Analysis of cutter roof failure induced by clastic dikes in an underground coal mine
By: by Eric R. Bauer and John L. Hill III.
Contributors: Hill, John L.
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;; 9117; Report of investigations (United States. Bureau of Mines) ;; 9117.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1987
Place of publication: Pittsburgh, Pa
Language: eng
Number of pages: 23
Subjects: Mine roof control.; Clay veins.; Coal mines and mining.
Notes: Bibliography: p. 22-23.