Design of a compact muffler for a jumbo drill
By: by A. Visnapuu ... [et al.]
Contributors: Visnapuu, A.
Series: Report of investigations - Bureau of Mines ; 8337
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1979
Place of publication: [Washington]
Language: eng
Number of pages: 12
Subjects: Rock-drills; Mineral industries -- Noise control; Mining machinery -- Noise
Notes: Bibliography: p. 12