Equipment and practice at mine near Kittanning, Pa, operated on 3-shift basis in development; 2 shifts take coal and one takes 40 in. of top or bottom rock; rock is loaded into shuttle cars by crawler loaders, is hauled to loading station, dumped into mine care and transported to outside in same manner as coal; design details of shuttle car; longest practicable shuttle car haul in entry work is 400 ft; can be increased to 500 ft in rock work.


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    Titel :

    Entry driving with cable reel shuttle cars


    Weitere Titelangaben:

    Coal Min


    Erschienen in:

    Coal Mining ; 18 , n 5


    Erscheinungsdatum :

    1941


    Format / Umfang :

    2 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


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    Safety with shuttle cars

    Kincell, K.K. | Engineering Index Backfile | 1949


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    Cross, R.N. | Engineering Index Backfile | 1952


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    SAKAI SHINYA | Europäisches Patentamt | 2019

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