Noise from pneumatic rock drills :shape and exit noise of an exhaust muffler

Author: Chester, John William.
Additional Authors: DeWoody, Robert T., Miller, William C.
Year: 1964
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:6450
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 6450
Link: https://hdl.handle.net/2027/mdp.39015078519769

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