Coal mine entry intersection behavior study
By: by K. Hanna, D. Conover, and K. Haramy.
Contributors: Conover, D.; Haramy, Khamis Y.
Series: Report of investigations ;; 9337; Report of investigations (United States. Bureau of Mines) ;; 9337.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1991
Place of publication: Washington, D.C. (2401 E St., N.W., MS #9800, Washington 20241-0001)
Language: eng
Number of pages: 78
Subjects: Shaft sinking.; Rock mechanics.
Notes: Includes bibliographical references (p. 47-49).