Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Pushing tunnels through
Techniques of forcing reinforced concrete pipes in thrust boring of tunnels through ground using 150 ton Simplex double-acting hydraulic rams of 7 3/4 in. diam with 12 in. stroke, working normally at 10,600 psig internal pressure.
Pushing tunnels through
Techniques of forcing reinforced concrete pipes in thrust boring of tunnels through ground using 150 ton Simplex double-acting hydraulic rams of 7 3/4 in. diam with 12 in. stroke, working normally at 10,600 psig internal pressure.
Pushing tunnels through
Compressed Air Hydraulics
1962
2 pages
Aufsatz (Zeitschrift)
Englisch
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