Additional Authors: | Irani, M. C., Kapsch, F. F., Jeran, P. W., Pepperney, S. J. |
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Year: | 1979 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:8424 |
Series: | Report of investigations / Bureau of Mines ; |
Report Number: | 8424 |
Subjects: | Coal mines and mining--Safety measures |
Relief valves | |
Coalbed methane drainage | |
Link: | https://hdl.handle.net/2027/mdp.39015078539981 |