Longwall retreating by panels with cars placed continuously before face by portable electric hoists and assembled in same manner when loaded; every locomotive hauls full trips exclusively.


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    Title :

    Gathering without animals locomotives or conveyors


    Additional title:

    Coal Age


    Contributors:

    Published in:

    Coal Age ; 23 , n 16


    Publication date :

    1923


    Size :

    3 pages


    Remarks:

    1 Fig.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


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    Barclay, J.T. | Engineering Index Backfile | 1951


    Underground electric gathering locomotives

    Perkins, Frank C. | Engineering Index Backfile | 1910


    A haulage system with gathering locomotives only

    Adams, R.L. | Engineering Index Backfile | 1928


    Comparison of three types of gathering locomotives

    Ostermann, W. | Engineering Index Backfile | 1935


    A haulage system with gathering locomotives only

    Adams, R.L. | Engineering Index Backfile | 1928