Additional Authors: | Chekan, G. J., Listak, Jeffrey M., Babich, D. R., Allwes, Richard A. |
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Year: | 1985 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:8996 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 8996 |
Subjects: | Longwall mining |
Pillaring (Mining) | |
Mine roof bolting | |
Gate roads (Mining) | |
Link: | https://hdl.handle.net/2027/mdp.39015078489708 |