Collapsible drill steel enclosure for reducing roof bolting machine drilling noise

Collapsible drill steel enclosure for reducing roof bolting machine drilling noise [electronic resource]

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Bibliographic Details
Online Access:	Online Access Online Access
Corporate Author:	National Institute for Occupational Safety and Health
Format:	Government Document Electronic eBook
Language:	English
Published:	[Pittsburgh, PA] : Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2008]
Series:	Technology news (National Institute for Occupational Safety and Health) ; no. 532. DHHS publication ; no. (NIOSH) 2008-146.
Subjects:	Mine roof bolting > Equipment and supplies. Mine roof bolting > Safety measures. Boring > Equipment and supplies. Boring > Safety measures. Noise control > Equipment and supplies. Deafness, Noise induced > Prevention.

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Holdings details from Online
Call Number:	HE 20.7132/2:532
HE 20.7132/2:532	Available