Collapse resistant expandables for use in wellbore environments
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United States of America Patent
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Mar 20, 2007
Grant Date -
Sep 16, 2004
app pub date -
Mar 12, 2003
filing date -
Mar 12, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A technique utilizes blocking members to resist contraction of expandables in wellbore environments. The technique comprises an expandable having a wall with a plurality of expandable cells. A plurality of blocking members cooperate with at least some of the cells to resist contraction of the expandable device once transitioned to a desired expanded state.
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