Synonyms were used for: Bergbau
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    Advantages of moving iron ore by underground conveyors

    Engineering Index Backfile | 1951
    Keywords: Iron mines and mining

    Aerial tramway is transportation link at Pond Creek

    Dickerson, J.H. | Engineering Index Backfile | 1942
    Keywords: Coal mines and mining

    A haulage system with gathering locomotives only

    Adams, R.L. | Engineering Index Backfile | 1928
    Keywords: Coal mines and mining

    Airlift and lift equipped with container feeders

    Geier, V.G. / Galushko, M.K. / Mulin, N.V. | Engineering Index Backfile | 1964
    Keywords: Coal mines and mining

    Air lift to labrador iron fields

    Illingworth, F. | Engineering Index Backfile | 1951
    Keywords: Iron mines and mining

    Application of compressed air in linite industry

    Springer, O. | Engineering Index Backfile | 1939
    Keywords: Lignite mines and mining

    Armadillo heavy duty face conveyor

    Engineering Index Backfile | 1952
    Keywords: Coal mines and mining

    Automatic rope haulage clip for mine cars

    Engineering Index Backfile | 1953
    Keywords: Coal mines and mining

    Belt pulls shuttle car output up 7 percent grade at Standard

    Engineering Index Backfile | 1947
    Keywords: Coal mines and mining

    Benzine locomotives

    Baijot, A.J. | Engineering Index Backfile | 1914
    Keywords: Mining

    Better shuttle-car service

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

    Big wheel loaders handle many jobs

    Engineering Index Backfile | 1966
    Keywords: Coal mines and mining

    Bituminous strippers install shovels and draglines and adopt larger automotive haulage units

    Engineering Index Backfile | 1941
    Keywords: Coal mines and mining

    Brakes for colliery winding engines

    Engineering Index Backfile | 1909
    Keywords: Mining

    British shuttle car

    Engineering Index Backfile | 1962
    Keywords: Mines and mining

    Car handling at Savil Colliery

    Engineering Index Backfile | 1959
    Keywords: Coal mines and mining

    Conveyor vs track haulage

    Jackson, R.U. | Engineering Index Backfile | 1952
    Keywords: Mines and mining

    Crawler tractors

    Caw, J.M. | Engineering Index Backfile | 1960
    Keywords: Mines and mining

    Derailments on main and tail haulages, and on direct rope haulage

    Dinsdale, J.R. / Hughes, J.M. | Engineering Index Backfile | 1938
    Keywords: Coal mines and mining

    Driverless accumulator locomotives

    Recktenwald, J. | Engineering Index Backfile | 1911
    Keywords: Mining