Wells – Conduit wall or specific conduit end structure
Reexamination Certificate
2011-07-19
2011-07-19
Stephenson, Daniel P (Department: 3676)
Wells
Conduit wall or specific conduit end structure
C138S153000
Reexamination Certificate
active
07980303
ABSTRACT:
Apparatus if provided for use in wells, particularly wells that have high-pressure and high-temperature conditions in the well. The shells of completion equipment that is required to withstand the rigorous conditions in such wells are increased in strength by laminate layers that are formed of materials having higher yield strength than the yield strength of materials that can be used in well fluids.
REFERENCES:
patent: 1959367 (1934-05-01), Kennedye
patent: 2592854 (1952-04-01), Boice
patent: 3220437 (1965-11-01), Safford
patent: 5988300 (1999-11-01), Pomerleau et al.
patent: 2005/0173121 (2005-08-01), Steele et al.
patent: 2006/0124308 (2006-06-01), Davis
patent: 2008/0115931 (2008-05-01), Shuster
Hill, Jr. Thomas G.
Mailand Jason
McGavern, III Cecil G.
Sides, III Winfield M.
Cooke Law Firm
Cooke, Jr. Claude E.
Love John J.
Stephenson Daniel P
Tejas Associates, Inc.
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