A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Construction of underground roadways in metal and coal mines
Construction of underground roadways in metal and coal mines; mechanical principles underlying design of arch supports; rules governing standardization of steel roadway supports. (2nd Apr issue)
Construction of underground roadways in metal and coal mines
Construction of underground roadways in metal and coal mines; mechanical principles underlying design of arch supports; rules governing standardization of steel roadway supports. (2nd Apr issue)
Construction of underground roadways in metal and coal mines
Zweckmaessiger Streckenausbau im Erz- und Steinkohlenbergbau
Lubojatzky, E. (author)
Metall und Erz ; 31
1934
4 pages
Article (Journal)
German
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Track construction in main underground roadways
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