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Search U.S. government technical reports digitized or harvested by TRAIL.
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6 results returnedFace ventilation measurement with sulfur hexafluoride (SF₆)
Assessing the methane hazard of gassy coals in storage silos
New twin scrubber installation for continuous mining machines
Methane emissions from U.S. coal mines in 1980
Comparison of aerial and ground surveying of subsidence over an active longwall
Foundation response to subsidence-induced ground movements :a case study
Published Year
Subject
- Coal mine accidents--Case studies (1)
- Coal--Storage (1)
- Coalbed methane (1)
- Coalbed methane--United States--Statistics (1)
- Longwall mining--Pennsylvania--Waynesburg Region--Safety measures (1)
- Mine subsidences--Case studies (1)
- Mine subsidences--Pennsylvania--Waynesburg Region--Measurement (1)
- Mine ventilation (1)
- Mine ventilation--Measurement (1)
- Mining engineering--Dust control (1)
- Mining machinery--Evaluation (1)
- Sulfur hexafluoride (1)
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