Noise from Pneumatic Rock Drills

Noise from Pneumatic Rock Drills

Author: John William Chester

Publisher:

Published: 1964

Total Pages: 20

ISBN-13:

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Studies were made to determine the effect of the shape of a pneumatic-rock-drill exhaust muffler on its efficiency, and the origin and reduction of exit noise from the mufflers. The report describes the investigation of rock-drill noise abatement.


Fourth Symposium on our Environment

Fourth Symposium on our Environment

Author: Hian Kee Lee

Publisher: Springer Science & Business Media

Published: 2012-12-06

Total Pages: 528

ISBN-13: 940112664X

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Proceedings of the Fourth Symposium on Our Environment, held in Singapore, May 21-23, 1990