Evaluation of moderately high-pressure water-jet assist applied to single drag bit tools
By: by J.L. Thompson, E.D. Thimons, and R.J. Timko.
Contributors: Thimons, Edward D.; Timko, Robert J.
Series: Report of investigations ;; 9239; Report of investigations (United States. Bureau of Mines) ;; 9239.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1989
Place of publication: Pittsburgh, PA
Language: eng
Number of pages: 11
Subjects: Drag bits (Drilling and boring); Water jets.; Rocks -- Fatigue.