发明名称 |
Wellbore tubular patch system |
摘要 |
A wellbore tubular patch for patching a hole in a wellbore has been invented, the tubular patch in certain aspects having an expandable top member having a hollow tubular body and a top end and a bottom end, an expandable bottom member having a hollow tubular body and a top end and a bottom end, an expandable outer sleeve in which is secured a portion of the bottom end of the expandable top member, and a portion of the top end of the expandable bottom member inserted into and held within expandable outer sleeve. A method for making a tubular patch for patching a hole in a tubular in an earth wellbore has been invented, the method in certain aspects including securing a portion of a bottom end of an expandable top member in an expandable outer sleeve, the expandable top member having a hollow tubular body and a top end, and securing a portion of a top end of an expandable bottom member within the expandable outer sleeve, the expandable bottom emmber having a hollow tubular body. |
申请公布号 |
US6142230(A) |
申请公布日期 |
2000.11.07 |
申请号 |
US19980183943 |
申请日期 |
1998.10.31 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
SMALLEY, MICHAEL T.;BAILEY, THOMAS R.;WRIGHT, RALPH D.;HAUGEN, DAVID M.;TILTON, FREDERICK T. |
分类号 |
E21B17/02;E21B17/08;E21B29/10;E21B43/10;E21B47/09;F16L55/163;(IPC1-7):E21B29/00;E21B29/08 |
主分类号 |
E21B17/02 |
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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