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- Hazard prevention and control:
- Methane control
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- Reports of Investigations
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Results 11 - 12 of 12
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1/1/1972 - Reports of InvestigationsIn this report the importance of diffusion in controlling the emission of methane in mines is examined. An in situ diffusion parameter is defined and calculated for a hypothetical unfractured lump of coal in the Pittsburgh and Pocahontas No. 3 Coalbeds....
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1/1/1972 - Reports of InvestigationsThe effect of water infusion on the flow of methane and on the production of dust was investigated at an active face in the Pittsburgh coalbed. The average total flow of methane at the face decreased by approximately 79 percent, whereas the flow from th...
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Content source: National Institute for Occupational Safety and Health, Mining Program