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Showing: 1 to 10 of 2820 matches for "backfill mining methods"  Page   1   2   3   4   5   6   7   8   9  next TITLE The Potential for Backfill in Highwall Mining  SUMMARY ... paper describes the progress of research to demonstrate the role required of backfill to achieve real increases in coal recovered by highwall mining methods. ... AUTHOR G L Boyd PUBLISHED 1998 TITLE Jerritt Canyon's Transition To Underground Mining  SUMMARY ... Both mining methods use cemented rock backfill and rubber tired equipment. By using this combination of mining methods, a 95% extraction ratio is achievable. ... AUTHOR Bristol, W. W. PUBLISHED 1997 TITLE An Overview Of The Backfill Mining Technique For The Multi-Reef Conditions At Cooke 3 Shaft  SUMMARY ... Backfill was a natural choice, as it could also be adapted to replace the other mining support methods, thus increasing the percectage overall extrac- tion. ... AUTHOR Klintworth, R. I. PUBLISHED 1988 TITLE The Potential for Backfill in Highwall Mining  SUMMARY ... Coal Association Research Project (ACARP) to demonstrate the role required of backfill to achieve real increases in coal recovered by highwall mining methods. ... AUTHOR Boyd GL PUBLISHED 1998 TITLE Massive Mining Techniques at 2300 m Depth  SUMMARY ... stoping methods negatively. The cyclical nature of backfill, particularly the excessive curing time, subjects the destress cut to a slow rate of mining, which ... PUBLISHED 2000 TITLE Jerritt Canyon's Transition To Underground Mining  SUMMARY ... the open cut is backfilled and jammed, usually within a Both mining methods use cemented rock backfill week. When the backfilled primary benches have ... AUTHOR Bristol, Wade W. PUBLISHED 1997 TITLE Small Scale Mechanized Cut And Fill Mining: Innovations Equal Productivity  SUMMARY ... Through a unique, combined effort of the Apex mine personnel, a mining methods consultant, the backfill manufacturer, and an equipment manufac- turer's ... AUTHOR Guill, R. W. PUBLISHED 1988 TITLE Three Potential Longwall Mining Methods For Thick Coal Seams In The Western United States  SUMMARY ... 17 Page 5. THREE POTENTIAL LONGWALL MINING METHODS FOR THICK COAL SEAMS IN THE WESTERN UNITED STATES by ... ground coal mining methods used in foreign countries. ... AUTHOR Otto, Richard H. PUBLISHED 1979 TITLE Backfill --Whatever It Takes  SUMMARY ... ground conditions required the use of backfill, a cemented ... The BulIfrog Mine Initially all mining at the Bullfrog Property was conducted by open pit methods. ... AUTHOR Kump, D. PUBLISHED 1999 TITLE Dilution Control in Southern African Mines  SUMMARY ... The development of backfill mining methods at Nkana, in Proceedings XVth CMMI Congress, Vol 1, pp 177-188 (South African Institute of Mining and Metallurgy ... PUBLISHED 2000 Showing: 1 to 10 of 2820 matches for "backfill mining methods"  Page   1   2   3   4   5   6   7   8   9  next Search Again