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
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