发明名称 BORE-LINING TUBING
摘要 A method of lining a bore section, the method comprises providing a first tubing section (12) and an expandable thin-walled second tubing section (14) . The first tubing section (12) is run into a section of a bore (10). The seco nd tubing section (14) is then run into the bore section (10), within the first tubing section (12), and expanded to a larger diameter, such that the bore section is lined by at least two tubing sections (12, 14).
申请公布号 CA2443007(A1) 申请公布日期 2002.10.17
申请号 CA20022443007 申请日期 2002.04.03
申请人 WEATHERFORD/LAMB, INC. 发明人 SIMPSON, NEIL ANDREW ABERCROMBIE
分类号 E21B17/18;E21B43/10;(IPC1-7):E21B43/10 主分类号 E21B17/18
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