Use of torque wrench to determine load in roof bolts.

Author: Barry, A. J.
Additional Authors: Panek, Louis Anthony,, McCormick, John A.
Year: 1954
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:5080
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 5080
Subject: Mine roof bolting
Link: https://hdl.handle.net/2027/mdp.39015078536672

< New search