A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Testing safety catches on mine cages at some eastern bituminous coal mines
Types of safety catches; actuating mechanisms; methods of testing details of safety catch testing methods at 11 mines; discussion of features of devices; recommended precautions.
Testing safety catches on mine cages at some eastern bituminous coal mines
Types of safety catches; actuating mechanisms; methods of testing details of safety catch testing methods at 11 mines; discussion of features of devices; recommended precautions.
Testing safety catches on mine cages at some eastern bituminous coal mines
U S Bur Mines -- Information Cir
Sloman, H.J. (author)
1944
20 pages
Supp plates
Report
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Safety catches on mine cages and methods of testing them
| Engineering Index Backfile | 1948
Some information on timbering bituminous-coal mines
| Engineering Index Backfile | 1939
Some coal-mine safety organizations in Pennsylvania bituminous field
| Engineering Index Backfile | 1931
Drainage from bituminous coal mines
| Engineering Index Backfile | 1954
Engineering Index Backfile | 1938