Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Federal coal-mine inspection -- Decade of progress
U S Civil Service Commission requirements for Federal coal mine inspectors and mining engineers; training of personnel; inspection procedure; preparing and distributing coal mine inspection reports; regulation concerning accident prevention courses for miners and supervisors; investigation of accidents; roof control; haulage; ventilation, explosives, electrical, and dust surveys.
Federal coal-mine inspection -- Decade of progress
U S Civil Service Commission requirements for Federal coal mine inspectors and mining engineers; training of personnel; inspection procedure; preparing and distributing coal mine inspection reports; regulation concerning accident prevention courses for miners and supervisors; investigation of accidents; roof control; haulage; ventilation, explosives, electrical, and dust surveys.
Federal coal-mine inspection -- Decade of progress
U S Bur Mines -- Information Cir
Forbes, J.J. (Autor:in) / Ankeny, M.J. (Autor:in) / Weaver, H.F. (Autor:in)
1951
47 pages
Report
Englisch
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