Methane buildup hazards caused by dust scrubber recirlulation at coal mine working faces, ka preliminary estimate /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
[Washington] :
United States. Dept. of the Interior, Bureau of Mines,
[1975.]
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| Series: | Report of investigations (United States. Bureau of Mines) ;
8015 |
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