Synonyme wurden verwendet für: Bergbau
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121–140 von 278 Ergebnissen
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    Better shuttle-car service

    Woolf, J.W. | Engineering Index Backfile | 1950
    Schlagwörter: Coal mines and mining

    Coal safety in 1949

    Moyer, F.T. | Engineering Index Backfile | 1950
    Schlagwörter: Coal mines and mining

    Battery power for shuttle cars

    Heinritz, M.W. | Engineering Index Backfile | 1950
    Schlagwörter: Coal mines and mining

    Marysville: Northern diggings' base

    Thompson, B. | Engineering Index Backfile | 1949
    Schlagwörter: Mines and mining

    Trolley wire locomotive haulage

    Anderson, J.W.L. | Engineering Index Backfile | 1949
    Schlagwörter: Coal mines and mining

      Trolley wire locomotive haulage

      Anderson, J.W.L. | Engineering Index Backfile | 1949
      Schlagwörter: Coal mines and mining

    We sliced cost of handling in half

    Gustafson, A.A. | Engineering Index Backfile | 1949
    Schlagwörter: Sulphur mines and mining

    Safety with shuttle cars

    Kincell, K.K. | Engineering Index Backfile | 1949
    Schlagwörter: Coal mines and mining

    Transportation

    Engineering Index Backfile | 1948
    Schlagwörter: Coal mines and mining

    Use of trolleyphones speeds mainline haulage

    Rostosky, A. | Engineering Index Backfile | 1948
    Schlagwörter: Coal mines and mining

    Efficient truck mine

    Edwards, J.H. | Engineering Index Backfile | 1948
    Schlagwörter: Coal mines and mining

    Mainline grading work coordinated with entry development

    Roley, R.W. | Engineering Index Backfile | 1948
    Schlagwörter: Coal mines and mining

    Economical entry driving with duckbills

    Jones, E.E. | Engineering Index Backfile | 1948
    Schlagwörter: Coal mines and mining

    Radio phones in stripping

    Osborne, C.A. | Engineering Index Backfile | 1948
    Schlagwörter: Coal mines and mining

    Continuous ore transport

    Rausch, R.W. | Engineering Index Backfile | 1947
    Schlagwörter: Mines and mining

    Bituminous haulage

    Young, W.H. / Anderson, R.L. | Engineering Index Backfile | 1947
    Schlagwörter: Coal mines and mining

    Yellowknife, 1947

    Stephens, F.H. | Engineering Index Backfile | 1947
    Schlagwörter: Gold mines and mining

    Three-axle trucks transport overburden and coal

    Mitchell, D.R. | Engineering Index Backfile | 1947
    Schlagwörter: Coal mines and mining

    Shuttle cars in room-and-pillar block retreat panel system

    Engineering Index Backfile | 1947
    Schlagwörter: Coal mines and mining

    Underground haulage with locomotives and mine cars

    Nailer, C.R. / Hagenbuch, C.C. | Engineering Index Backfile | 1947
    Schlagwörter: Coal mines and mining

    Extraction of stoops by shuttle cars and loaders

    Haldane, D. | Engineering Index Backfile | 1947
    Schlagwörter: Coal mines and mining