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2 results returnedGeology and methane content of the upper Freeport coalbed in Fayette County, Pa.
Foam stimulation to enhance production from degasification wells in the Pittsburgh coalbed
Published Year
Subject
- Methane (2)
- Coal gasification (1)
- Coal--Geology--Pennsylvania--Fayette County (1)
- Gas manufacture and works (1)
- Mine gases (1)
- Mine ventilation (1)
Author
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