Anchorage capacities in thick coal roofs

Author: Tadolini, Stephen C.
Year: 1985
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:9058
Series: Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number: 9058
Subjects: Mine roof bolting
Coal mines and mining--Safety measures
Link: https://hdl.handle.net/2027/mdp.39015078465229

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