Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector
Reexamination Certificate
2007-05-22
2007-05-22
Dang, Hoang (Department: 3672)
Wells
Conduit wall or specific conduit end structure
Downhole coupling or connector
C175S074000, C175S320000
Reexamination Certificate
active
10483501
ABSTRACT:
A wear resistant casing connection including a wear resistant portion on its exterior surface is taught. A casing connection having a controlled bend angle is also taught.
REFERENCES:
patent: 2262211 (1941-11-01), Stone
patent: 2320107 (1943-05-01), Speckert
patent: 2992019 (1961-07-01), MacArthur
patent: 3067593 (1962-12-01), McCool
patent: 3993368 (1976-11-01), Jurgens et al.
patent: 4256518 (1981-03-01), Bolton et al.
patent: 4665996 (1987-05-01), Foroulis et al.
patent: 4799544 (1989-01-01), Curlett
patent: 4915426 (1990-04-01), Skipper
patent: 5343967 (1994-09-01), Kruger et al.
patent: 5749605 (1998-05-01), Hampton et al.
patent: 5826921 (1998-10-01), Woolley
patent: 5857531 (1999-01-01), Estep et al.
patent: 6062326 (2000-05-01), Strong et al.
patent: 6158531 (2000-12-01), Vail, III
patent: 6375895 (2002-04-01), Daemen
patent: 6516880 (2003-02-01), Otten et al.
patent: 6679335 (2004-01-01), Slack et al.
patent: 2328190 (2000-12-01), None
patent: 0 783 074 (1996-07-01), None
patent: 0 816 628 (1998-01-01), None
patent: WO 99/25949 (1999-05-01), None
patent: WO 02/10630 (2002-02-01), None
patent: WO 02/103154 (2002-12-01), None
patent: WO 02/103156 (2002-12-01), None
patent: WO 2004/027207 (2004-04-01), None
Angman Per G.
Slack Maurice William
Tessari Robert M.
Warren Tommy M.
Bennett Jones LLP
Dang Hoang
Tesco Corporation
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