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1. Evaluation of water-jet-assisted drilling with handheld drills / by P.D. Kovscek, C.D. Taylor, E.D. Thimons

by Kovscek, P. D. (Paul D.) | Taylor, Charles D | Thimons, Edward D.

Material type: book Book; Format: print Publisher: Pgh. [i.e. Pittsburgh] Pa. : U.S. Dept. of the Interior, Bureau of Mines, 1988Availability: No items available

2. Longwall shearer performance using water-jet-assisted cutting / by P.D. Kovscek ... (et al.).

by Kovscek, P. D. (Paul D.).

Material type: book Book; Format: print Publisher: Washington : U. S. Dept. of the Interior, Bureau of Mines, 1986Availability: No items available