A semisubmersible with a plurality of surface piercing columns, a plurality of pontoons attached to and extending between pairs of adjacent surface piercing columns, a tunnel side formed between a first pair of surface piercing columns, an additional tunnel side formed between a second pair of surface piercing columns, a tunnel floor formed between the tunnel sides. A tunnel opening formed between the tunnel sides for receiving a floating vessel into the tunnel structure, and a main deck secured to the plurality of surface piercing columns. The semisubmersible can be ballasted to an operational depth and deballested to a transit depth.


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    Title :

    Semisubmersible with tunnel structure


    Contributors:

    Publication date :

    2017-02-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



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