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Methane emission rate studies in a central Pennsylvania mine
Bleeder system in virgin area in a Pittsburgh coalbed mine
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Published Year
1970-1979 (2)
Subject
Firedamp (2) *
Mine ventilation (2)
Coal mines and mining--Pennsylvania (1)
Coal mines and mining--West Virginia (1)
Methane (1)
Methane--Pennsylvania (1)
Mine gases--Pennsylvania (1)
Mine gases--West Virginia (1)
Author
Krickovic, Stephen. (2) *
Carpetta, J. E. (1)
Findlay, Charles. (1)
Moore, T. D. (1)
