Author : Alfred Seabold Eli Ackermann
Publisher :
Page : 160 pages
File Size : 13,20 MB
Release : 1902
Category : Coal mines and mining
ISBN :
[PDF] Coal Cutting By Machinery In America eBook
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Coal-Cutting by Machinery in America, Etc. [With Illustrations.].
Author : Alfred Seabold Eli Ackermann
Publisher :
Page : 132 pages
File Size : 20,9 MB
Release : 1902
Category :
ISBN :
Coal-cutting by Machinery in the United Kingdom
Author : Sydney Ferris Walker
Publisher :
Page : 160 pages
File Size : 26,70 MB
Release : 1902
Category : Coal mines and mining
ISBN :
Modern Methods of Producing Coal
Author : Sullivan Machinery Company
Publisher :
Page : 168 pages
File Size : 44,39 MB
Release : 1902
Category : Coal mines and mining
ISBN :
Permissible Coal-cutting Equipment Approved Prior to July 1, 1932
Author : L. C. Ilsley
Publisher :
Page : 136 pages
File Size : 38,47 MB
Release : 1934
Category : Coal-mining machinery
ISBN :
Coal-Cutting by Machinery
Author : James Stephen Jeans
Publisher :
Page : pages
File Size : 21,45 MB
Release : 1874
Category :
ISBN :
Longwall Coal Cutting Machinery
Author : George Fraser Fitzgerald Eagar
Publisher :
Page : 140 pages
File Size : 40,7 MB
Release : 1921
Category : Coal-mining machinery
ISBN :
American Standard Recommended Practice for Drainage of Coal Mines (M6.1-1955, UDC 622.5)
Author : American Standards Association
Publisher :
Page : 448 pages
File Size : 23,24 MB
Release : 1956
Category : Coal
ISBN :
Supplementary Code of Fair Competition for the Coal Cutting Machine Industry (a Division of the Machinery and Allied Products Industry) as Approved on January 4, 1935
Author : United States. National Recovery Administration
Publisher :
Page : 16 pages
File Size : 27,77 MB
Release : 1935
Category : Coal-mining machinery
ISBN :
Low Productivity in American Coal Mining
Author : United States. General Accounting Office
Publisher :
Page : 168 pages
File Size : 21,4 MB
Release : 1981
Category : Coal mines and mining
ISBN :