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.
OFFSHORE DRILLING UNIT HAVING TWO STEP MOONPOOL STRUCTURE
이단 문풀 구조가 형성된 시추 작업용 해양 구조물
2016-03-09
Patent
Electronic Resource
Korean
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |
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