Author : J. W. Paul
Publisher :
Page : 66 pages
File Size : 27,55 MB
Release : 1931
Category : Coal mines and mining
ISBN :
[PDF] A Study Of Falls Of Roof And Coal In Mines In The Number 8 Field Of Eastern Ohio eBook
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A Study of Falls of Roof and Coal in Mines in the No. 8 Field of Eastern Ohio
Author : James Washington Paul
Publisher :
Page : 32 pages
File Size : 42,54 MB
Release : 1931
Category : Coal mines and mining
ISBN :
A Study of Falls of Roof and Coal in Mines in the Number 8 Field of Eastern Ohio
Author : James Washington Paul
Publisher :
Page : 48 pages
File Size : 26,22 MB
Release : 1931
Category : Coal mine accidents
ISBN :
A Study of Mine Roof of the Pittsburgh Coal Bed in the Pittsburgh Mining District
Author : James Washington Paul
Publisher :
Page : 102 pages
File Size : 20,45 MB
Release : 1932
Category : Coal mines and mining
ISBN :
Stress and Velocity Fields in Gravity Flow of Bulk Solids
Author : Devi Mitra
Publisher :
Page : 772 pages
File Size : 49,30 MB
Release : 1942
Category : Diffusion
ISBN :
Accidents from Falls of Roof and Coal in Bituminous-coal Mines
Author : United States. Bureau of Mines
Publisher :
Page : 124 pages
File Size : 39,94 MB
Release : 1945
Category : Coal mine accidents
ISBN :
Report of Investigations. [no.2002 to No.7380]
Author :
Publisher :
Page : 766 pages
File Size : 22,60 MB
Release : 1931
Category : Mineral industries
ISBN :
Report of Investigations
Author :
Publisher :
Page : 666 pages
File Size : 40,98 MB
Release : 1931
Category : Mineral industries
ISBN :
Acrolein as a Warning Agent for Detecting Leakage of Methyl Chloride from Refrigerators
Author : William Parks Yant
Publisher :
Page : 1288 pages
File Size : 33,54 MB
Release : 1930
Category : Gases, Asphyxiating and poisonous
ISBN :
Timber Withdrawing and Devices Used for this Purpose in Some Coal Mines
Author : James Washington Paul
Publisher :
Page : 28 pages
File Size : 33,9 MB
Release : 1933
Category : Coal mines and mining
ISBN :