Tunneling machine research :interaction between disk-cutter grooves in rocks

Author: Rad, Parviz F.
Additional Authors: Olson, Richard C.
Year: 1974
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:7881
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 7881
Subjects: Mining machinery
Boring machinery
Tunneling--Equipment and supplies
Link: https://hdl.handle.net/2027/mdp.39015078539148

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