An investigation of crack propagation with a wedge indenter to improve rock fragmentation efficiency /Author: Larson, David A.
Publisher: Pittsburgh, Pa. : U.S. Dept. of Interior, Bureau of Mines,
Date: [1987] This title can be found in 1 Iowa libraries.
A laboratory comparison of drag cutting methods in hard rock /Author: Anderson, Sterling J.
Publisher: Pittsburgh, Pa. : U.S. Dept. of the Interior, Bureau of Mines,
Date: 1987. This title can be found in 1 Iowa libraries.
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