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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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