Explains the nature of the deposit, scheme of operations, etc. Little timbering is required, and electric power is used. (4000 w.) (No. 2174)


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    Titel :

    Methods of mining the Granby orebodies


    Weitere Titelangaben:

    Eng Min Jour


    Beteiligte:
    Campbell, C.M. (Autor:in)


    Erscheinungsdatum :

    1909


    Anmerkungen:

    Ills.


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


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