Illustrated description of unit used in servicing wells 2500 to 6000 ft deep; 84 ft two-piece, telescoping derrick with double-drum hoisting unit mounted on 6-wheel drive truck, powered by 150-hp Wankesha engine; derrick raising procedure; guy lines; time saved.


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    Title :

    Signal's experience with portable derrick


    Additional title:

    Petroleum World


    Contributors:

    Published in:

    Publication date :

    1941


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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