Testing of a diesel-powered impact cutting head for hard-rock mining / by P.D. Kovscek, C.D. Taylor, and H. Handewith.
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Other title: | Testing of a diesel powered impact cutting head for hard-rock mining. |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. (2401 E Street, N.W., MS #9800, Washington 20241-0001) :
U.S. Dept. of the Interior, Bureau of Mines,
1991.
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Series: | Report of investigations (United States. Bureau of Mines) ;
9374. |
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