Design of a compact muffler for a jumbo drill

Additional Authors:	Visnapuu, A., Schwaneke, A. E., Lay, S. E., Martin, J. R.,
Year:	1979
Document Type:	BMRA
Issuing Agency:	Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:8337
Series:	Report of investigations / Bureau of Mines ;
Report Number:	8337
Subjects:	Mining machinery--Noise
	Mineral industries--Noise control
	Rock-drills
Link:	https://hdl.handle.net/2027/mdp.39015078481499