Search Results

Search Results for "underground coal swell factor"

Search Again

Organization / Society AIME (88) AUSIMM (46) DFI (1) EPA (1) NIOSH (71) RMCMI (11) SAIMM (11) SME (101) TMS (1) All News Jobs Blogs Research

Showing: 1 to 10 of 331 matches for "underground coal swell factor"  Page   1   2   3   4   5   6   7   8   9  next TITLE Reclamation Of Colowyo Coal Company?s Multiple Seam Open Pit Coal Mine  SUMMARY ... that had been partially mined by underground methods. ... dump is approximately 22% and the swell factor for the ... Coal is recovered from several seams simultsneously ... AUTHOR Kiger, James A. PUBLISHED 1984 TITLE Site Investigations Over Abandoned Underground Mines ? Summary  SUMMARY ... Field observations indicate that the swell factor may vary ... of building sites overlying abandoned underground mines remains ... of Sub-committee on Coal Mining to ... AUTHOR Cox, Robert M. PUBLISHED 1975 TITLE Overburden stripping using large slushers  SUMMARY ... however, the use of slushers in underground coal mines fell ... A 25 per cent swell factor was used for spoil ... within the Australian open cut coal mining industry ... AUTHOR Lumley G ; Rowlands D PUBLISHED 1986 TITLE Geologic And Engineering Data Acquisition For Underground Coal Mine Ground Control  SUMMARY ... FOR UNDERGROUND COAL HINE GROUND CONTROL p for ... Underground coal mining. strata ('ontrol, rock mechanics, geology, ground subSidence, rock falls, computers. ... AUTHOR Alison, David R. PUBLISHED 1980 TITLE Thick Seam Underground Coal Mining By A Slice and Fill Method  SUMMARY ... fill water does not contact unmined roof coal sequenced for ... Symposium on Thick Seam Mining by Underground Methods. ... per cent of product and a swell factor of two ... PUBLISHED 1976 TITLE Roof Stability in Longwall Coal Faces  SUMMARY ... block, is a very important factor in determining ... more troubles in a longwall coal face with ... ever-changing geological conditions in underground mines, various ... AUTHOR Peng, S. S. ; Chiang, H. S. PUBLISHED 1983 TITLE Digital Simulation Of Dragline Deployment Schemes  SUMMARY ... mining of coal ata specific site par- ... for the geological para- meters such as overburden depth, seam thickness, overburden material, swell factor and toxicity ... AUTHOR Bandopadhyay, S. PUBLISHED 1979 TITLE Role Of Models In Coal Supply Analysis  SUMMARY ... The underground mining model can be viewed as a programmed or ... The physical/geologic inputs to the surface coal model are: ... spoil, and swell of overburden. ... AUTHOR Browne, Thomas E. PUBLISHED 1977 TITLE Three Phase Foam Production for Sponcom Fighting in Underground Mines  SUMMARY ... FOAM PRODUCTION FOR SPONCOM FIGHTING IN UNDERGROUND MINES ... foam preparation waste water from coal washing factory ... Average ash swell factor is 3,1 for density in ... AUTHOR Michaylov, Michael ; Vlasseva, Elana PUBLISHED 1997 TITLE Productivity Improvement in Large Stripping Machines  SUMMARY ... a "Underground Disposal of Coal Mines Wastes," National Academy ... step including preparation), rnin Clean coal time per ... Cycle Time Swell Factor 2570-W 336 Ft Boom ... AUTHOR Learmont, Tom PUBLISHED 1976 Showing: 1 to 10 of 331 matches for "underground coal swell factor"  Page   1   2   3   4   5   6   7   8   9  next Search Again