Use of an in-seam tester to determine effects of bit type on primary dust generation / by Laxman S. Sundae.
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| Other title: | Use of an in seam tester to determine effects of bit type on primary dust generation. |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of the Interior, Bureau of Mines,
1989.
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| Series: | Report of investigations (United States. Bureau of Mines) ;
9263. |
| Subjects: |