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Search Results for "a long hole open stopping"

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AIME (226)
NIOSH (1)
SAIMM (6)
SME (92)



Showing: 1 to 10 of 325 matches for "a long hole open stopping"  Page   1   2   3   4   5   6   7   8   9  next
TITLE Techniques for Pitch Mining in Anthracite 
SUMMARY ... turned into the coal chute by means of a stopping. ... or rushes of rock in the open
cut can ... Experimental Blasthole Mining Interest in long hole methods has been ...
AUTHOR Schnee, Garfield, A.
PUBLISHED 1950
TITLE Schuylkill Valley Paper - The Rock-Drill Applied to Opening the Tapping-Hole of a Blast-Furnace 
SUMMARY ... To open at casting-time one of these deeply and ... mounting were the short feed, and
the long time required to withdraw the bit, after the hole had been ...
AUTHOR Baker, David
PUBLISHED 1893
TITLE The missing link: The gap in the mining automation hierarchy 
SUMMARY ... However, so long as the circulation lists for internal ... be used to optimize the drill
hole spacing and ... At an open pit, a computerized truck dispatch system had ...
AUTHOR Penswick D. ; Gilliland, K.
PUBLISHED 2001
TITLE Lake Mathews Outlet Facilities’ Shaft Construction, Metropolitian Water District of Southern California 
SUMMARY ... mud seams made it difficult to keep a hole open long enough to ... the stem into a 101.6
mm (4 in.) hole at the ... assemblies were nine-meter (30 ft) long sections of ...
AUTHOR Lipofsky, Stuart M. ; Hutchins, Norm
PUBLISHED 2003
TITLE New Developments in Mine Ventilation 
SUMMARY ... amount of time in carefully installing the test stopping so as ... mm (4-in.) duct, if
the duct is not too long. ... it is desirable to leave as much open hole at the ...
AUTHOR Kissell, Fred N.
PUBLISHED 1982
TITLE New York Paper - The Injection of Cement Grout into Water-Bearing Fissures (with Discussion) 
SUMMARY ... long, threaded at one end and given a long taper at ... the wooden plug rernoved from
the drill hole and the ... pipe driven in, the stopcock being Ieft open, This was ...
AUTHOR Donaldson, Francis
PUBLISHED 1915
TITLE Long-Hole Mining Methods - The New Horadiam Method of Mining at Copper Mountain (T. P. 1914, Mining Tech., Sept. 1945). 
SUMMARY ... Open etoping.. ... Long-hole dnlling.. ... by the capabilities of the
transportation long, and spaced for their length at 26 in. ...
AUTHOR Douglas, R. S. ; Brehaut, C. H. ; Taylor, W. N. ; Shannon, H. A.
PUBLISHED 1946
TITLE Long-Hole Mining Methods - Changing Mining Methods at the Holden Mine 
SUMMARY ... success of the plan was directly responsible for stopping the almost ... long-hole plans
and results, are 40-scale. ... ore from areas at the ends of open stopes where ...
AUTHOR Curzon, John J.
PUBLISHED 1946
TITLE The New Horadiam Method Of Mining At Copper Mountain 
SUMMARY ... Open stopin ... in cross section, using the four-hole pyramid cut and employing one miner
and helper with ... As long columns had to be employed there was much vibration ...
AUTHOR Douglas, R. S. ; Brehaut, C. H. ; Taylor, W. N. ; Shannon, H. A.
PUBLISHED 1945
TITLE Experience Of Inert Gas Injection In Combating Fires In Indian Coal Mines 
SUMMARY ... 5 tons of liquid nitrogen was poured into the hole. ... method with hydraulic sandstowing
for a long time. ... would open up the possibility of quenching the shallow ...
AUTHOR Banerjee, S. P.
PUBLISHED 1987
Showing: 1 to 10 of 325 matches for "a long hole open stopping"  Page   1   2   3   4   5   6   7   8   9  next

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