发明名称 OFFSHORE WELL EQUIPMENT WITH PEDESTAL CONDUCTOR
摘要 Apparatus and method for drilling and completing subsea wells using a wellhead mounted on a pedestal conductor supported above a conductor pipe string by a buoyant member. The conductor string supports a plurality of casings which are cemented over their entire lengths. A single small-diameter casing is suspended from the wellhead and extends over the length of the pedestal conductor.
申请公布号 US3705623(A) 申请公布日期 1972.12.12
申请号 USD3705623 申请日期 1971.06.10
申请人 SHELL OIL CO. 发明人 WOUTER H. VAN EEK;BOB E. BUSKING;ADRIANUS W. VAN GILS
分类号 E21B7/124;E21B7/128;E21B33/035;(IPC1-7):E21B7/12;E21B43/01 主分类号 E21B7/124
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