Stemming ejection and burden movements from small borehole blasts

Author: Kopp, John W.
Year: 1987
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:9080
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 9080
Subjects: Mine safety
Blasting
Link: https://hdl.handle.net/2027/mdp.39015078469296

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