Drilling a horizontal coalbed methane drainage system from a directional surface borehole /
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Pgh. [i.e. Pittsburgh], Pa. :
U.S. Dept. of the Interior, Bureau of Mines,
1982.
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| Series: | Report of investigations (United States. Bureau of Mines) ;
8640. |
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| Physical Description: | ii, 50 pages : illustrations, maps ; 28 cm. |
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| Bibliography: | Includes bibliographical references. |