发明名称 EXPANDABLE DOWNHOLE TUBING
摘要 A tubing coupling method comprises the steps: providing a length of expandable tubing (72) and a length of larger diameter non-expanding tubing (74); connecting an end portion of the expandable tubing (72) to an end portion of the non-expanding tubing (74) with a portion of expandable tubing (76); running the tubing (72, 74, 76) into a bore; and expanding the expandable tubing (72, 76). The expandable tubing (72) may form part of an expandable well or sand screen, or may be expandable bore liner (12).
申请公布号 CA2551006(C) 申请公布日期 2010.01.05
申请号 CA19982551006 申请日期 1998.11.02
申请人 PETROLINE WELLSYSTEMS LIMITED 发明人 METCALFE, PAUL DAVID
分类号 E21B43/10 主分类号 E21B43/10
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