Design and development of a rock bolt anchored by explosive forming :a progress report

Author: Parsons, Edward W.
Year: 1963
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:6250
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 6250
Subject: Mining engineering
Link: https://hdl.handle.net/2027/mdp.39015078536821

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