Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Experimental stage with tubular prop; salvage and wastage; corrugated steel bars; roadway supports; tests on new and welded steel arches; results of metallurgical examination of welded steel supports; tests on timber-filled tubular steel props and on corrugated steel bars, new and welded; concrete blocks as roadway supports. (See also - (discussion) p 547-551; Min Inst Scotland -- v 40 Part 4 p 109-13)
Experimental stage with tubular prop; salvage and wastage; corrugated steel bars; roadway supports; tests on new and welded steel arches; results of metallurgical examination of welded steel supports; tests on timber-filled tubular steel props and on corrugated steel bars, new and welded; concrete blocks as roadway supports. (See also - (discussion) p 547-551; Min Inst Scotland -- v 40 Part 4 p 109-13)
Economy in steel for mining supports
Instn Min Engrs -- Trans
Mackay, G. (Autor:in)
1944
10 pages
Aufsatz (Zeitschrift)
Englisch
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