Download or read book Methods of Rock dusting American Coal Mines written by J. J. Forbes and published by . This book was released on 1939 with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Methods of Sampling and Analyzing Coal mine Dusts for Incombustable Content written by Clarence Watson Owings and published by . This book was released on 1940 with total page 1130 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Use of Rock Dust and Water Under the Federal Mine Safety Code in Limiting Coal dust Explosions written by John Joseph Vincent Forbes and published by . This book was released on 1947 with total page 16 pages. Available in PDF, EPUB and Kindle. Book excerpt: Widespread explosions in coal mines can be prevented if rock dust of suitable size and composition is applied effectively within two or three cuts of face; distance between end of rock dusting and face should never exceed 80 feet. Water should be used on cutter bar of mining machines, and coal piles and should not only be wetted after blasting but kept wet during landing.
Download or read book Rock dust Barriers for Coal Mines written by George Samuel Rice and published by . This book was released on 1930 with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Coal Mining Review and Industrial Index written by and published by . This book was released on 1926 with total page 776 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Annual Report of Research and Technologic Work on Coal written by Arno Carl Fieldner and published by . This book was released on 1940 with total page 76 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Queensland Government Mining Journal written by and published by . This book was released on 1924 with total page 526 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Information Circular written by and published by . This book was released on 1940 with total page 524 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Bulletin written by United States. Bureau of Mines and published by . This book was released on 1927 with total page 1250 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Drilling and Blasting in Open cut Copper Mines written by Eugene Delos Gardner and published by . This book was released on 1927 with total page 714 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Monthly Labor Review written by and published by . This book was released on 1941 with total page 1700 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Monthly Labor Review written by United States. Bureau of Labor Statistics and published by . This book was released on 1941 with total page 1628 pages. Available in PDF, EPUB and Kindle. Book excerpt: Publishes in-depth articles on labor subjects, current labor statistics, information about current labor contracts, and book reviews.
Download or read book Explosions and Fires in Bituminous coal Mines written by United States. Bureau of Mines and published by . This book was released on 1946 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Some Information on Timbering Bituminous coal Mines written by John Joseph Vincent Forbes and published by . This book was released on 1939 with total page 932 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Safeguarding Workmen at Oil Derricks written by Harold Carl Miller and published by . This book was released on 1927 with total page 902 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Scientific American written by and published by . This book was released on 1918 with total page 432 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Coal Mining written by and published by . This book was released on 1927 with total page 422 pages. Available in PDF, EPUB and Kindle. Book excerpt:
