An offshore structure for a drilling work having a two-step moon pool structure is disclosed. The offshore structure for a drilling work comprises: a recess which is formed in the top of a moon pool; and a recess forming member which is installed in the bottom of the moon pool to form the recess in the top of the moon pool, wherein the recess forming member has a concave groove in the top. Therefore, the present invention optimizes the structure of the recess forming member by forming the concave groove in the top of the recess forming member.

    이단 문풀 구조가 형성된 시추 작업용 해양 구조물이 개시된다. 상기 시추 작업용 해양 구조물은, 문풀 상부에 형성되는 리세스; 및 위쪽에 상기 리세스를 형성하도록 상기 문풀 하부에 설치되는 리세스 형성부재;를 포함하고, 상기 리세스 형성부재는 상부에 오목홈;을 포함한다.


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    Title :

    OFFSHORE DRILLING UNIT HAVING TWO STEP MOONPOOL STRUCTURE


    Additional title:

    이단 문풀 구조가 형성된 시추 작업용 해양 구조물


    Contributors:

    Publication date :

    2016-03-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

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



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