发明名称 Tie back and method for use with expandable tubulars
摘要 The present invention provides apparatus and methods for completing a wellbore using expandable tubulars. In one aspect, the invention includes a tubular member with an expandable portion at a lower end constructed and arranged to be expanded into contact with a previously expanded liner. At an upper end of the tubular is a polish bore receptacle permitting the tubular to be tied back to the surface of the well with production tubing. In another aspect, the invention provides a method of completing a well comprising expanding a liner top into a cased wellbore to hang the liner and, thereafter running a tubular member into the wellbore.
申请公布号 US6782953(B2) 申请公布日期 2004.08.31
申请号 US20030382321 申请日期 2003.03.05
申请人 WEATHERFORD/LAMB, INC. 发明人 MAGUIRE PATRICK;COON ROBERT J.;LAURITZEN J. ERIC;MURRAY MARK;TRAN KHAI
分类号 E21B23/01;E21B43/10;(IPC1-7):E21B19/16 主分类号 E21B23/01
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