavior." Feb, Apr, 392 Troutdale, OR. Nov, 1305 228 sales of explosives top 2.15 Mt (2.37 million Amax Coal: Asamera Minerals, development of high productiv- st) in 1990. Oct, 1205 lays off 50 people at Chinook. Jul, 742k ity shotcreting at Cannon.” Jun, 647 study examines underground damage reaches 40 Mt (44 million st). Mar, 283 Asarco: mechanisms. Jul, 708 Amax Gold: company reports. Jun, 585 company reports. Jun, 585 in situ copper mining at Santa Cruz.* Aug, amends oil shale rules. Feb, 178 Fort Knox acquisition doubles its reserves. 1031 attacked by Bumpers. Apr, 361 Oct, 1201 list alternatives for Mexican nonferrous director urges Congress not to abandon practical approach used for dewatering at company. Jul, 718 Mining Law. Jun, 578 Sleeper.* Feb, 199 Mission expansion completed. Dec, 1394 issues proposed regulations for mining on Amax uses practical approach to dewatering at its pays $500,000 smelter fine. Oct, 1207 military lands. Jul, 742h Sleeper sold interests in Highlands Gold, Medimsa. proposes stronger reclamation bonding Mine:* W.D.Tyler, G. Beale. Feb, 199 Sep, 1119 rules. Sep, 1099 Amax: temporarily closes Coeur Silver Mine. Mar, Boggs, C.J.: Legal due diligence - The skeletons in $40 million modernization completed at 290 the closet.* Oct, 1255 Henderson.* Nov, 1315 Asia Cement Co.., will build cement in Thailand. Mar, Boliden International Mining, new mineralization at company reports. Jun, 585 291 Panama project. Aug, 1026 Horizon purchases potash unit. Aug, 1024 Atlas, acquires Nerco gold properties. Jun, 589 Bolivia, mining industry transformed from state- Atwood, G.W.: Geology and mineralization of the owned to privately owned. Oct, 1211 attacked by Bumpers. Apr, 361 Grasberg porphyry copper-gold deposit, Borehole mining, improved technology expands coal convention to be held in Pittsburg. May, Irian Jaya, Indonesia.* Mar, 300 horizon.* Mar, 313 482 Automation to control silica dust during pallet load- Borehole mine: Improved technology expands hori- coal executives cite resurgence of nuclear ing process:* A.B. Cecala, A. Covelli. zon:* M.F. energy. Jul, 701 Dec, 1440 Dibble. Mar, 313 contributes $1 million to Smithsonian gem Awards: Borisovich, V.T.: Geoeconomics education in the hall. Jul, 742i Bureau receives award from research Soviet Union.* Mar, 310 Mining Law compromises aimed at preserv- magazine. Oct, 1190 Boron, review of 1990 activities.* Jul, 740 ing essentials of current law. Jul, 688 Coeur d'Alene wins Du Pont environment Bourne, H.L.: Quenon sees increasing global impacts on award. Nov, 1298 Foundation of Public Information and Edu- US coal. Jul, 701 finalists listed for Du Pont award. Jul, 710 cation. Oct, 1192 Sentinels of Safety winners announced. Oct, minerals course for teachers. Aug, 1014 SME Foundation for Public Information and 1207 Sentinels of Safety winners announced. Oct, Education. Aug, 1015 technology use key for mining. Nov, 1295 1207 Bourne, H.L.: What it's worth: A review of mineral American Barrick: seven companies nominated for Du Pont royalty information.* Jul, 728 merger with Newmont called off. Aug, 1019 award. Apr, 370 Breakwater Resources, development of high pro- studies merger with Newmont Mining. Jun, ductivity shotcreting at Cannon.” Jun, 591 B 647 Amicucci, G.B.: Particle size monitoring Babbitt, G.D.: 1872 Mining Law under attack.* Feb, Bricker, M.L.: Dragline stripping methods enhanced improves grind and 220 by explosives casting at Bridger Coal." aids throughput at Golden Sunlight Mines.* Bangerter, N., technology use key for mining. Nov, Apr, 392 Sep, 1128 1295 Bridger Coal, explosives enhance dragline strip- Anbin, W.: Stratabound lead-zinc deposits Barite, industrial minerals review.” Jun, 593 ping.” Apr, 392 MINING ENGINEERING DECEMBER 1991 1469 Britton, S.G.: Improving productivity in thin- Feb, 187 coal gas used as gasoline additive. Oct, seam continuous mining at Tanoma.* introduces largest mechanical drive truck. Jul, 716 1190 Oct, 1222 maintenance contract at Round Mountain. Jan, 28 company, ranchers battle over proposed Britton, S.G.: Microcomputer analysis aid continu- opens new conference center in Arizona. Aug, 1021 mine. Dec, 1400 ous mining productivity at Tanoma.*Aug, Cawley, J.C.: On-line diagnostic maintenance sys- computerization helps cope with faulted coal 1027 tems for continuous mining machines.* seams. Jul, 738 Bromine, industrial minerals review.* Jun, 594 Dec, 1444 cost reduction of roof support in a mine with Buchanan,D.J.: Horizontal control of shearers: A Cecala, A.B.: Automation to control silica dust dur- ground control three- dimensional problem. *Dec, 1416 ing pallet loading process.* Dec, 1440 problems.* Aug, 1062 Building a university and center for energy in Suma- Cecala, A.B.: Case study of controlled district recir- DOE selects nine clean coal projects. Dec, tra, Indonesia:*T .S zwilski. Aug, 1035 culation.” Nov, 1351 1401 Bull Run Mines, company reports. Jun, 585 Cement: Drift of things. Jul, 686 Bumpers, D.: Chinese could supply 9 Mt (10 million st) to effect of chemical and physical properties attacks BLM, AMC on mining law. Apr, 361 Pacific Rim. Oct, 1211 on handling behavior.* Feb, 228 compromises to Mining Law aimed at pre- industrial minerals review.” Jun, 595 EIA predicts 150% increase in exports. Jul, serving essentials of current law. Jul, Centurion Mines: 688 acquires Mazama copper deposit. Oct, 1209 executives cite resurgence of nuclear en- Drift of things. Mar, 274 identifies four additional gold zones at Kings ergy. Jul, 701 patent moratorium rejected by Senate. Oct, Canyon, UT. Nov, 1305 explosives enhance dragline stripping at 1191 Chandrasekaran, K.: Design considerations of a Bridger Coal.* Apr, 392 reintroduces mining law legislation. Mar, carbon-in- leach circuit at Newmont exports expected to double by 2010. Sep, 275 Gold.* Sep, 1124 1098 Bureau of Mines: Channel Tunnel, fasteners help in construction. horizontal control of shearers.* Dec, 1416 budget emphasizes information, education. Sep, 1138 Illinois invests in clean coal, more efficient Apr, 373 Chile: mining. Mar, 289 diagnostic expert system for continuous Escondida will increase country’s copper Illinois utilities must switch or scrub. Feb, miners.” Apr, 419 output by 20%. Jun, 586 184 in situ copper mining at Santa Cruz.* Aug, government considers more privatization of improving productivity in thin-seam continu- 1031 mining companies. Nov, 1303 ous mining.* Oct, 1222 radar detection in coal.* Apr, 413 China: Indonesia merges state-owned companies. University of Utah gets $1 million grant. Dec, buys Occidental’s 25% stake in coal mine. Mar, 286 1402 Jul, 742k ITT to sell Carbon Industries. Jun, 588 Burundi, seeks foreign investors for mining industry. cement industry could supply 9 Mt (10 mil- Knife River's Beulah Mine.* Apr, 396 Oct, 1201 lion st) to Pacific Rim. Oct, 1211 largest source of domestic energy. Oct, 202 Bush, G.: metals society signs protoco! with SME. microcomputer aids continuous miner pro- national energy policy does not include coal. Sep, 1105 ductivity.* Aug, 1027 Mar, 274 stratabound lead-zinc deposits, Gansu prov- Mid-Continent permanently closes Dutch plan would allow mining to work wetlands. ince.* Sep, 1165 Creek Mine. Mar, 290 Sep, 1099 Chunhui, S.: Stratabound lead-zinc deposits of the mine accident injures 11. Mar, 287 central Xicheng district, southeastern mine belt capacity simulator.* Apr, 424 Cc Gansu province, China.* Sep,1165 mobile roof support for pillar extraction.* Calico, completes acquisition, permitting of lime- Chuquicamata, production decreases. Nov, 1303 Oct, 1215 stone reserves. Nov, 1304 CIL, design considerations of a circuit at Newmont Montana plant would upgrade low-rank coal. California: Gold.* Sep, 1124 May, 467 desert wildnerness bill may be passed. Apr, Claude Resources, opens first gold mine. Jul, 712 MSHA cites 800 companies for dust tamper- Clays, industrial minerals review.” Jun, 596 ing. Jul, 713 exploration review.“ May, 494 Clean Air Act: MSHA seeks $10,000 per coal dust tamper- Callahan Mining: DOE, EPA differ on deadline. Dec, 1386 ing violation. May, 460 company reports. Jun, 585 EPA wants industry to pay per ton emissions natural gamma detection used for horizon will merge with Coeur d'Alene Mines. Oct, fee. May, 460 control in coal mines. May, 479 Illinois utilities must switch coals or scrub. new deposits forming in Indonesia. Oct, Cambior, gets 54 Mt (59 million st) of copper re- Feb, 184 1203 serves with acquisition. Oct, 1202 Clean Coal Technology: Peabody fined $500,000 for dust sample Cameco, Contact Lake gold deposit could become DOE begins fourth round. Jul, 742f tampering. Feb, 195 Saskatchewan's largest gold mine. Mar, DOE building synthetic coal plant in Mon- Peabody plans work force reduction. Nov, 291 tana. Sep, 1111 1302 Canada: DOE selects nine projects. Dec, 1401 Pittsburgh & Midway signs supply agree- Falconbridge considers Raglan property. Southern lilinois, DOE to build gasification ment. Jun, 592 May, 470 plant. Jul, 715 promising interface detection methods.* Jan, five gold companies expected to merge. Cleveland-Ciiffs: 134 Aug, 1024 company reports. Jun, 585 Quenon sees increasing global impacts on forms acid rain reduction pact with US. Apr, downsizes iron ore pellet operations. Nov, US coal. Jul, 701 361 1303 radar hazard detection.* Apr, 413 Inco plans nickel mine in Manitoba. Jan, 15 reduces Michigan iron ore production. May, seismic interactive interpretation worksta- tailings management at Lupin Mine.* Feb, 470 tion for coal.* Aug, 1057 213 Cleventine, R., Net Positive Suction Head. Apr, 403 Shell builds plant to convert western coal to Cannon Mine, development of high productivity Climax completing $40 million modernization of clean burning fuels. Mar, 294 shotcreting.* Jun, 641 Henderson Mine and Mill:* W.G. surface subsidence monitoring over long- Cantrell, B.K.: Develofo perpsonmal edienselt ae ro- Doepken. Nov, 1315 wall panels.* Oct, 1261 sol sampler design and performance Climax Molybdenum: University of Kentucky to study liquefaction. criteria.* Feb, 232 $40 million modernization completed at Feb, 186 Canyon Resources: Henderson. Nov, 1315 US bituminous exports increased 5%. Jul, buys Montana gold properties with Phelps halts underground, begins surface mining at 713 Dodge. Mar, 287 Leadville. Jul, 742f utilization, annual review.* Jun, 621 company reports. Jun, 585 Coal gasification, Southern Illinois, DOE to build Westmoreland buys Golden Oak’s assets. discovers significant gold in McDonald prop- plant. Jul, &15 Jun, 592 erty. Jul, 742k Coal mine belt capacity simulator - Extensions for Cobalt: major discovery at McDonald. Dec, 1402 modeling segregation and protection becomes “precious metal” due to war. Apr, predicts positive earnings for 1991. Aug, bunkers:* S.D. Thompson, P.L., Web- 368 1020 ster. Apr, 424 concentration capacity of copper-cobalt, Seven-Up Pete increased McDonald size to copper-zinc ores.* Jan, 29 1.6 x 1.k6m (1 x 1 mile). Oct, 1211 Amax lays off 50 at Chinook. Jul, 742k CoCa Mines, merges with Hecla Mining. Mar, 290 will mine Briggs property with Kennecott. Amax reaches 40 Mt (44 million st). Mar, 283 Codelco, production decreases but government Feb, 193 annual review introduction.* May, 519 considers more privatization. Nov, 1303 Carbon Industries, ITT to sell it. Jun, 589 BethEnergy’s coal properties for sale. Oct, Coeur d’Alene Mines: Case study of controlled district recirculation:* A.B. 1209 company reports. Jun, 585 Cecala, R.J. Timko, C.J. Pritchard. Nov, Black Thunder is largest domestic producer. controlling surface drainage at Thunder 1351 Dec, 1400 Mountain.* Feb, 210 Caterpillar: Bush's national energy policy does not in- expands gold, silver reserves, looks outside 994 wheel loader made for large mines. clude coal. Mar, 274 US. Nov, 1299 1470 DECEMBER 1991 MINING ENGINEERING temporarily closes Coeur Silver Mine. Mar, Oct, 1226 coal mine struck by 150 workers. Jun, 592 290 Control of surface mine drainage at Coeur d’Alene’s coal unit completes Orchard Valley deal with will merge with Callahan. Oct, 1209 Thunder Mountain Mine:* R.Mohr. Feb, Mitsubishi. Sep, 1119 wins Du Pont environment award. Nov, 1298 210 company reports. Jun, 585 Collinson, T.B.: Geology and mineralization of the Conveyors: Copperstone benefits from computerized Grasberg porphyry copper-gold deposit, coal mine belt capacity simulator.* Apr, 424 ore control.* Oct, 1232 Irian Jaya, indonesia.* Mar, 300 Flexco fasteners help in Channel Tunnel. Ken Barr retires. Mar, 284 Colorado Mining Association, enlists Lujan’s sup- Sep, 1138 second quarter profits fall $7 million. Aug, port for mining law. Mar, 281 solid-woven belts replace steel cord. Dec, 1020 Colorado: 1398 sells 15% interest in coal mine to Mitsubishi. Climax halts underground, begins surface Cook, R.B.: Stratabound lead-zinc deposits of the Aug, 1025 mining at Leadville. Jul, 742f central Xicheng district, southeastern Czechoslovakia, will close 11 coal mines. Feb, 195 Cripple Creek adds 22.7 t (730,000 oz) to Gansu province, China.* Sep, 1165 Nerco reserves. Oct, 1201 Coolant management critical in today’s large diesel D Crystal Valley plans alabaster mine. Sep, engines:* T. Harrington. Jan, 36 Davis, B.M.: LU decomposition conditional simula- 1119 Cope, L.W.: Vat leaching: Historic gold processing tions for exploration strategy evalu- cyanide leakage at Summitville. Dec, 1394 technique again viable.* Sep, 1131 ations.* Feb, 223 exploration review.” May, 494 Davis, R.W.: Cross borehole seismic tomography Mid-Continent permanently closes Dutch adds $6.3 billion to Arizona economy. Jul, applications to mineral development.* Creek Coal Mine. Mar, 290 Aug, 1051 Occidental pulls out of oil shale demonstra- Asarco completes Mission expansion. Dec, De Beers Consolidated, uncut diamond sales in- tion project. Feb, 193 1394 creased 23% in first half of 1991. Aug, two mining museums report good news. Cambior gets 54 Mt (59 million st) with 1026 Jun, 591 Westmont acquisition. Oct, 1202 De Souza, E.M.: Quantitative vibration evaluation of Unocal permanently closes Parachute Creek Codelco production decreases, government modified rock drill handles.* Mar, 319 plant. Apr, 372 considers Decker Coal, ordered to pay 230 miners $10 million. uranium mining suspended. Jan, 13 privatization. Nov, 1303 Nov, 1304 COMEX, tries five-day gold option. Oct, 1208 Cominco finds Alaskan deposit. Mar, 285 Deep sea mining technology: Recent developments Cominco Resources: concentration capacity copper-cobalt, cop- and future projects:*A.R. Bath. Jan, 125 Alaska Exploration drills Pebble Beach. Aug, per-zinc ores.* Jan, 129 Deister, R.D.: Process control at Doe Run's Fletcher 1026 Escondida will increase Chile’s output by Concentrator.* Dec, 1407 company reports. Jun, 585 20%. Jun, 586 Denison Mines, sells 60% in Denison-Potacan Pot- considers selling Chilean gold properties. Falconbridge considers mining Raglan prop- ash Co. Mar, 291 Jan, 24 erty. May, 470 Dennen, R.S.: Radar hazard detection in a coal company reports, Jun, 585 Freeport finds more at Grasberg. Oct, 1206 structure.* Apr, 413 Computerized maintenance management informa- Freeport reports major reserve increase. Design considerations of a carbon-in-leach circuit at tion systems - A valuable tool:* W.J. Jul, 709 Newmont Gold:* KL. Chandrasekaran, Pachucki. Jan, 33 Grasberg comes onstream.* Apr, 385 R.E. Ott. Sep, 1124 Computers: Grasberg deposit examined.* Mar, 300 Developmento f a system to analyze airflow patterns contouring, gridding program used for re- in situ mining at Santa Cruz.” Aug, 1031 in full scale laboratory investigations of treatment. Jul, 742e Inco finds more near Sudbury. Nov, 1300 dust control:* R. Bhaskar, K. Yang, S. Cyprus Copperstone benefits from ore con- industry remained strong in Arizona in 1989. Page, Oct, 1249 trol procedures.* Oct, 1232 Mar, 286 Development of high productivity shotcreting at the help cope with faulted coal seams. Jul, 738 PAH study says outlook is favorable. Jan, 15 Cannon Mine:* J.Baz-Dresch. Jun, 647 maintenance management system is a valu- Phelps Dodge will close Tyrone concentra- Development of personal diesel aerosol sampler able tool.” Jan, 33 tor. Nov, 1299 design and performance criteria:* B.K. microcomputer aids continuous miner pro- Plexus plans underground mine in Oregon. Cantrell, K.L. Rubow. Feb, 232 ductivity;.* Aug, 1027 Aug, 1022 Devusyst, E.A.: Inco's cyanide removal technology ore modeling and mine planning software study aimed at extending Magma’s San working well.* Feb, 205 compared.” Jul, 732 Manuel life. Oct, 1205 software helps surface reclamation projects. Thailand expected to build $300 smelter, annual review.” May, 530 Apr, 399 refinery. Jul, 742! practical approach used at Sleeper Mine.” Concentration capacity in treating copper- Courts, deals EPA setback in Superfund enforce- Feb, 199 cobalt and copper- ment. Dec, 1386 Diagnostic expert system techniques for improving zinc ores at Gecamine, Zaire:* M.S. Prasad. Covelli, A.: Automation to control silica dust during hydraulic maintenance of a continuous Jan, 129 pallet loading process.* Dec, 1440 mining machine:* J. Mitchell. Apr, 419 Concentration: CRA, company reports. Jun, 585 Diamonds: annual review.” May, 529 Cranston, A.: De Beers sales of uncut diamonds increase capacity of copper-cobalt, copper-zinc ores alternative to wilderness bill offered. Oct, 23%. Aug, 1026 in Zaire.* Jan, 129 1191 Drift of things. Aug, 1014 Phelps Dodge will close Tyrone concentrator. Nov, California wilderness bill may be passed. Drift of things. Jul, 686 1299 process control at Doe Run's Apr, 361 Diatomite, industrial minerals review.” Jun, 598 Fletcher.* Dec, 1407 Cross borehole seismic tomography applications to Dibble, M.F.: Borehole mining: Improved technol- Conceptual and geometric design of steep slope mineral development:*R.W. Davis, W.E. ogy expands horizon.* Mar, 313 contour mining:* J.H. Gasper, L. Adier.* Heinrichs. Aug, 1051 Nov, 1320 Crown Buttes Mines, gold deposit runs into environ- coolant management critical.” Jan, 36 Congress: mental problems. Oct, 1208 emission control option for mining eauip- 102nd will pursue more public land legisla- Crown Resources: ment. Mar, 325 tion. Feb, 178 company reports. Jun, 585 fuel additives may reduce soot emissions. House passes striker replacement bill. Sep, completes Judith acquisition. Oct, 1205 Mar, 292 1099 Crown Jewel reserves reach 21.9t (707,000 Doe Run: may pass California desert bill. Apr, 361 oz). Feb, 195 builds lead recycling facility. Nov, 1304 Rahall, Bumpers reintroduce mining bills. Crushing and grinding: closes two lead mines, one smelter. May, Mar, 274 annual review.” May, 530 483 works on compromises to Mining Law legis- particle size monitoring aids throughput at reduces lead smelter emissions. Mar, 283 lation. Jul, 688 Golden Sunlight.* Sep, 1128 Consolidation Coal, Du Pont will sell half Crystal Valley Alabaster, plans mine in Colorado. awards University of Kentucky grant to study interest. Jun, 587 Sep, 1119 liquefaction. Feb, 186 Construction aggregates, industrial miner- CSM: begins fourth round of CCT program. Jul, als review.” Jun, 597 adds environmental studies to its curricu- 742¢ Continuous mining: lum.* Nov, 1310 building synthetic coal plant in Montana. diagnostic expert system for improving fund raising seeks $60 million. Dec, 1399 Sep, 1111 hydraulics.* Apr, 419 reports 85.5% graduate placement. Jul, 742i delays WIPP shipments 30 days. Nov, 1296 improving productivity in thin-seam mining.” reports 96% job placement. Jan, 16 differs with EPA on clean air deadline. Dec, Oct, 1222 Cyprus Copperstone Gold benefits from computer- 1386 microcomputer aids continuous miner pro- ized ore control procedures:* R. Jerez, gains control of WIPP land. Mar, 290 ductivity.” Aug, 1027 S. Anderson. Oct, 1232 New Mexico threatens lawsuit over WIPP. on-line diagnostic maintenance systems." Cyprus Minerals: Oct, 1191 Dec, 1444 160 miners continue four-month strike selects nine clean coal projects. Dec, 1401 opporfort prouducntiviity timpiroveemesnts .* against coal mine. Nov, 1304 to build coal gasification plant. Jul, 715 MINING ENGINEERING DECEMBER 1991 1471 vows to begin WIPP storage. Jul, 688 Education: environmental jobs. Nov, 1329 Yucca Mountain critics want a different site. AIME produces series of videos. Jul, 706 tailings management at Echo Bay's Lupin Nov, 1296 building a university in Sumatra, Indonesia.” Mine.* Feb, 213 Doepken, W.G.: Climax completing $40 million Aug, 1035 Tenneco donates land to Nature Conser- modernization of Henderson Mine and Bureau budget emphasizes information, vancy. Jan, 10 Mill.* Nov, 1315 education. Apr, 373 transformer retrofill eliminates PCB problem Dorr-Oliver, fluid bed roasting lab has three test CSM reports 85.5% graduate placement. at Magma. Feb, 191 reactors. Jun, 587 Jul, 742i Environmental audits: Determining the need at mining Douchane, A.J.: Maintenance contract on Cat 785 CSM reports 96% placement. Jan, 16 facilitiesJ:.*N . Philbrook. Feb, 207 trucks works well at Round Mountain.“ geoeconomics education in the Soviet Un- Environmental engineering - an evolving discipline Jan, 28 ion.* Mar, 310 of increasing importance to mining:* L. Dragline stripping methods enhanced by explosives mining schools add environmental studies White, T. O'Neil. Nov, 1309 casting at Bridger Coal Mine:* M.L. to their curriculum.* Nov, 1310 EPA: Bricker, J.R. Key. Apr, 392 Newmont geologists take second graders court deals setback in Superfund enforce- Drift of things: fossil hunting. Jan, 14 ment. Dec, 1386 annual review. May, 458 trail open at Mesquite Mine. Nov, 1301 differs with DOE on deadline. Dec, 1386 another dollar coin, brown diamonds, coal Utah gets $1 million grant. Dec, 1402 proceeds with Strawman II regulations. Feb, forever, base metals projects. Jul, 696 Effect of chemical and physical coal properties on 178 coal exports to double, lessen back injuries, handling behavior:* B.J. Arnold. Feb, wants industry to pay $27.50/t ($25 per st) IBM's one-atom circuit switching. Sep, 228 emissions fee. May, 460 1098 Emission control options for mine diesels:* R.W. Equipment: coal gas used as gasoline additive, USBM Waytulonis. Mar, 325 annual review, coal.” May, 522 receives research award, population Emissions: Cat 994 loader meant for large mines. Feb, increases more rapidly than expected. control options for mine diesels.* Mar, 325 187 Oct, 1190 Doe Run reduces lead smelter. Mar, 283 Cat introduces largest mechanical drive congressman concerned about natural re- EPA wants industry per ton emissions fee. truck. Jul, 716 source legislation, report outlines needed May, 460 expert system techniques for continuous exploration, mining technologies. Jun, fuel additive may reduce diesel emissions. mining machines.” Apr, 419 576 Mar, 292 Getman introduces underground road build- decade of environment, mining upturn tem- lilinois invests in clean coal. Mar, 289 ers. Sep. 1109 porary, help in locating abandoned mine Employment: Komatsu introduces largest dozer. Sep, 1105 shafts. Feb, 176 Amax Coal lays off 50 at Chinook. Jul, 742k Larox filter helps meet transportable mois- environmental engineering. Nov, 1284 CSM reports 85.5% placement. Jul, 742i ture limits. Aug, 1022 metal mining, maintenance, blasting agents, not many CSM reports 96% job placement. Jan, 16 annual review.* May, 514 women in coal mining, new element job, salary results. Jan, 7 Net Positive Suction Head. Apr, 403 found?. Jan, 6 job, salary survey results. Jan, 7 steel-capped mill liners achieve consistent precious metals prices buffetted. Apr, 360 Stillwater reduces work force by 113 people. wear life. Apr, 401 public lands access, “bumpers” - birth of a Apr, 374 Stratalogger increases drill efficiency. Oct, word. Mar, 274 Energetics, will explore Jamestown property with 1204 world’s third largest diamond, global devel- Kennecott. Jan, 13 Equity Silver, company reports. Jun, 585 opment of base metals. Aug, 1014 Energy Fuels, suspends uranium mining. Jan, 13 Escondida, will increase Chile's copper output by Drilling: Energy Information Administration, predicts 150% 20%. Jun, 586 bit technology keeps costs down. Aug, 1042 increase in coal exports. Jul, 742f Exploration: Grasberg finds more copper, gold. Oct, 1206 Engineering to reduce the cost of roof support in a annual review introduction.” May, 491 quar. itative vibration evaluation of rock drill coal mine experiencing complex ground Cominc: finds Alaskan copper-gold deposit. handles.* Mar, 319 contro! problems:* A.W. Khair, S.S. Mar, 285 Stratalogger increases efficiency. Oct, 1204 Peng. Aug, 1062 cross borehole seismic tomography in min- Environment: ing.” Aug, 1051 Coeur d'Alene wins environmet award. Nov, annual review, coal.* May, 521 interest in Ecuadoran gold deposits.* Dec, 1298 annual review, research.” May, 530 1412 will sell half of Consol. Jun, 587 Asarco fined $500,000 for smelter viola- Kennecott, Energetics explore Jamestown Dunn Geoscience, acquires Behre Dolbear. Feb, tions. Oct, 1207 property. Jan, 13 195 Bush plan would allow miners to work wet- LU decomposition conditional simulations Dust control, system to analyze airflow patterns in lands. Sep, 1099 for exploration strategy evaluations.* full-scale laboratory investigations.* Oct, Coeur d’Alene wins Du Pont environment Feb, 223 1249 award. Nov, 1298 major companies keep dollars close to home. Crown Butte deposit too near Yellowstone, Apr, 370 E Absaroka wilderness. Oct, 1208 SME guide to reporting exploration informa- Echo Bay Mines, tailings management at Lupin.* Decade of the environment. Feb, 176 tion, resources and reserves. Apr, 379 Feb, 213 determining audit needs at mines. Feb, 207 Wyoming's South Pass has gold deposits. Economic benefits gainbey droc k mechanics: Three Doe Run reduces lead smelter emissions. Apr, 368 case stucies:* J.F.T. Agapito. Feb, 215 Mar, 283 Exports: Economics: educational trail open at Mesquite Mine. coal expected to double by 2010. Sep, 1098 copper adds $6.8 billion to Arizona. Jul, 711 Nov, 1301 EIA predicts 150% increase in coal exports. copper industry in Arizona strong in 1989. environmental engineering, an evolving Jul, 742f Mar, 286 discipline of US bituminous coal increased 5%. Jul, 713 geoeconomics education in the Soviet Un- increasing importance to mining.” Nov, 1309 US increases bituminous exports. Dec, 1400 ion.” Mar, 310 environmental engineering, Drift. Nov, 1284 Eyde, T.: Magma seeks to extend San Manuel's life. finalists listed for Du Pont award. Jul, 710 President's interview.” Mar, 295 Oct, 1205 ground water restoration in mined areas.* President's page. Aug, 1012 major companies keep exploration dollars Sep, 1159 President's page. Dec, 1384 close to home. Apr, 370 Illinois invests in clean coal, more efficient President's page. Nov, 1282 Mexico's mining industry shows strength. mining. Mar, 289 President's page. Oct, 1188 Sep, 1106 Illinois utilities must switch coals or scrub. President's page. Sep, 1096 mining industry upturn is temporary? Feb, Feb, 184 176 Inco’s cyanide removal technology working F PAH says copper outlook is favorable. Jan, well." Feb, 205 issues review. Jun, 619 Falconbridge, considers mining Raglan copper 16 mining schools add environmental studies property. May, 470 Rio Algom closed East Kemptville tin mine. to their curriculum. Nov, 1310 Feldspar, industrial minerals review.” Jun, 598 Nov, 1300 protectors of the environment, new industry Fifteen legends inducted into the Mining Hall of selling gold forward increases profits.* Nov, strategy. Nov, 1306 Fame:* Sep, 1133 1317 RAHCO offers waste water treatment serv- FirstMiss Gold, pressure oxidation at Getchell.* Sep, silver demand exceeded supply in 1990. Jul, ices. Jun, 584 1121 706 seven companies nominated for Du Pont Flexco, fasteners help in Channel Tunnel. Sep, silver prices sinks to all-time low. Jan, 12 award. Apr, 370 SME guide for reporting exploration infor- software helps surface reclamation projects. Flint, D.C.: Geology and mineralization of the Gras- mation, resources and reserves. Apr, Apr, 399 berg porphyry copper-gold deposit, Irian 379 surface mine drainage control at 7hunder Jaya, Indonesia.* Mar, 300 Ecuador, interest shown in gold deposits.* Dec, Mountain Mine.* Feb, 210 Fiezculation, annual review.* May, 530 1412 surfactant chemical technology works for Flotation process analysis, annual review.* May, 1472 DECEMBER 1991 MINING ENGINEERING 533 Quebec eliminates sales tax on gold invest- germanium gallium ore.* Nov, 1361 Flotation, annual review.* May, 531 ment products. Sep, 1119 Harrington, T.: Coolant managementcriticali nt oday’s Fluid bed roasting, lab has three test reactors. Jun, Gold King Consolidated, suspended mining at large diesel engines.* Jan, 36 587 Adelaide Crown. Apr, 374 Hazardous waste, transformer retrofill eliminates Fluorspar, industrial minerals review.” Jun, 599 Gold: PCB problem at Magma. Feb, 191 FMC: annual review.* May, 512 Health & safety: company reports. Jun, 585 Atlas acquires Nerco properties. Jun, 589 automation to control silica dust.” Dec, 1440 sodium cyanide plant begins production. Canyon predicts positive earnings for 1991. MSHA cites 800 companies for coal dust Jan, 12 Aug, 1020 tampering. Jul, 713 Foley, J.T., surfactant chemical technology works Centurion finds four more gold zones at stretching lessens back injuries. Sep, 1098 for environmental jobs. Nov, 1329 Kings Canyon. Nov, 1305 Heap leaching, Inco’s cyanide removal technology Fort Knox, doubles Amax Gold's reserves. Oct, Claude Resources opens first mine. Jul, 72 working well.” Feb, 205 1201 Coeur d'Alene expands reserves, looks Hecla Mining: Freeport-McMoRan: outside US. Nov, 1299 buys Indusmin from Falconbridge. Feb, 195 company reports. Jun, 585 Cominco finds Alaskan deposit. Mar, 285 company reports. Jun, 585 gold, copper reserves increase by 500 kt design considerations of a carbon-in-leach merges with CoCa Mining. Mar, 290 (500,000 st), Jul, 709 circuit.” Sep, 1124 Heinrichs, W.E.: Cross borehole seismic tomogra- Grasberg comes onstream.* Apr, 385 domestic companies keep exploration dol- phy applications to mineral develop- Grasberg copper-gold deposit discussed.” lars close to home. Apr, 370 ment.* Aug, 1051 Mar, 300 Far East became largest consumer. Jun, Henson, M.S.: Pressure oxidation at FirstMiss Gold's Grasberg reserves reach 35 Mt (38.5 million 592 Getchell Mine.* Sep, 1121 st). Feb, 193 five Canadian companies expected to merge. Herkenhoff, E.C.: Why oppose NASA's moon min- in situ copper mining at Santa Cruz.* Aug, Aug, 1024 ing plans.* Aug, 1038 1031 Fort Knox acquisition doubles Amax Gold's Hickson, R.J.: Grasberg open-pit: Ertsberg's big more copper, gold found at Grasberg. Oct, reserves. Oct, 201 brother comes onstream in Indonesia.* 1206 Freeport finds more at Grasberg. Oct, 1206 Apr, 385 to sell $750 million in mineral, oil and gas Freeport reports major reserve increase. Hill, C.W.: Process controi at Doe Run's Fletcher assets. Jan, 23 Jul, 709 Concentrator.* Dec, 1407 Fuller Co., plans to build cement plant in Thailand. geology of Brewer Mine in South Carolina.” Hodges, G.J.: Stillwater Mining Co.'s precious met- Mar, 291 Jan, 38 als smelter: From pilot to production.* Grasberg comes onstream.* Apr, 385 Jul, 724 Inco’s cyanide removal technology working Homestake Mining: Galactic Resources, cyanide leakage at Summit- well.* Feb, 205 company reports. Jun, 585 ville. Dec, 1394 interest shown in Ecuadoran deposits.” Dec, land used for movie backdrop. Feb, 184 Garlanger, J.E.: Ground water restoration in mined 1412 mechanized cut-and-fill mining.” Dec, 1437 areas.* Sep, 1159 Kennecott, Canyon to mine Briggs property. Horizon Gold, purchases Amax Potash. Aug, 1024 Garnet, industrial minerals review.” Jun, 599 Feb, 193 Horizontal control of shearers: A three-dimensional- Gasper, J.H.: Conceptual and geometric design of late-stage development in Canada declines. problem:* G.C. Knight, D.J. Buchanan. steep slope ontour mining.* Nov, 1320 Jul, 714 Dec, 1415 Gems, industrial minerals review.” Jun, 600 Nerco adds 22.7 t (730,000 oz) to reserves. Horizontal stress and its effects on longwall ground Gencor, executive says South Africa must cut gold Oct, 1201 control:*C .M ark. Nov, 1356 output. Mar, 288 Newmont increases output to 49.7 t (1.6 Hydrometallurgy, annual review.” May, 534 Geochemistry, exploration review.” May, 491 million oz). Aug, 1019 Geoeconomics education in the Soviet Union:*V.T. Newmont reserves reach 587.8 t (18.9 mil- " Borisovich, J.J., Schanz, Jr. J.E. Tilton. lion oz). Apr, 369 lamarino, P.F.: Inco’s cyanide removal technology Mar, 310 particle size monitoring aids grinding at working well.” Feb, 205 Geology of the Brewer Gold Mine in South Carolina:* , Golden Sunlight.* Sep, 1128 idaho: J.W. Scheetz, J.M. Stonehouse, M.R. Pegasus’ reserves reach 130.6 t (4.2 million exploration review.” May, 497 Zwaschka. Jan, 38 0z). Apr, 374 surface mine drainage control at Thunder Geology, mineralization of the Grasberg porphyry Phelps Dodge, Canyon Resources buy Mountain.” Feb, 210 copper-gold deposit:* S.D.Van Nort, Montana properties. Mar, 287 works to end radioactive waste shipments. G.W. Atwood, T.B. Collinson, D.C Flint, practical approach used for dewatering at Dec, 1402 D.R. Potter. Mar, 300 Sleeper Mine.” Feb, 199 Wlinois: Geology: pressure oxidation at FirstMiss Gold's Getch- exploration review. May, 498 Brewer Gold Mine in South Carolina.” Jan, ell Mine.* Sep, 1121 invests in clean coal, more efficient mining. 38 Quebec eliminates sales tax on gold invest- Mar, 289 copper-gold mineralization at Grasberg ment products. Sep, 1119 power companies decide to switch or scrub. examined.* Mar, 300 selling forward increases profits.” Nov, 1317 Feb, 184 interest in Ecuadoran gold deposits.” Dec, South Africa must cut output. Mar, 288 Improving productivity in thin-seam continuous 1412 vat leaching again viable processing tech- mining at Tanoma:* S.G. Britton. Oct, new coal deposits forming in Indonesia. Oct, nique.* Sep, 1131 1222 1203 Wyoming's South Pass has gold deposits. In situ copper mining at Santa Cruz: A project space-time trip through the Cordillera.* Mar, r, 368 update:*T .O 'Neil. Aug, 1031 304 Golden Sunlight Mines, particle size moni- Inco’s cyanide removal technology working well:* stratabound lead-zinc deposits, Gansu, toring aids grinding.” Sep, 1128 E.A. Devuyst, G. Robbins, R. Vergunst, China.” Sep, 1165 Goldsmith, J., joins Newmont board. Aug, 1019 B. Tandi, P.F. lamarion. Feb, 205 Geophysic, DOD delays Soviet aerial survey. Jun, Graphite, industrial minerals review.“ Jun, 600 Inco: 588 Grasberg open-pit: Ertsberg’s big brother comes company reports. Jun, 585 Gertsch, R.E.: Viewpoint: Protectors of the environ- onstream in Indonesia:* R.J. Hickson. Creighton No. 3 suspended, McCreedy East ment, new strategy for the industry.* Apr, 385 development suspended. Oct, 1211 Nov, 1306 Grasberg: cyanide removal technology working well.” Gertsch, R.E.: Space mining: Boondoggle or the comes onstream in Indonesia.” Apr, 385 Feb, 205 next gold rush?* Aug, 1039 copper-gold mineralization discussed.” Mar, more high-grade copper-nickel deposits near Getman, introduces road builders for underground 300 Sudbury. Nov, 1300 mines. Sep, 1109 Greenstone Resources, new mineralization at new technology will reduce sulfur dioxide Gibbs, B.: Workshop attendees compare ore mod- Panama project. Aug, 1026 emissions. Dec, 1399 eling and mine planning software sys- Ground control, effects of horizontal stress on long- plans nickel mine in Manitoba. Jan, 15 tems.* Jul, 732 walls. Nov, 1356 India, materials handling in lead-zinc mines.” Dec, Gochioco, L.M.: Applications of the seismic interac- Ground water restoration in mined areas:* J.E. 1418 tive interpretation workstation for the Garlanger, R.K. Shrestha. Sep, 1159 Indiana: coal industry.* Aug, 1057 Ground water, restoration in mined areas.“ Sep, company to build pigment pliant. Jun, 590 Gold Fields Mining: 1159 exploration review.” May, 499 educational trail open at Mesquite Mine. Gypsum, industrial minerals review.* Jun, 602 Indonesia: Nov, 1301 building a university in Sumatra, Indonesia.” forms joint venture to explore Utah mining H Aug, 1035 claims. Hamilton, C.O.: Maintenance preparations impor- Grasberg comes onstream.* Apr, 385 Gold Institute: tant for new piants.* Jan, 25 Grasberg copper-gold deposit discussed.” fabrication demand increase 45%. Jul, 742) Hammend, D.R.: Selling forward increases profits Mar, 300 Far East became largest gold consumer. for gold producers.No*v , 1317 merges state-owned coal companies. Mar, Jun, 592 Harbuck, D.D.: Sulfuric acid leaching of a 286 MINING ENGINEERING DECEMBER 1991 1473 new coal deposits forming. Oct, 1203 Peabody plans work force reduction. Nov, Maintenance preparations important for new Industrial diamonds, industrial minerals review.* Jun, 1302 plants:* C.O. Hamilton. Jan, 25 603 Virginia appeais court reduces UMW fine. Maintenance: Inspiration Resources: May, 482 computerized system is a valuable tool.” company reports. Jun, 585 Larox, filter helps meet transportable moisture lim- Jan, 33 sells Hudson Bay Mining to Minorco. Jul, its. Aug, 1022 contract on Cat trucks works well.” Jan, 28 742k Lawrence Livermore National Laboratory, consid- coolant management critical in diesel en- Instrumentation and control, annual review.” May, ers oil shale plant for research facility. gines.* Jan, 36 535 Mar, 290 diagnostic expert system for continous Interest shown in Nambija gold deposits, Zamora Leaching: miners.* Apr, 419 province, Ecuador:*G.E. McKelvey. Dec, sulfuric acid leaching of a germanium gal- Drift of things. Jan, 6 1412 lium ore.* Nov, 1361 guidelines to ensure improvement.* Nov, Interview with Ted H. Eyde, 1991 President of the vat leaching of gold again viable.* Sep, 1131 1325 Society for Mining, Metallurgy, and Ex- on-line diagnostic systems for continuous ploration:* Mar, 295 ; Doe Run builds recycling facility. Nov, 1304 miners.” Dec, 1444 tron ore: Doe Run reduces smelter emissions. Mar, preparation important for new plants.” Jan, Cleveland-Cliffs reduces Michigan produc- 283 25 tion. May, 470 Stratabound deposits, Gansu province, China.* Sep, Manganese, industrial minerals review.* Jun, 606 Cliffs downsizes pellet operations by 25%. 1165 Manitoba, Inco plans nickel mine. Jan, 15 Nov, 1303 Legislation: Manville: northeast Minnesota update. Feb, 181 1872 Mining Law under attack.* Feb, 220 company reports. Jun, 585 ITT, will sell Carbon Industries. Jun, 589 alternative California desert wilderness bill new compensation plan announced. Feb, offered. Oct, 1191 186 J Baucus introduces RCRA legislation. May, selling industrial minerals business. Jul, 742) Jackling Lecture, practical rock mechanics applied 460 Mapping, contouring, gridding programs used for to underground mines.* Jun, 641 BLM, congressman urge Congress not to retreatment. Jul, 742e Jamison, C., urges Congress not to abandon Mining abandon Mining Law. Jun, 578 Marcantoni, P.J.: Stillwater Mining Co.'s precious Law. Jun, 578 Bumpers, Rahall reintroduce Mining Law metals smelter: From pilot to produc- Jenkins, R.E., Sterling Hill zinc mine is now a mu- bills. Mar, 275 tion.* Jul, 724 seum. Apr, 367 California desert wilderness bill may be Mark, C.: Horizontal stress and its effects on long- Jerez, R.: Cyprus Copperstone Gold benefits from passed. Apr, 361 wall ground control.* Nov, 1356 computerized ore control procedures.* congress will pursue more public land legis- Martin Marietta, buys Georgia granite quarry. Aug, Oct, 1232 lation. Feb, 178 1025 Johnson, D.C.: Precious metal deposits related to congressman concerned about natural re- Maryniak, G.E.: Space mining: Boondoggle or the alkaline igneous rock - Space-time trip source legislation. Jun, 576 next gold rush?* Aug, 1039 through the Cordillera. * Mar, 304 House committees pass striker replacement Materials handling in Indian lead-zinc mines - Status Jones, J.A.: Process contro! at Doe Run's Fletcher bill. May, 460 and outlook:* A.K. Basu, A.K. Mukho- Concentrator.De*c , 1407 House passes striker replacement bill. Sep, padhyay. Dec, 1418 Judd, J.C.: Sulfuric acid leaching of a germanium 1099 Matousek, J.W.: Stillwater Mining Co.'s precious gallium ore.* Nov, 1361 Mining Law compromises aimed at preserv- metals smelter: From pilot to produc- ing essentials of current law. Jul, 688 tion.* Jul, 724 K Senate rejects Bumpers’ patent moratorium. Matthews, D.C.: Pressure oxidation at FirstMiss Kaufmann, T.D.: Selling forward increases profits Oct, 1191 Gold's Getchell Mine.* Sep, 1121 for gold producers.No*v , 1317 steel, auto industries oppose higher mile- McKelvey, G.E.: Interest shown in Nambija depos- age cars. Jun, 578 its, Zamora province, Ecuador.” Dec, will ‘explore Jamestown property. Jan, 13 Leigh Creek, computerization helps cope with faulted 1412 will mine Briggs property with Canyon. Feb, coal seams. Jul, 738 Mechanical mine development systems at the Still- 193 Lime, industrial minerals review.* Jun, 604 water Mine:* C.M. Tilley. Jul, 721 Kentucky, exploration review.” May 500 Liners, steel-capped mill liners achieve consistent Mechanized cut-and-fill mining as applied at the Kerley Enterprises, plans Arizona alkylxanthate plant. wear life. Apr, 401 Homestake Mine:* J.D. Pfarr. Dec, 1437 Jan, 24 Lithium, industrial minerals review.” Jun, 604 Meridian Minerals, battle ranchers over coal mine. Key, J.R.: Dragline stripping methods enhanced by Lofftus, V.G.: Particle size monitoring improves grind explosives casting at Bridger Coal.“A pr, and aids throughput at Golden Sunlight Mesquite Mine, educational trail open. Nov, 1301 392 Mines.* Sep, 1128 Metals Economics Group, late-stage Canadian mine Khair, A.W.: Engineering to reduce the cost of roof Longwall mining: development Support in a coal mine experiencing effects of horizontal stress on longwall ground declines. Jul, 714 complex ground control problems. * Aug, control.* Nov, 1356 Mexico: 1062 horizontal control of shearers.” Dec, 1416 Asarco lists alternatives for its nonferrous King, J.M.: Legal due diligence - The skeletons in the new findings from surface subsidence mining company. Jul, 718 closet.* Oct, 1255 monitoring.” Oct, 1261 mining industry shows strong growth, new King, R.H.: Opportunities for continuous mining LU decomposition conditional simulations for explo- investment. Sep, 1106 productivity improvements. * Oct, 1226 ration strategy evaluations:*B.M. Davis, privatization improves mining outlook. Nov, KN Energy, coal mine accident injures 11. Mar, 287 J. Wilkins. Feb, 223 1302 Knife River's Beulah Mine - A three-seam chal- Lujan, M., mining group enlists his support. Mar, 281 Mica, industrial minerals review.” Jun, 607 lenge:* C.S. Vender. Apr, 396 Luo, Y.: Some new findings from surface subsi- Michigan Technological University, adds environ- Knight, G.C.: Horiczontoroln oft sheaarelrs: A three- dence monitoring over longwall panels. * mental studies to its curriculum.” Nov, dimensional problem.* De,c 1416 Oct 1261 1310 Komatsu, introduces largest dozer. Sep, 1105 Lytle, F.E.: Maintenance contract on Cat 785 trucks Michigan, Cliffs reduces iron ore production. May, Krajewski, S.A.: Workshop attendees compare ore works well at Round Mountain.* Jan, 28 modeling and mine planning software Microcomputer analysis aids continuous mining systems.J*ul , 732 M productivity at Tanoma:* S.G. Britton. Kral, S.: MA Hanna, sells 20% stake in Iron Ore Co. to Aug, 1027 mining law has survived for 120 years. Mar, Mitsubishi. Aug, 1025 Mid-Continent Resources, permanently closes Dutch 281 Magma Copper: : Creek Coal Mine. Mar, 290 rallying miners tell Rahall to leave mining bought Alta Gold's interest in Robinson dis- Mine de law alone. May, 465 trict. Nov, 1305 Claude Resources opens first gold mine. Kue-Ken, inks Soviet jaw crusher deal. Sep, 1113 buys Robinson from Alta Gold. Dec, 1402 Jul, 712 Kyanite, industrial minerals review.* Jun, 603 buys Robinson from Kennecott. Jan, 23 computerization helps cope with faulted coal company reports. Jun, 585 seams. Jul, 738 L signs 15-year labor agreement. Dec, 1402 late-stage projects in Canada decline. Jul, Labor: Study aimed at extending San Manuel life. 714 House committees pass striker replacement Oct, 1205 mechanical development systems at Still- bill. May, 460 transformer retrofill eliminates PCB prob- water.* Jul, 721 House passes striker replacement bill. Sep, lem. Feb, 191 Minerals Management Service, states get $481 1099 Magnesite, industrial minerals review.” Jun, 606 million from job, salary survey results. Jan, 7 Maintenance contract on Cat 785 trucks works well natural resource development. Jun, 578 Magma, unions sign 15-year agreement. at Round Mountain:* J.B. Rasmussen, Minerals processing: Dec, 1402 A.J. Douchane, F.E. Lytle. Jan, 28 design consideration of a carbon-in-leach mining employment fell to 305,000 in June. Maintenance evaluation: Guidelines to ensure im- circuit.” Sep, 124 Aug, 1025 provement:*P.D. Tomlingson. Nov, 1325 practical approach used for dewatering at 1474 DECEMBER 1991 MINING ENGINEERING Sleeper Mine.* Feb, 199 why oppose NASA's plans.* Aug, 1038 ter. May, 483 pressure oxidation at FirstMiss Gold's Getch- Mooney, T.C.: Precious metal deposits re- company reports. Jun, 585 ell Mine.* Sep, 1121 lated to alkaline.* Mar, 304 design considerations of a carbon-in-leach circuit.” vat leaching of gold again viable.* Sep, 1131 Moore, R.: Using mobile roof support for pillar ex- Sep, 1124 control at Doe Run's Fletcher concentrator.* traction at Martin County Coal.* Oct, earnings increase 20% in 1990. Mar, 289 Dec, 1407 1215 geologists help injured eagle. Dec, 1393 Mining Hall of Fame: Moore, T.N.: Quantitative vibration evaluation of geologists take second graders fossil hunt- 15 legends inducted.* Sep, 1133 modified rock drill handles.* Mar, 319 ing. Jan, 14 achieves $400,000 fund raising challenge. Mowrey, G.L.: Promising coal interface detection increases Output to 49.7 t (1.6 million oz). Jun, 591 methods.* Jan, 134 Aug, 1019 receives $10,000 grant. Feb, 182 MSHA: reserves reach 587.8 (18.9 million oz). Apr, Mining Law of 1872: cites 800 companies for coal dust tamper- 9 1872 Mining Law under attack.* Feb, 220 ing. Jul, 713 will not explore near Arizona wilderness BLM, congressman urge Congress not to fined company $105,540 for safety viola- area. Feb, 193 abandon law. Jun, 578 tions. Jul, 742k Newmont Mining: Bumpers attacks BLM, AMC. Apr, 361 fines Asarco $500,000 for smelter viola- company reports. Jun, 585 compromises aimed at salvaging essentials tions. Oct, 1207 expects significantly lower third quarter of current law. Jul, 688 fines Peabody $500,000 for coal dust sam- earnings. Nov, 1305 congressman concerned about legislation. pling. Feb, 195 Goldsmith joins board. Aug, 1019 Jun, 576 levies $1 million in mine accidents. Dec, merger with Barrick called off. Aug, 1019 legal due diligence - skeletons in the closet.* 1403 studies merger with Barrick. Jun, 591 Oct, 1255 nine miners plead guilty to false statements will lay off 133 people. Dec, 1402 mining group attempts to enlist Lujan. Mar, during investigation. Aug, 1025 281 seeks $10,000 per violation in coal dust Falconbridge considers mining Raglan prop- Rahall, Bumpers reintroduce legislation. Mar, tampering. May, 460 erty. May, 470 275 Sentinels of Safety winners announced. Oct, Inco finds more near Sudbury. Nov, 1300 rallying miners urge Rahall to leave it alone. 1207 Inco plans mine in Manitoba. Jan, 15 May, 465 Mukhopadhyay, A.K.: Materials handling in Indian Nord Pacific, Australian property could produce Senate rejects Bumpers’ moratorium. Oct, lead-zinc mines - Status and outlook.* high-grade copper cathodes. Mar, 291 1191 Dec, 1418 North Dakota, Knife River's Beulah Mine.* Apr, 396 Statute has survived for 120 years. Mar, 281 Museums: Nuclear waste: Mining methods: Arizona gives state mining museum new DOE vows to begin storage at WIPP. Jul, borehole mining technology expands hori- home. Feb, 182 688 zon.* Mar, 313 Arizona mining museum gets new home. New Mexico threatens lawsuit over WIPP conceptual, geometric designs of steep slope Nov, 1301 opening. Oct, 1191 contour mining.* Nov, 1320 Hall of fame receives $10,000 grant. WIPP shipments delayed 30 days. Nov, Cyprus Copperstone benefits from compu- Feb, 182 1296 terized ore control.* Oct, 1232 Sterling Hill zinc mine now a museum. Yucca Mountain critics want another site. explosives enhance dragline stripping at Apr, 367 Nov, 1296 Bridger Coal.* Apr, 392 two Colorado museums report good Nuclear, coal executives cite resurgence of horizontal controls of shearers.” Dec, 1416 news. Jun, 591 nuclear energy. Jul, 701 Knife River's Beulah Mine.* Apr, 396 Mutschler, F.E.: Precious metal deposits related to mechanized cut-and-fill at Homestake.* Dec, alkaline igneous rocks - Space-time trip 1437 through the Cordillera. * Mar, 304 ce) microcomputer aids continuous miner pro- O'Neil, T.: ductivity.” Aug, 1027 Drift of things. Apr, 360 mobile roof support for pillar extraction.” N Drift of things. Aug, 1014 Oct, 1215 Nahcolite, NaTec opens mining, processing plant. Drift of things. Dec, 1385 solution mining review.* Jun, 624 May, 467 Drift of things. Feb, 176 surface subsidence monitoring over long- NaTec, nahcolite solution mining, processing facility Drift of things. Jan, 6 wall panels.* Oct, 1261 open. May, 467 Drift of things. Jul, 686 Mining schools add environmental studies NCA: Drift of things. Jun, 576 to their curriculum.” Nov, 1310 Black Thunder is largest coal producer. Dec, Drift of things. Mar, 274 Mining, annual review introduction.” May, 511 1400 Drift of things. May, 458 Minnesota: coal still largest domestic source of energy. Drift of things. Nov, 1284 exploration review.* May, 500 Oct, 1202 Drift of things. Oct. 1190 iron ore, taconite update. Feb, 181 US bituminous coal exports increased 5%. Drift of things. Sep, 1098 Minorco, buys Hudson Bay from Inspiration. Jul, Jul, 713 O'Neil, T.: In situ copper mining at Santa Cruz: A 742k Nepheline syenite, industrial minerals review.* Jun, project update.* Aug, 1031 MinVen, merges with United Coin. Dec, 1402 598 Occidental Petroleum, pulls out of oil shale demon- Missouri, exploration review.* May, 501 Nerco Minerals: stration project. Feb, 193 Mitchell, J.: Diagnostic expert system techniques for begins gold production at Cripple Creek. Odekirk, M.D.: Sulfuric acid leaching of a germa- improving hydraulic maintenance of a Dec, 1402 nium gallium ore.* Nov, 1361 continuous mining machine.* Apr, 419 begins development of Crippie Creek prop- Oil shale: Mitsubishi: erty. May, 483 BLM will amend rules. Feb, 178 buys 15% interest in Cyprus coal mine. Aug, closes Candelaria Mine. Jan, 12 government, industry discuss its future. Aug, 1025 coal unit arranges Powder River coal ship- 1024 buys 20% of Hanna's stake in Iron Ore Co. ments. Sep, 1119 Senate oil shale patent moratorium. Oct, Aug, 1025 Cripple Creek adds 22.7 t (730,000 oz) of 1191 completes coal deal with Cyprus. Sep, 1119 gold reserves. Oct, 1201 Unocal permanently closes Parachute Creek Mohr, R.: Control of surface mine drainage at Coeur sells gold properties to Atlas. Jun, 589 plant. Apr, 372 d’Alene’s Thunder Mountain Mine. *Feb, Nevada Goldfields, controlling interest in company Olivine, industrial minerals review.” Jun, 608 210 acquired by Gwalia Consolidated. Apr, On-line diagnostic maintenance systems for con- Molybdenum: 374 tinuous mining machines:* J.C. Cawley. Climax completing modernization at Hen- Nevada: Dec, 1444 derson.* Nov, 1315 exploration review.” May, 503 Ontario, Inco finds more copper-nickel near Sud- Climax halts underground, begins surtace Nerco closes Candelaria Mine. Jan, 12 bury. Nov, 1300 mining at Leadville. Jul, 742f pressure oxidation at FirstMiss Gold's Getch- Open-pit mining, annual review.” May, 516 Montana: ell Mine.* Sep, 1121 Operations research, annual review.” May, 517 coal company, ranchers battle over pro- Yucca Mountain critics want a different site. Opportunities for continuous mining productivity im- posed mine. Dec, 1400 Nov, 1296 provements:*R.H. King, S.c. Suboleski. exploration review.” May, 502 New Mexico: Oct, 1226 Phelps Dodge, Canyon Resources buy gold exploration review.” May, 504 Ore control, Copperstone benefits from computer- properties. Mar, 287 Phelps Dodge will close Tyrone concentrator. ized procedures.* Oct, 1232 plant would upgrade low-rank coal. May, Nov, 1299 Oregon, cyanide policy will discourage mining. Dec, 467 threatens lawsuit over WIPP. Oct, 1191 1393 synthetic coal plant being built. Sep, 1111 WIPP shipments delayed 30 days. Nov, Oregon, underground copper mine planned. Aug, Moon mining: 1296 1022 space mining, boondoggle or next gold Newmont Gold: Ott, R.E.: Design considerations of a carbon-in- rush?* Aug, 1039 achieved lower production cost in first quar- leach circuit at Newmont Gold.* Sep, MINING ENGINEERING DECEMBER 1991 1475 1124 Precious metal deposits related to alkaline development of personal diesel aerosol igneous rocks - Space-time trip through sampler design and performance crite- Pp the Cordiliera:*F. Mutschler, T. Mooney, ria.* Feb, 232 Pachucki, W.J.: Computerized maintenance man- D. Johnson. Mar, 304 diagnostic expert system techniques for agement information systems - A valu- Precious metals: continuous mining machines.* Apr, 419 able tool.* Jan, 33 Drift of things. Apr, 360 DOE selects nine clean coal projects. Dec, Page, S.: Development of a system to analyze platinum remains stable despite clean air. 1401 airflow patterns in full-scale laboratory Jan, 10 Drift of things. Apr, 360 investigations of dustc ontrol. *Oct, 1249 silver price sinks to all-time low. Jan, 12 effect of chemical and physical coal proper- Panama, seeks partners for peat development. Jul, space-time trip through the Cordillera.* Mar, ties on handling behavior.* Feb, 228 703 304 emission control options for mining equip- Particle size monitoring improves grind and aids Stillwater’s smelter.* Jul, 724 ment.* Mar, 325 throughput at Golden Sunlight Mines:* war causes cobalt to become “precious fluid bed roasting lab has three test reac- G.B. Amicucci, V.G. Lofftus. Sep, 1128 metal.” Apr, 368 tors. Jun, 587 Peabody Coal: Preparation, coal, annual review.“ May, 523 fuel additives may reduce soot emissions. coal unit plans work force reduction. Pressure oxidation at FirstMiss Gold's Getchell Mar, 292 Nov, 1302 Mine:* D.C. Matthews, M.S. Henson. Iilinois invests in clean coal, more efficient fined $500,000 for coal dust samples. Sep, 1121 mining. Mar, 289 Feb, 1995 Pritchard, C.J.: Case study of controlled district improved borehole mining technology ex- Peat, Panama seeks partners for devel- recirculationN.o*v , 1351 pands horizon.* Mar, 313 opment. Jul, 703 Process control at Doe Run's Fletcher Concentra- in situ copper mining at Santa Cruz.* Aug, Pegasus Gold: tor:* J.A. Jones, R.D. Deister, C.W. Hill, 1031 company reports. Jun, 585 D.R. Barker, P.B. Crummie. Dec, 1407 LU decomposition conditional simulations reserves reach 130.6 t (4.2 million oz). Apr, Promising coal interface detection methods:* G.L. for exploration strategy evaluations.” 374 Mowrey. Jan, 134 Feb, 223 Peng, S.S.: Engineering to reduce the cost of roof Public lands: natural gamma detection used for horizon support in a coal mine experiencing 102nd Congress will pursue more legisla- control in coal mines. May, 479 complex ground control problems. *Aug, tion. Feb, 178 new findings from surface subsidence 1062 BLM will amend oil shale rules. Feb, 178 monitoring over longwall panels.” Oct, Peng, S.S.: Some new findings from surface subsi- Drift of things. Mar, 274 1261 dence monitoring over longwall pan- Pyrometallurgy, annual review.* May, 538 promising coal interface detection meth- els.* Oct, 1261 Pyrophylite, industrial minerals review.* Jun, 609 ods.* Jan, 134 Pennsylvania: pulsing laser proposed for continuous rock Allegheny Power wants to install scrubbers. Q excavation. Sep, 1109 Jul, 742) Quantitative vibration evaluation of modified rock quantitative vibration evaluation of rock drill exploration review.” May, 504 drill handles:* E.M. De Souza, T.N. handles.* Mar, 319 Perlite, industrial minerals review.* Jun, 609 Moore. Mar, 319 radar detection in coal.* Apr, 413 Pfarr, J.D.: Mechanized cut-and-fill mining as ap- Quebec, Faclonbridge considers Raglan property. report outlines needed exploration, mining plied at the Homestake Mine.* Dec, May, 470 technologies. Jun, 576 1437 Quenon, R., sees increasing global impacts on US Rosebud synthetic coal plant being built. Phelps Dodge: coal. Jul, 701 Sep, 1111 buys Montana goid properties with Canyon. QuickSurf, contouring, gridding programs used for seismic interactive interpretation worksta- Mar, 287 retreatment, Jul, 742e tion for coal.* Aug, 1057 contributes $350,000 to Montana Tech. Jul study examines underground blast damage 742) R mechanisms. Jul, 708 discovers more copper near Morenci. Feb, R&M Shackleford, chemical-free process will re- system to analyze airflow patterns in full- 193 move toxic cyanide. Oct, 1211 scale laboratory investigations.“ Oct, discovers more gold on McDonald property. Radar hazard detection in a coal structure:* R.S. 1249 Jul, 742k Dennen, W.P. Stroud. Apr, 413 University of Kentucky to study liquefaction. major discovery at McDonald. Dec, 1402 Rahal, N.: Feb, 186 McDonald deposit expanded to 1.6-x 1.6- miners say to leave Mining Law alone. May, Reynolds Metals: km (1-x 1-mile). Oct, 1211. 465 Boddington capacity increased 8%. Sep, will close Tyrone concentrator. Nov, 1299 reintroduces Mining Law legislation. Mar, 1119 Philbrook, J.N.: Environmental audits: Determining 75 closes three aluminum lines at Troutdale, the need at mining facilities.* Feb, 207 RAHCO, offers waste water treatment services. OR. Jul, 742k Physical separation, annual review.* May, 536 Jun, 584 company reports. Jun, 585 Pincock, Allen & Holt, study says copper outlook is Rare earths, industrial minerals review.* Jun, 610 temporarily closed two potlines at Trout- favorable. Jan, 16 Rasmussen, J.B.: Maintenance contract on Cat 785 dale, OR. Nov, 1305 Pittsburgh & Midway Coal, signed supply contract trucks works well at Round Mountain.* Rhodium, price remains stable despite clean with Wisconsin utility. Jun, 592 Jan, 28 air regs. Jan, 10 Placer Dome: RCRA, Baucus introduces legislation. May, 460 Rio Algom: company reports. Jun, 585 Reclamation: closes East Kemptville tin mine. Nov, 1300 Porgera production will produce 28 t BLM proposes stronger bonding rules. Sep, permanently closes East Kemptville tin mine. (900,000 oz) in 1991. Oct, 1211 1099 Dec, 1497 will evaluate Andacoilo copper deposit. Jul, ground water restoration in mined areas.* Robbins, G: /nco’s cyanide removal technology 7421 Sep, 1159 working well.* Feb, 205 Plant design, annual review.* May, 537 software helps surface projects. Apr, 399 Rochester & Pittsburgh Coal, sells Florence Mining Platinum: Recycling, Doe Run builds lead recycling facility. Co. Dec, 1402 annual review.* May, 512 : Nov, 1304 Rock mechanics: mechanical mine development systems at Regulations: economic benefits: Three case studies.* Stillwater.* Jul, 721 annual review.* Jun, 623 Feb, 215 stable prices despite clean air regs. Jan, 10 BLM proposes regulation for mining on mili- Jackling ‘.ecture.* Jun, 641 Stillwater Mining's smeliter.* Jul, 724 tary lands. Jul, 742h pulsing luser proposed for rock excavation. Plexus “ BLM will amend oil shale rules. Feb, 178 Sep, 1109 company reports. Jun, 585 EPA proceeds with Strawman Il regula- Roof support: plans underground copper mine in Cregon. tions. Feb, 178 engineering to reduce costs of roof sup- Aug, 1022 Research & development: port.* Aug, 1062 Polar Minerals, to build Indiana pigment plant. Jun, annual review, coal.* May, 525 mobile roof support for pillar extraction.* 590 arinual review, mining.” May, 517 Oct, 1215 Potash: bit technology keeps drilling costs down. Rosebud Syncoal Partnership, building synthetic Horizon purchases Amax Potash. Aug, 1024 Aug, 1042 coal plant in Montana. Sep, 1111 review of 1990 activities. Jul, 740 building an energy center in Sumatra, Indo- Roset, G.K.: Stillwater Mining Co.'s precious metals Potter, D.R.: Geology and mineralization of the nesia.* Aug, 1035 smelter: From pilot to production.* Jul, Bureau budget emphasizes information, 724 Irian Jaya, Indonesia.* Mar, 300 education. Apr, 373 Round Mountain Gold, truck maintenance contract Practical rock mechanics applied to underground Bureau receives award. Oct, 1190 works well.* Jan, 28 mines:* J.J. Scott. Jun, 641 coal gasification plant to be built. Jul, 715 Royalty, review of mineral royalty information.” Jul, Prasad, M.S.: Concentration capacity in treating coal mine belt capacity simulator.* Apr, 424 728 copp-cobalt and copper-zinc ores at cross borehole seismic tomography in min- RTZ: Gecamines, Zaire.* Jan, 129 ing.* Aug, 1051 company reports. Jun, 585 1476 DECEMBER 1991 MINING ENGINEERING Escondida will increase Chile’s copper out- Defense Department delays aerial geophysi- tion. Apr, 399 put by 20%. Jun, 586 cal survey. Jun, 588 computerization helps planners with faulted coal Rubow, K.L.: Development of personal diesel aero- geoeconomics education.* Mar, 310 seams. Jul, 738 sol sampler design and performance inks jaw crusher deal with Kue-Ken. Sep, 1113 consider using repaired polyurethane parts. Mar, criteria. * Feb, 232 Space mining: Boondoggle or the next gold rush?:* 292 R.E. GertschG.,E . Maryniak. Aug, 1039 Flexco fasteners help in Channel Tunnel. Ss Staurolite, industrial minerals review.” Jun, 613 Sep, 1138 Salaries, job, salary survey results. Jan, 7 Steel, industry opposes higher mileage car legisla- fuel additives may reduce diesel soot emis- Santa Fe Pacific: tion. Jun, 578 sions. Mar, 292 increases gold ore reserves. Jan, 23 Sterling Hill, zinc producer is now a museum. Apr, Getman introduces underground road build- company reports. Jun, 585 367 ers. Sep, 1109 Schanz, J.J.: Geoeconomics education in the So- Stillwater Mining Co.'s precious metals smelter: Komatsu introduces largest dozer. Sep, 1105 viet Union.* Mar, 310 From pilot to production:* G.J. Hodges, Net Positive Suction Head. Apr, 403 Scheetz, J.W.: Geology of Brewer Gold Mine in G.K. Roset, J.W. Matousek, P.J. Mar- solid-woven belts replace steel cord. Dec, South Carolina.* Jan, 38 cantoni, Jul, 724 1398 Scott, J.J.: Practical rock mechanics applied to Stillwater Mining: steel-capped liners achieve consistent wear underground mines.* Jun, 641 mechanical mine development systems.” life. Apr, 401 Sea mining, recent developments, future projects.” Jul, 721 surfactant chemical technology works for Jan, 125 precious metals smelter.* Jul, 724 environmental jobs. Nov, 1329 Selling forward increases profits for gold produc- reduces work force by 113 people. Apr, 374 transformer retrofill eliminates PCB prob- ers:* T.D. Kaufmann, D.R. Hammond. Stonehouse, J.M.: Geology of Brewer Gold Mine in lem at Magma. Feb, 191 Nov, 1317 South Carolina.* Jan, 38 urethane coating protects mining equipment. Shell Mining, builds demonstration plant to convert Stratabound lead-zinc deposits of the central Xich- Aug, 1044 coal to clean fuels. Mar, 293 eng district, southeastern Gansu prov- Teck, company reports. Jun, 585 Shotcrete, development of high productivity ince, China:* R.B. Cook, W. Anbin, S. Tenneco: shotcreting at Cannon.* Jun, 647 Chunhui. Sep, 1165 donates land to Nature Conservancy. Jan, Shrestha, R.K.: Ground water restoration in mined Strawman Il, EPA proceeds with regulations. Feb, areas.* Sep, 1159 178 will add 1.36 Mt/a (1.5 million stpy) of soda Silica sand, industrial minerals review.” Jun, 611 Strontium, industrial minerals review.” Jun, 613 ash capacity. Oct, 1209 Silver Institute, silver coinage use reaches highest Stroud, W.P.: Radar hazard detection in a coal Thailand, expected to build $300 million copper level. Jul, 704 structure.* Apr, 413 smelter, refinery, Jul, 742! Silver: Stuart, 8, geologists take second graders fossil Thompson, S.D.: Coal mine belt capacity simulator annual review.” May, 512 hunting. Jan, 14 - Extensions for modeling segregation Coeur d'Alene expands reserves, looks Suboleski, S.C.: Opportunities for continuous min- and protection bunkers.* Apr, 424 outside US. Nov, 1299 ing productivity improvements.* Oct, Tilley, C.M.: Mechanical mine development sys- coinage use reaches highest level. Jul, 704 1226 tems at the Stillwater Mine.* Jul, 721 demand exceeds supply in 1990. Jul, 706 Subsidence, surface monitoring over longwall pan- Timko, R.J.: Case study of controlled district recircu- price sinks to all-time low. Jan, 12 els.* Oct,1261 lation.* Nov, 1351 Size reduction, annual review.* May, 539 Sulfur dioxide US, Canada form reduction pact. Apr, Tin: SME: 361 Rio Algom closed East Kemptville. Nov, Foundation for Public Information and Edu- Sulfur, industrial minerals review.” Jun, 614 1300 cation. Aug, 1015 Sulfuric acid leaching of a germanium gallium ore:* Rion Algom permanently closes East Foundation for Public Information and Edu- D.D. Harbuck, M.D. Odekirk, J.C. Judd. Kemptville. Dec, 1497 cation. Oct, 1192 Nov, 1361 Titanium, industrial minerals review.” Jun, 615 Guide for Reporting Exploration Informa- Sumitomo, discovers more copper near Morenci. Tomlingson, P.D.: Maintenance evaluation: Guide- tion, Resources and Feb, 193 lines to ensure improvement. “Nov, 1325 Reserves. Apr, 379 Sunshine Mining: Tri-Valley, DOD delays Soviet aerial geophysical Interview with Ted H. Eyde.* Mar, 295 gets concession to mine and market dia- survey. Jun, 588 President's page. Aug, 1012 monds in Sierre Leone. Mar, 290 Tunneling: mechanical mine development systems President's page. Dec, 1384 stopped payments on eight series of silver at Stillwater.” Jul, 721 President's page. Nov, 1282 index bonds. May, 483 Tussey, |.J.: Using mobile roof support for pillar President's page. Oct, 1188 Surface mining: extraction at Martin County Coal.* Oct, President's page. Sep, 1096 annuai review.* May, 527 1215 signs protocol agreement with Chinese metal Cat 994 loader meant for large mines. Feb, Tyler, W.D.: Amax uses practical approach to society. Sep, 1105 187 dewatering at its Sleeper Mine.* Feb, workshop compares ore modeling, mine Climax begins surface mining at Leadville. 199 planning software.* Jul, 732 Jul, 742f Smelters: controlling drainage at Thunder Mountain.” U Doe Run reduces lead emissions. Mar, 283 Feb, 210 Umetco, suspends US uranium mining. Jan, 13 Stillwater Mining’s precious metals.” Jul, Surfactants, chemical technology works for envi- UMW, Virginia court reduces fine. May, 482 724 ronmental jobs. Nov, 1329 Underground mining: technology will reduce sulfur dioxide emis- Svensson, R., steel-capped mill liners achieve annual review.* May, 528 sions at Sudbury. Dec, 1399 consistent wear life. Apr, 401 Climax halts underground mining at Lead- Smithosian, AMC contributes $1 million to gem hall. Swinderman, R.T., consider using repaired polyure- ville mine. Jul, 742f Jul, 742i thane wear part. Mar, 292 economic benefits of rock mechanics.” Feb, Soda ash, industrial minerals review.* Jun, 611 Szwilski, T.: Building a university and center for 215 Sodium cyanide, FMC plant begins production. Jan, energy in Sumatra, Indonesia.* Aug, Jackling Lecture.” Jun, 641 12 1035 Plexus plans Oregon copper mine. Aug, Sodium sulfate, industrial minerals review.* Jun, 1022 T study examines blast damage mechanisms. Software, ore modeling and mine planning software Taconite, northeast Minnesota update. Feb, 181 Jul, 708 compared.” Jul, 732 Tailings management in the Canadian Arctic: Echo Unocal: Solution mining: Bay's Lupin Mine:* H.R. Wilson. Feb, permanently closes Parachute Creek shale annual review.” Jun, 624 213 plant. Apr, 372 = copper mining at Santa Cruz.* Aug, 1031 Tailings, management at Echo Bay's Lupin Mine.” seeks buyers for Molycorp. Jul, 742k NaTec opens nahcolite mine, plant. May, Feb, 213 wants to sell Molycorp. May, 483 465 Talc, industrial minerals review.“ Jun, 615 Unrug, K.F.: Using mobile roof support for pillar sulfuric acid leaching of a germanium gal- Tampella Power, gets DOE funding to build gener- extraction at Martin County Coal.* Oct, lium ore.* Nov, 1361 ating station using coal gasification, 1215 Some new findings from surface subsidence moni- clean burning technologies. Nov, 1305 Uranium, Energy Fuels, Umetco suspend US min- toring over longwall panels:* Y. Luo, Tandi, B.: Inco’s cyanide removal technology work- ing. Jan, 13 S.S. Peng. Oct, 1261 ing well.* Feb. 205 US government: South Africa, country must cut gold output. Mar, 288 Tanoma Mining: BLM South Carolina, geology of Brewer Gold Mine.* Jan, improving productivity in thin-seam con- amends oil shale rules. Feb, 178 38 tinuous mining.* Oct, 1222 attacked by Bumpers. Apr, 361 South Dakota, exploration review.* May, 505 microcomputer aids continuous miner congressman urges Congress not to aban- Southern Illinois University, to help build coal gasi- productivity." Aug, 1027 don Mining Law. Jun, 578 fication plant. Jul, 715 Technology news: proposes stronger reclamation bonding Soviet Union: bit technology keeps costs down. Aug, 1042 rules. Sep, 1099 32 killed in mine fire. Jul, 7421 computer software helps surface reclama- Bureau of Mines MINING ENGINEERING DECEMBER 1991 1477 budget emphasizes information, education. Oct, 1203 alternative California desert bill offered. Oct, Apr, 373 Using mobile roof support for pillar extraction at 1191 diagnostic expert system for improving Martin County Coal:* K.F. Unrug, |.J. California bill may be passed. Apr, 361 hydraulics on Tussey, R. Moore, Oct, 1215 Newmont will not explore near Arizona wil- continuous miners.” Apr, 419 USMX, company reports. Jun, 585 derness area. Feb, 193 in situ copper mining at Santa Cruz.” Aug, Utah: Wilkins, J.: LU decomposition conditional simula- 1031 Gov. Bangerter: Technology use key for tions for exploration strategy evalu- radar hazard detection in coal.* Apr, 413 mining. Nov, 1295 ations.* Feb, 223 Commerce department university gets grant. Dec, 1402 Wilson, H.R.: Tailings managementin the Canadian mining had highest annual pay in 1990. Oct, uranium mining suspended. Jan, 13 Arctic: Echo Bay’s Lupin Mine.* Feb, 1209 Utilities, Illinois companies must switch coals or 213 Defense department scrub. Feb, 184 WIPP: stockpile gets $30 million less. Dec, 1386 DOE vows to begin nuclear storage. Jul, DOE Vv 688 awards University of Kentucky grant to study Van Nort, S.D.: Geology and mineralization of the Interior tranfers land to DOE. Mar, 290 liquefaction. Feb, 186 Grasberg porphyry copper-gold deposit, New Mexico threatens lawsuit over open- begins fourth round of CCT. Jul, 742f Irian Jaya, Indonesia.* Mar, 300 ing. Oct, 1191 differs with EPA on clean air deadline. Dec, Vat leaching: Historic gold processing technique Wirth, T.: 1386 again viable:* L.W. Cope. Sep, 1131 compromise on Mining Law legislation. Jul, to build coal gasification plant. Jul, 715 Vender, C.S.: Knife River's Beulah Mine - A three- 688 vows to begin WIPPS storage. Jul, 688 seam challenge.* Apr, 396 Senate approves oil shale moratorium. Oct, WIPP shipment delayed 30 days. Nov, 1296 Vergunst, R.: Inco’s cyanide removal technology 1191 Yucca Mountain critics want a different site. working well.* Feb, 205 Wisconsin, exploration review.* May, 507 Nov, 1296 Vermiculite, industrial minerals review.* Jun, 617 Witco, surfactant chemical technology works for EIA Virginia: environmental jobs. Nov, 1329 predicts 150% increase in coal exports. Jul, appeals court reduces UMW fine. May, 483 Women in Mining, seminar on Mining Law. Mar, 281 742¢ exploration review.” May, 506 Workshop attendees compare ore modeling and EPA mine planning software systems:* B. dealt setback in Superfund enforcement. Ww Gibbs, S.A. Krajewski. Jul, 732 Dec, 1386 Washington, exploration review.” May, 506 Wyoming: differs with DOE on clean air deadline. Dec, Waste water: exploration review.” May, 509 1386 Inco’s cyanide removal technology working explosives enhance dragline stripping at industry should pay $27.50/t ($25 per st) well.* Feb, 205 Bridger Coal.* Apr, 392 emissions fee. May, 460 RAHCO offers treatment services. Jun, 584 FMC sodium cyanide plant begins produc- proceeds with Stawman II regulations. Feb, Water treatment, RAHCO offers waste water serv- tion. Jan, 12 178 ices. Jun, 584 South Pass gold deposits studied. Apr, 368 Interior department Waytulonis, R.W.: Emission control options for mine transferred WIPP land to DOE. Mar, 290 diesels.* Mar, 325 Labor department Webster, P.L.: Coal mine belt capacity simulator - Yang, K.: Development of a system to analyze domestic mining employment fell to 320,000. Extensions for modeling segregation airflow patterns in full-scale laboratory May, 483 and protection bunkers.* Apr, 424 investigations of dust control. *Oct, 1249 mining employment fell to 305,000 in June. Western Museum of Mining and Industry, awarded Yucca Mountain, critics want a different site. Nov, Aug, 1025 accreditation by AAM. Jun, 591 MSHA Westmoreland Coal, buys Golden Oak Mining as- cites 800 companies for coal dust tamper- sets. Jun, 592 z ing. Jul, 713 Wetlands, Bush plan would allow miners to work Zaire, concentration capacity of copper-cobalt, zinc fines Asarco $500,000 for smelter viola- wetlands.Sep, 1099 ores at Gecamines.* Jan, 129 tions. Oct, 1207 What it’s worth: A review of mineral royalty informa- Zeolites, industrial minerals review.” Jun, 618 levies $1 million in mine deaths. Dec, 1403 tion:* H.L. Bourne. Jul, 728 Zine: nine miners guilty of false statements during White, L.: Environmental engineering - an evolving concentration capacity of copper-zinc ores.* investigation. Aug, 1025 discipline of increasing importance to Jan, 129 seeks $10,000 per violation in coal dust mining.* Nov, 1309 Sterling Hill now a museum. Apr, 367 allegations. May 460 Why oppose NASA's moon mining plans:* E.C. stratabound deposits, Gansu, China.* Sep, Sentinels of Safety winners announced. Oct, Herkenhoff. Aug, 1038 1165 1207 Wilderness: Zirconium, industrial minerals review.” Jun, 619 USGS 102nd Congress will pursue more legisla- Zwaschka, M.R.: Geology of Brewer Gold Mine in new Coal deposits forming in Indonesia. tion. Feb, 178 South Carolina.* Jan, 38 Part 2: SME News A Jackling, Daniel C., Feb 180 Bullock, R. L., Feb 243 M&E Division Distinguished Service, Feb American Institute of Mining, Metallurgi- 243 Cc cal, and Petroleum Engineers, inc. Mineral Industry Education, Feb 179 Call for Papers: (AIME): MPD Outstanding Young Engineer award 33rd US Symposium on Rock Mechan- awards, honors, Feb 179 nominations, Apr 429 ics, Jun 628 nominations for Honorary Member, Mar MPD Outstanding Young Engineer, Feb Analytical Chemistry in the Exploration, 329 244 Mining, and Processing of Materials, Appleyard, F. C., Feb 243 Peele, Robert, Feb 244 Jun 628 Austin, L. G., Feb 244 Ramsay, Erskine medal, Feb 179 Australian Geological Convention, Apr. Awards: Rand, Charles F., Feb 243 432 AIME Distinguished Service, Feb 179 Richards, Robert H., Feb 179 Comminution - Theory and Practice, Jan Coal Division Distinguished Service, Feb Rock Mechanics, Feb 180 152 244 Saunders, William L., Feb 179 Emerging Process Technologies, Jan 152 Coal Division J.W. Woomer, Feb 244 Taggart, Arthur F., Feb 244 Fifth Pennsylvania Blasting Conference, Coal Division Robert Stefanko, Feb 244 Woomer nominations, Apr 429 Jan 145 Dickerson Ill, Ben F., Feb 180 Geological Society of America, May 550 Eavenson, Howard N., Feb 180 B Geology in Europe and Beyond, Oct 1245 Gaudin, Antoine M., Feb 180 Barnes, R. J., Feb 244 Integrated Methods in Exploration, SEG Hardinge, Hal Williams, Feb 179 Board of Directors, nominations 1991/92, Jul conference, Nov 1349 Hartman, Howard L., Feb 245 698 International Mine Ventilation Congress, IndMD Young Scientist nominations, Apr Book Catalog, SME, Jun 628a, Nov 1351 Feb 245 429 British Columbia rescue teams compete, Aug Milton E. Wadsworth International Sym- IndMD Young Scientist, Feb 244 1075 posium on Hydrometallurgy, Aug 1075 DECEMBER 1991 1478 MINING ENGINEERING

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