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Search U.S. government technical reports digitized or harvested by TRAIL.
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5 results returnedReducing back injuries in low-coal mines :redesign of materials-handling tasks
Calculation of vertical stress exerted by topographic features
Roof control strategies for underground coal mines
Strength characteristics and air leakage determinations for alternative mine seal designs
New techniques for mining thin-seam mountaintop coal reserves
Published Year
Subject
- Coal mines and mining (5) *
- Back--Wounds and injuries (1)
- Cement composites--Testing (1)
- Charbon--Mines et extraction (1)
- Coal-mining machinery--Models (1)
- Concrete stoppings (Mining)--Airtightness--Testing (1)
- Foamed materials--Testing (1)
- Geomorphology (1)
- Ground control (Mining) (1)
- Lifting and carrying (1)
- Mine haulage (1)
- Mine roof bolting (1)
- Mine roof control (1)
- Mines de charbon (1)
- Mines et ressources mini©Łeres (1)
- Rock pressure--Measurement--Data processing (1)
- Strength of materials (1)
- Wood--Testing (1)
Author
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