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Showing: 1 to 10 of 124 matches for "jackleg drill"  Page   1   2   3   4   5   6   7   8   9  next
TITLE Virtual Reality Simulator For Training Miners To Install Rock Bolts Using Jackleg Drill 
SUMMARY ... VIRTUAL REALITY SIMULATOR FOR TRAINING MINERS TO INSTALL ROCK BOLTS USING JACKLEG
DRILL ... Figure 1. A Screen View Showing Major Parts of a Jackleg Drill. ...
AUTHOR Nutakor, D. ; Apel, D. ; Grayson, L. ; Hilgers, M. ; Hall, R. ; Warmbrodt, J.
PUBLISHED 2007
TITLE Comparative Testing Of Water-Powered - And Pneumatic Jackleg Rock Drills 
SUMMARY ... Abstract - The pneumatic jackleg drill remains a widely used tool in development
and production drilling in many small-scale and narrow-vein underground mining ...
AUTHOR Paraszczak, J. ; Planeta, S. ; Ouellet, H.
PUBLISHED 1995
TITLE Grade Control at the Highland Underground Uranium Mine 
SUMMARY ... on production crews are responsible for several functions: (1) taking and analyzing
samples, (2) probing muckpiles, bolt holes and jackleg drill holes, (3 ...
AUTHOR Perry, Harry A.
PUBLISHED 1980
TITLE A General Framework For Prioritizing Research To Reduce Injuries And Diseases in Mining 
SUMMARY ... Jackleg Drillers The jackleg drill is a portable, air-operated drill used in
underground hard- rock mines. It weighs approximately 100 pounds. ...
AUTHOR Levens, Russell
TITLE Quantitative Vibration Evaluation Of Modified Rock Drill Handles 
SUMMARY ... Two variations of a "cushioned" handle have been de- veloped for the Joy ALhO
jackleg drill. ... for providing a jackleg drill for the field tests. ...
AUTHOR De Souza, E. M. ; Moore, T. N.
PUBLISHED 1992
TITLE Air Compressors 
SUMMARY ... breaker, 36.3 kg (80 Ib) 0.035 (75) Pneumatic breaker, 949 J (700 ft-lb) 0.1 60
(340) Pneumatic breaker, 1627 J (1200 ft-lb) 0.245 (520) Jackleg drill, 73-mm ...
AUTHOR Lawson, Robert W.
PUBLISHED 1982
TITLE Evaluation Of The Potential Of Mining With Water-Powered Jackleg Drills 
SUMMARY ... 1). This energy can effi- the pneumatic jackleg drill. ... the price of a water-powered
jackleg drill is about twice that of a pneumatic drill. ...
AUTHOR Paraszczak, J. ; Planeta, S.
PUBLISHED 1997
TITLE Jackleg Drilling in the Tri-State District: Longhole Prospecting and Production 
SUMMARY ... Drill steel cost ---- $0.031 per ton or $0.048 per ft -- - Jackleg drill labor cost
per ton is about twice as much as the standard drill labor costs. ...
AUTHOR Clarke, S. S. ; Brockie, Douglas C.
PUBLISHED 1956
TITLE Field Performance Evaluation Of A Rock Drill Handle Design 
SUMMARY ... The hand-msmitted vibration levels produced by a jackleg drill have been measured
and the ability of the new handle designs to reduce the level of hand ...
AUTHOR De Souza, E. M. ; Moore, T. N.
PUBLISHED 1994
TITLE Cable Slings - A Versatile 'Band-Aid' For Providing Safety In Underground Mining 
SUMMARY ... The light weight of the cable slings and the factthatthe Jackleg drill did most
of theinstallation work made the technique readily acceptable tothe miners. ...
AUTHOR Castle, Brian R. ; Scott, James J.
PUBLISHED 1983
Showing: 1 to 10 of 124 matches for "jackleg drill"  Page   1   2   3   4   5   6   7   8   9  next

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