发明名称 |
Wellhead isolation tool |
摘要 |
A wellhead isolation tool and a wellhead assembly incorporating such a tool are provided. The wellhead assembly has an annular assembly coupled to a well. The annular assembly may include a casing head coupled to the well and a tubing head mounted over the casing head. The wellhead isolation tool is suspended in the annular assembly. The wellhead isolation tool has a first end portion extending above the annular assembly and a second end portion below the first end portion within the annular assembly. A production casing suspended in the annular assembly and is aligned with the wellhead isolation tool.
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申请公布号 |
US2003221823(A1) |
申请公布日期 |
2003.12.04 |
申请号 |
US20030369070 |
申请日期 |
2003.02.19 |
申请人 |
DUHN REX E.;MEEK ROBERT K. |
发明人 |
DUHN REX E.;MEEK ROBERT K. |
分类号 |
E21B33/03;E21B33/068;(IPC1-7):E21B19/00 |
主分类号 |
E21B33/03 |
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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