Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Deep pit rock excavation by dragline machines
Operating ranges of 175 ft. horizontally and 100 ft. vertically are said to have been found practicable in rock cuts for Miami Valley flood-retarding dams.
Deep pit rock excavation by dragline machines
Operating ranges of 175 ft. horizontally and 100 ft. vertically are said to have been found practicable in rock cuts for Miami Valley flood-retarding dams.
Deep pit rock excavation by dragline machines
Eng. News-Rec
1920
4 pages
5 Figs.
Aufsatz (Zeitschrift)
Englisch
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Dragline scrapers and cableway cranes for moving mining excavation
| Engineering Index Backfile | 1928