Noise Abatement of Pneumatic Rock Drill
Author : Charles R. Summers
Publisher :
Page : 58 pages
File Size : 10,78 MB
Release : 1974
Category : Coal mines and mining
ISBN :
Noise Reduction of a Pneumatic Rock Drill
Author : Aarne Visnapuu
Publisher :
Page : 32 pages
File Size : 46,69 MB
Release : 1975
Category : Jackhammers
ISBN :
Book Description
Information Circular
Author : United States. Bureau of Mines
Publisher :
Page : 116 pages
File Size : 20,73 MB
Release : 1975
Category : Mine safety
ISBN :
Book Description
Information Circular
Author :
Publisher :
Page : 476 pages
File Size : 32,38 MB
Release : 1975
Category : Mines and mineral resources
ISBN :
Book Description
Report of Investigations
Author :
Publisher :
Page : 436 pages
File Size : 21,83 MB
Release : 1989
Category : Mineral industries
ISBN :
Book Description
Estimated Cost of Exploiting Enriched, Hard Manganese Ore from the Maggie Canyon Deposit, Artillery Mountains Region, Mohave County, Ariz
Author : Douglas A. Elkins
Publisher :
Page : 488 pages
File Size : 18,39 MB
Release : 1964
Category : Manganese ores
ISBN :
Book Description
Metallurgical Studies of Rhodonite Ores, Silverton District, Colorado (In Three Parts).
Author : Dale Z. Hobbs
Publisher :
Page : 592 pages
File Size : 16,14 MB
Release : 1964
Category : Boron
ISBN :
Book Description
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.
Impact of Hydrologic Modifications on Water Quality
Author :
Publisher :
Page : 832 pages
File Size : 31,55 MB
Release : 1975
Category : Sediment transport
ISBN :
Book Description
Research Reporting Series
Author :
Publisher :
Page : 810 pages
File Size : 11,82 MB
Release : 1975
Category : Environmental engineering
ISBN :
Book Description
EPA 550/9
Author :
Publisher :
Page : 640 pages
File Size : 49,30 MB
Release : 1975
Category :
ISBN :
