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Showing: 1 to 10 of 2310 matches for "york canyon"  Page   1   2   3   4   5   6   7   8   9  next TITLE Field Studies on an Unsupported Roof, York Canyon Coal Mine, Raton, N. Mex.  SUMMARY ... York Canyon Coal Mine, Raton, N. Mex. By Raymond M. Stateham ... Stateham, Raymond M Field studies on an unsupported roof, York Canyon Coal Mine , Raton, N. Mex. ... AUTHOR Stateham, Raymond M. PUBLISHED 1974 TITLE York Canyon Prepares For The Future  SUMMARY ... YORK CANYON PREPARES FOR THE FUTURE A. E. Aldrich ... This paper will describe the diverse York Canyon Complex. York Canyon Prepares for the Future Introduction ... AUTHOR Aldrich, A. E. PUBLISHED 1993 TITLE Development Of Subsidence And Horizontal Strain Models For Longwall Mining At The York Canyon Mine ? Introduction  SUMMARY ... Page 2. DEVELOPMENT OF SUBSIDENCE AND HORIZONTAL STRAIN MODELS FOR LONGHALL MINING AT THE YORK CANYON MINE Robert P. King Research Engineer ... AUTHOR King, Robert P. PUBLISHED 1979 TITLE Safe Distances For Blasting Wiring From Commonly Encountered Underground Electromagnetic Energy Sources - 1.1 Introduction  SUMMARY ... The York Canyon Mines Two underground coal mines called respectively "ain" and "entral" are in York Canyon near Raton, New Mexico. ... AUTHOR Thompson, Ramie H. PUBLISHED 1983 TITLE A New Sonic Velocity-Logging Technique And Results In Near-Surface Sediments Of Northeastern New Mexico  SUMMARY ... wave energy ••••• Location and regional geology of the York Canyon site ••••• Test area ... AUTHOR Snodgrass, James J. PUBLISHED 1982 TITLE Operating Experience In Thick Coal Longwall Mining, York Canyon Mine, Raton, New Mexico  SUMMARY ... OPERATING EXPERIENCE IN THICK COAL LONGWALL MINING, YORK CANYON MINE, RATON, NEW MEXICO Rodney Lawrence ... YORK CANYON MINE annually from the underground mine. ... AUTHOR Lawrence, Rodney ; Hackett, Tim PUBLISHED 1981 TITLE Rock Mass Response To Mining Longwall Panel 4N, York Canyon Mine  SUMMARY Rock Mass Response To Mining Longwall Panel 4N, York Canyon Mine I)oiald \\. ... 1.5 to 12 m (5 to 39 ft). The York Canyon seam averages about 3.7 m (12 ft) in ... AUTHOR Gentry, Donald W. ; Abel, John F., Jr. PUBLISHED 1978 TITLE An Intermediate Drive Conveyor, A Conveyor That Will Go Forever?Today  SUMMARY ... At York Canyon located 61 kilometers due east of Raton, New Mexico, Kaiser Steel operates an underground coal mine and a surface strip mine. ... AUTHOR Rivera, John Fred PUBLISHED 1979 TITLE Rock Mechanics Instrumentation and Monitoring for Ground Control Around Longwall Panels  SUMMARY ... York Canyon Mine Coal seam 2.3 5 Parallel. Sandstone, 1.22 m above coal seam 7.2 1 Perpendicular. ... b) York Canyon Mine DISTANCE FROM FACE, meter ... AUTHOR Lu, Paul H. PUBLISHED 1982 TITLE Electromagnetic Seam Wave Mapping Of Roof Rock Conditions Across A Longwall Panel  SUMMARY ... Durlng our development end demonstraton of an inductive radio cononunlcations system in the York Canyon Nine n-ar Raton, Nw Mexico, o dis-usnd that ... AUTHOR Stolarczyk, Larry PUBLISHED 1999 Showing: 1 to 10 of 2310 matches for "york canyon"  Page   1   2   3   4   5   6   7   8   9  next Search Again