|
I 28.27:9043
|
Phosphate resource potential for borehole mining in the southeastern coastal plain |
1 |
|
I 28.27:9044
|
Molybdenum availability--market economy countries : a minerals availability appraisal |
1 |
|
I 28.27:9045
|
Water-jet-assisted cutting : proceedings, Bureau of Mines open industry meeting, Pittsburgh, PA, June 21, 1984 |
2 |
|
I 28.27:9047
|
Lightweight fiberglass feed leg for hand-held pneumatic percussion rock drills |
2 |
|
I 28.27:9048
|
Literature on the revegetation of coal-mined lands |
1 |
|
I 28.27:9049
|
Earth grounding beds--design and evaluation : proceedings, Bureau of Mines Technology Transfer Seminars, June 25 and 27, 1985 |
1 |
|
I 28.27:9050
|
Research on the reliability of mine electrical equipment : a status report |
1 |
|
I 28.27:9051
|
An overview of research on explosionproof enclosures |
1 |
|
I 28.27:9052
|
Determining face methane-liberation patterns during longwall mining |
1 |
|
I 28.27:9053
|
Ground control instrumentation : a manual for the mining industry |
1 |
|
I 28.27:9054
|
Technological alternatives for the conservation of strategic and critical minerals--cobalt, chromium, manganese, and platinum-group metals : a review |
1 |
|
I 28.27:9055
|
Corrosion of roof bolt steels in Missouri lead and iron mine waters |
1 |
|
I 28.27:9056
|
Quartz dust sources during overburden drilling at surface coal mines |
1 |
|
I 28.27:9057
|
Evaluation of sensitive ground fault interrupters for coal mines |
1 |
|
I 28.27:9058
|
Anchorage capacities in thick coal roofs |
1 |
|
I 28.27:9059
|
Precious metals recovery from low-grade resources : proceedings, Bureau of Mines open industry briefing session at the National Western Mining Conference, Denver, CO, February 12, 1986 |
1 |
|
I 28.27:9060
|
Fluorspar availability--market economy countries and China : a minerals availability appraisal |
1 |
|
I 28.27:9061
|
Titanium minerals availability--market economy countries : a minerals availability appraisal |
1 |
|
I 28.27:9062
|
Microcomputer-based instrumentation system for monitoring ground support in a deep mine shaft |
1 |
|
I 28.27:9063
|
Computer simulation of oxygen requirements for evacuating miners |
1 |