Pipe joints or couplings – Deformed – Outwardly expanded
Reexamination Certificate
2004-06-11
2008-09-02
Hewitt, James M (Department: 3679)
Pipe joints or couplings
Deformed
Outwardly expanded
C285S382200, C166S207000, C166S380000
Reexamination Certificate
active
07419193
ABSTRACT:
A method of coupling first and second expandable tubulars comprises providing a male tubular connector portion and a female tubular connection portion having greater yield strength, coupling the connector portions together, and expanding the coupled connector portions. The coupled connector portions may be expanded downhole.
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Hewitt James M
Patterson & Sheridan L.L.P.
Weatherford / Lamb, Inc.
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