Casing comprising stress-absorbing materials and associated methods of use
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United States of America Patent
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Mar 4, 2008
Grant Date -
Sep 29, 2005
app pub date -
Mar 24, 2004
filing date -
Mar 24, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to subterranean drilling and well completion operations, and more particularly, to improved casing that comprises stress-absorbing materials and associated methods of use. In some embodiments, the present invention discloses methods of casing a well bore that comprise the steps of providing a casing that comprises a stress-absorbing material; and placing the casing into the well bore. In other embodiments, the present invention provides improved casing that comprises stress-absorbing materials and methods of reducing the transmission of stress from a casing to a cement sheath.
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