Additional Authors: | Irani, M. C. |
---|---|
Year: | 1977 |
Document Type: | USBI |
Issuing Agency: | Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.27:8733 |
Series: | Information circular - Bureau of Mines ; |
Report Number: | 8733 |
Subjects: | Coal mines and mining--United States |
Methane--Measurement | |
Mine gases | |
Link: | https://hdl.handle.net/2027/mdp.39015078473140 |