Provided is an apparatus to separate a riser positioned in a connection portion of a riser wherein a drill pipe is inserted, and connected to a lower side of a drill ship. The apparatus to separate the riser comprises: a moving member receiving vertical lift force by a riser tensioner wherein the drill pipe penetrates; and a cutter contacting a moving member to rotate in accordance with a movement of the moving member.


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    Titel :

    SEPERATING APPARATUS FOR RISER OF DRILLSHIP AND METHOD THEREOF


    Beteiligte:
    KIM GUN HO (Autor:in) / SUNG SANG KYUNG (Autor:in) / KIM PIL GEUN (Autor:in) / SHIN DONG JO (Autor:in) / PARK KWANG PHIL (Autor:in) / LEE JAE BEOM (Autor:in) / JO A RA (Autor:in) / CHU GIL WHOAN (Autor:in) / LEE HYUN HO (Autor:in) / LEE JUN SU (Autor:in)

    Erscheinungsdatum :

    2015-09-11


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren



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