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Search Results for "long hole stope"

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AIME (534)
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Showing: 51 to 60 of 2450 matches for "long hole stope"  Page    prev   1   2   3   4   5   6   7   8   9  next
TITLE Metal Mining - Sublevel Stoping in Small Mines 
SUMMARY ... Since that time this method, and modifications with long hole drilling, have been ...
breaking an initial mining slot across the stope; third, driving crosscut ...
AUTHOR Lillie, J. J.
PUBLISHED 1950
TITLE Cratering Theory Evolves into New Underground Mining Technique 
SUMMARY ... The height of a stope is 42 m and has an average width of 6 m. Because the orebody
is dipping about 75 0 , all holes have to be inclined ... CONVENTIONAL LONG HOLE ...
PUBLISHED 1978
TITLE Mechanization of Rock Drilling at Inco 
SUMMARY ... Fig. &Undercut-and-fill stope, Frood mine. Fig. ... Fig. 7-Two-boom long-hole jumbo.
the fewer blasts and shorter waiting time for smoke to clear after the blasts. ...
AUTHOR Green, G. R. ; McDonald, R. C.
PUBLISHED 1974
TITLE Stoping at Noranda 
SUMMARY ... ( 4) The daily safety achieved by having all stope drilling done ... LONG-HOLE DRILLING:
Drift stoping is based on long-hole drilling with jointed rock drill steel ...
AUTHOR Hall, O.
PUBLISHED 1939
TITLE Cut-and-Fill Stoping - Introduction to Open Cut-and-Fill Stoping 
SUMMARY ... standard long-hole equipment is generally used. The location of the rock pass system
is controlled primarily by the access on the level under the stope and ...
AUTHOR Waterland, Joel K.
PUBLISHED 1982
TITLE Surface to Underground - Making the Transition 
SUMMARY ... 40 m into the hangingwall of an orebody to intersect and seal a diamond drill hole
that was pouring excessive amounts of water into a long hole open stope. ...
PUBLISHED 1997
TITLE Copper Ore Mining at Mount Isa Mines Limited, Mount Isa, Qld 
SUMMARY ... Vertical development for ventilation raises, ore passes, and stope cut-off raises
is done with raiseborers where possible, though long hole winzes are ...
PUBLISHED 1993
TITLE Planning for Narrow Vein Mines 
SUMMARY ... Long hole open stoping and uphole benching are now favoured methods in steeply dipping ...
and improved safety as personnel involved do not enter the stope cavity. ...
PUBLISHED 1993
TITLE Definition of Higher Grade Ore and Selective Mining Practices at Olympic Dam 
SUMMARY ... in many cases is subvertical, enables mining of a number of high grade ore blocks
by large scale long hole open stoping. Typically, the average stope size in ...
AUTHOR Smith R N
PUBLISHED 1990
TITLE Mining Operations at Que River 
SUMMARY ... rocks represents a serious threat to stope stabi1ity and ... exploration shaft preceded
by an exploratory diamond drill hole. ... ght pattern of l.am long split sets ...
PUBLISHED 1985
Showing: 51 to 60 of 2450 matches for "long hole stope"  Page    prev   1   2   3   4   5   6   7   8   9  next

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