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| TITLE |
Drilling In High Pressure Water, PT Freeport Indonesia |
| SUMMARY |
... These rates were anticipated and contingencies were planned early to deal with ... A plan was devised to diamond drill from underground development, known as the ... |
| AUTHOR |
Belluz, N. Del Bel |
| PUBLISHED |
1998 |
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| TITLE |
A Novel Method Of Raise Development At Molycorp |
| SUMMARY |
... It is then trammed to a 1270 t (1400 st) underground storage pocket. ... conventional drill-and-blast development rates have historically been approximately 1.3 m ... |
| AUTHOR |
Hedlund, J. P. |
| PUBLISHED |
1991 |
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| TITLE |
Trends In Mine Hoist Selection And Utilization |
| SUMMARY |
... as hoist motor output, production rates, and hoisting ... of current research and development in hoist ... coal demand worldwide, large underground mines incorporating ... |
| AUTHOR |
Kidd, K J. |
| PUBLISHED |
1998 |
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| TITLE |
Roadheader Development for Hard Rock Mining |
| SUMMARY |
... 1 ROADHEADER DEVELOPMENT FOR HARD ROCK MINING ... roadheaders fitted with minidiscs can excavate hard rock formations at acceptable production rates and cutter ... |
| AUTHOR |
Ozdemir, Levent |
| PUBLISHED |
1995 |
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Showing: 1 to 10 of 10700 matches for "Underground development rates"
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