Respirable dust generation : comparison of continuous and conventional mining methods when excavating rock in coal mines /
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| Main Author: | |
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| Corporate Author: | |
| Format: | Government Document Book |
| Language: | English |
| Published: |
[Pittsburgh, Pa. (Cochrans Mill Road, P.O. Box 18070, Pittsburgh, 15236)] :
[U.S. Dept. of the Interior, Bureau of Mines],
[1989]
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| Series: | Report of investigations (United States. Bureau of Mines)
9233. |
| Subjects: |