Synonyme wurden verwendet für: mining
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41–60 von 2,365 Ergebnissen
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    Stoping methods in Michigan copper lodes

    Mendelsohn, A. | Engineering Index Backfile | 1928
    Schlagwörter: Copper mines and mining

    Valedictory address

    Roberts, F.G.A. | Engineering Index Backfile | 1928
    Schlagwörter: Gold mines and mining

    Colliery railway sidings

    Parker, J.W. | Engineering Index Backfile | 1928
    Schlagwörter: Coal mines and mining

    Wholesale first-aid training reduces mining accidents

    Forbes, J.J. / Currie, R.D. | Engineering Index Backfile | 1929
    Schlagwörter: Mines and mining

    Nigeria in 1928

    Engineering Index Backfile | 1929
    Schlagwörter: Mines and mining

    Kentucky holds big first aid meet

    Engineering Index Backfile | 1929
    Schlagwörter: Coal mines and mining

    In mine transportation good track plus planned haulage equals safety and efficiency

    Engineering Index Backfile | 1929
    Schlagwörter: Coal mines and mining

    Prevention of accidents in collieries

    Engineering Index Backfile | 1929
    Schlagwörter: Coal mines and mining

    Foremanship training proves good foundation for safety

    Engineering Index Backfile | 1929
    Schlagwörter: Coal mines and mining

    The prevention of haulage accidents

    Davies, T.G. | Engineering Index Backfile | 1929
    Schlagwörter: Coal mines and mining

    Haulage traffic expedited by dispatching

    Engineering Index Backfile | 1929
    Schlagwörter: Coal mines and mining

    The menace from the direction of Urga

    Rea, G.B. | Engineering Index Backfile | 1930
    Schlagwörter: Mining industry

    Truck or cableway -- A comparison of costs

    Carstarphen, F.C. | Engineering Index Backfile | 1930
    Schlagwörter: Mines and mining

    Double tracked rooms speed up pit car loading

    Bennett, A. | Engineering Index Backfile | 1930
    Schlagwörter: Coal mines and mining

    Coal in Natal

    Steart, F.A. | Engineering Index Backfile | 1930
    Schlagwörter: Coal mines and mining

    The Tilmanstone aerial ropeway

    Engineering Index Backfile | 1930
    Schlagwörter: Coal mines and mining

    The Tilmanstone aerial ropeway

    Engineering Index Backfile | 1930
    Schlagwörter: Coal mines and mining

    The Tilmanstone aerial ropeway

    Engineering Index Backfile | 1930
    Schlagwörter: Coal mines and mining

    Development of transportation to the united verde

    McLean, J.E. | Engineering Index Backfile | 1930
    Schlagwörter: Copper mines and mining

    Experiences in steep haulage

    Case, J.W. | Engineering Index Backfile | 1931
    Schlagwörter: Mines and mining