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Effect of asymmetric wear of point attack bits on coal-cutting parameters and primary dust generation
Conical bit rotation as a function of selected cutting parameters
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Published Year
1980-1989 (2)
Subject
Coal-mining machinery--Testing (2) *
Bits (Drilling and boring)--Testing (1)
Coal mines and mining--Dust control (1)
Coal-cutting bits--Testing (1)
Mechanical wear (1)
Author
Hanson, Bruce D. (2) *
Roepke, Wallace W. (2)
Myren, Theodore. (1)
Wingquist, Carl F. (1)