Disclosed is an offshore structure for a drilling work, which has a moon pool formed in a hull. The offshore structure for a drilling work comprises: a recess which is formed in the top of the moon pool; 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; an upper moon pool which is formed on the upper side of the recess forming member; and a lower moon pool which is formed on the lower side of the recess forming member, wherein the opening of the lower moon pool has an area smaller than the opening of the upper moon pool and is formed in any one shape among a circle, an oval, and a square having rounded apexes.

    선체에 문풀이 형성되는 시추 작업용 해양 구조물이 개시된다. 상기 시추 작업용 해양 구조물은, 상기 문풀 상부에 형성되는 리세스; 및 위쪽에 상기 리세스를 형성하도록 상기 문풀 하부에 설치되는 리세스 형성부재; 상기 리세스 형성부재 위쪽에 형성되는 상부 문풀; 및 상기 리세스 형성부재 아래쪽에 형성되는 하부 문풀;을 포함하고, 상기 하부 문풀의 개구부는 상기 상부 문풀의 개구부보다 작은 면적을 가지며, 상기 하부 문풀의 개구부는 원형, 타원형 및 꼭지점 부분이 둥글게 형성된 사각형 중 어느 하나의 모양이다.


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    Title :

    OFFSHORE STRUCTURE FOR DRILLING


    Additional title:

    시추 작업용 해양 구조물


    Contributors:
    LEE SOO HO (author) / BAE JAE RYU (author) / KIM JAE HAN (author) / KIM DEOK SU (author)

    Publication date :

    2016-03-02


    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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