Cost comparison of gob hole and cross-measure borehole systems to control methane in gobs / by Eugene C. Baker, Fred Garcia, and Joseph Cervik.
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Format: | Government Document Book |
Language: | English |
Published: |
Pittsburgh, Pa. :
U.S. Dept. of the Interior, Bureau of Mines,
1988.
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Series: | Report of investigations (United States. Bureau of Mines) ;
9151. |
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