Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Timbering for safety in mechanical mining
Characteristics and limitations of single posts and crossbars; why and how of safety posts; late systems of protection against drawslate and other bad top, including forepoling possibilities.
Timbering for safety in mechanical mining
Characteristics and limitations of single posts and crossbars; why and how of safety posts; late systems of protection against drawslate and other bad top, including forepoling possibilities.
Timbering for safety in mechanical mining
Coal Age
Coal Age ; 50
1945
6 pages
Aufsatz (Zeitschrift)
Englisch
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| Engineering Index Backfile | 1945
TIMBERING STRUCTURE AND TIMBERING METHOD FOR STRUCTURE
| Europäisches Patentamt | 2017