There is described a draw-works (1) comprising: - a first drum (4) for storing and reeling an elongated hoisting member (10); - a second drum (8) for storing and reeling said elongated hoisting member (10); and - a rotation means (24, 28) for rotating said first drum (4) and said second drum (8); wherein - at least one of said first drum (4) and said second drum (8) is selectively connectable to and disconnectable from said rotation means (24, 28). There is also described a method for operating a draw-works (1).


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    Title :

    DRAW-WORKS AND METHOD FOR OPERATING THE SAME


    Additional title:

    HEBEWERK UND VERFAHREN ZU DESSEN BETRIEB
    TREUIL DE FORAGE ET SON PROCÉDÉ D'UTILISATION


    Contributors:

    Publication date :

    2019-05-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren / B66D Haspeln , CAPSTANS



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