发明名称 |
EXPANSION SYSTEM FOR AN EXPANDABLE TUBULAR ASSEMBLY |
摘要 |
The present invention generally relates to an apparatus and method for expanding an expandable tubular assembly in a borehole. In one aspect, a system for expanding a tubular having an anchor portion in a borehole is provided. The system includes a running tool configured to position the tubular in the borehole. The running tool including a first expander configured to activate the anchor portion by expanding the tubular to a first diameter. The system further includes a second expander configured to expand the tubular to a second larger diameter, wherein the second expander is movable between a retracted position and an expanded position. In another aspect, a method of expanding a tubular having an anchor portion in a borehole is provided. |
申请公布号 |
EP2702227(A2) |
申请公布日期 |
2014.03.05 |
申请号 |
EP20120718868 |
申请日期 |
2012.04.27 |
申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
GIROUX, RICHARD LEE;GANDIKOTA, VARADARAJU;ABEDRABBO, NADER E.;KENDZIORA, LARRY A.;RING, LEV |
分类号 |
E21B23/00;E21B19/00;E21B43/10 |
主分类号 |
E21B23/00 |
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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