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Remedial and strata replacement techniques on longwall faces :a report on the state of the art
| Author: | Dalzell, Robert S. |
|---|---|
| Additional Authors: | Curth, Ernest A. |
| Year: | 1985 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:9014 |
| Series: | Information circular / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 9014 |
| Subjects: | Ground control (Mining) |
| Coal mines and mining--Safety measures | |
| Link: | https://hdl.handle.net/2027/mdp.39015078458554 |
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