Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Drilling a round hole in rock with the modern hammer drill
Discussion of fundamentals, essential requisites, and practical problems incident to present-day rock-drilling practice and drills; balanced independent motor is basic feature of standardization.
Drilling a round hole in rock with the modern hammer drill
Discussion of fundamentals, essential requisites, and practical problems incident to present-day rock-drilling practice and drills; balanced independent motor is basic feature of standardization.
Drilling a round hole in rock with the modern hammer drill
Min. Congress Jl
Gilman, G.H. (Autor:in)
1929
Aufsatz (Zeitschrift)
Englisch
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