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Drilling a horizontal coalbed methane drainage system from a directional surface borehole

Main Author: Oyler, David C.
Other Authors: Diamond, W. P., United States. Bureau of Mines.
Format: Electronic
Language: English
Published: [Pittsburgh, Pa.?] : U.S. Dept. of the Interior, Bureau of Mines, [1982]
Physical Description: ii, 50 pages : digital, PDF file.
Series: Report of investigations (United States. Bureau of Mines) ; 8640.
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