Commercial-quality gas from the multipurpose borehole located in the Pittsburgh coalbed / by Herbert H. Fields, John H. Perry, and Maurice Deul ; Pittsburg Mining and Safety Research Center.
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Other Authors: | , |
Format: | Government Document Book |
Language: | English |
Published: |
[Washington] :
U.S. Dept. of the Interior, Bureau of Mines,
[1975]
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Series: | Report of investigations (United States. Bureau of Mines) ;
8025. |
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