Search
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
11 results returnedSearch results
- Extracting final stump in pillars and pillar lifts with continuous miners
- Survey of face ventilation practices in coal mines
- Recommended procedures for mine hoist and shaft installation, inspection, and maintenance
- Blasting stumps in coal mines
- Survey of practices in controlling roof at intersections and junctions in underground coal mines
- Escapeways and other emergency measures in coal mines
- Equipment, accessories, and procedure for fighting mine fires with high-expansion foam
- Float dust deposits in return airways in American coal mines
- Safety organization and activities of award-winning companies in metal and nonmetal mining industries
- Survey of burning coal-mine refuse banks
- Recommended safety precautions for active coal stockpiling and reclaiming operations