Delayed blasting tests to improve highwall stability
Subtitle: a progress report
By: by Virgil J. Stachura and Larry R. Fletcher.
Contributors: Fletcher, Larry R.
Series: Bureau of Mines report of investigations ;; 8916; Report of investigations (United States. Bureau of Mines) ;; 8916.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1984
Place of publication: Pittsburgh, Pa
Language: eng
Number of pages: 24
Subjects: Blasting.; Coal mines and mining -- Safety measures.
Notes: Bibliography: p. 21.