1–4 von 4 Ergebnissen
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    Airplane's aid to Alaskan mining

    Patty, E.N. | Engineering Index Backfile | 1937
    Speed and comfort of airplane travel is contrasted with early transportation methods; examples of recent accomplishments. ...
    Verlag: American Institute of Mining and Metallurgical Engineers
    Schlagwörter: Mines and mining

    Ore transportation at the Alaska Juneau mines

    Williams, J.A. | Engineering Index Backfile | 1931
    Ore transportation, known as tramming at Alaska Juneau, includes chute construction and repairs, loading, hauling, track maintenance ...
    Verlag: American Institute of Mining and Metallurgical Engineers
    Schlagwörter: Metal mines and mining

    Airplane transport to remote Peruvian mines

    Wright, C.W. | Engineering Index Backfile | 1940
    Notes on several examples of transportation of machinery and supplies in Peru; Pan American Grace Airways pioneered in June 1933 with ...
    Verlag: American Institute of Mining and Metallurgical Engineers
    Schlagwörter: Mines and mining

    Modern tank steamships

    Pew, John G. | Engineering Index Backfile | 1922
    Arrangement of tanks, cofferdams, etc., in modern tank steamship built to carry 15,000 tons deadweight. ...
    Verlag: American Institute of Mining and Metallurgical Engineers