Wells – Processes – Assembling well part
Reexamination Certificate
2008-05-13
2008-05-13
Neuder, William P. (Department: 3672)
Wells
Processes
Assembling well part
C166S207000, C166S277000, C166S384000, C277S612000, C277S615000
Reexamination Certificate
active
07370708
ABSTRACT:
A seal arrangement comprises an expandable inner tubular and an outer tubular. The inner tubular comprises an axially extending lip seal. Expansion of the inner tubular serves to energise the lip seal, a free end of which will be urged into contact with the outer tubular.
REFERENCES:
patent: 3746092 (1973-07-01), Land
patent: 4771828 (1988-09-01), Cassity
patent: 6425444 (2002-07-01), Metcalfe et al.
patent: 6431282 (2002-08-01), Bosma et al.
patent: 6457532 (2002-10-01), Simpson
patent: 2002/0033261 (2002-03-01), Metcalfe
patent: 2003/0047323 (2003-03-01), Jackson et al.
patent: 2003/0178204 (2003-09-01), Echols et al.
patent: 2004/0060706 (2004-04-01), Stephenson
patent: 2005/0172472 (2005-08-01), Verger et al.
patent: WO 98/59151 (1998-12-01), None
patent: WO 03/016669 (2003-02-01), None
patent: WO 03/060370 (2003-07-01), None
GB Examination Report, Application No. GB041703.2, dated Jan. 30, 2006.
GB Search Report from British Application No. GB 0318181.5 Dated Nov. 21, 2003.
Abercrombie Simpson Neil Andrew
Cowman Robert
Mackay Alexander Craig
Coy Nicole
Neuder William P.
Patterson & Sheridan L.L.P.
Weatherford / Lamb, Inc.
LandOfFree
Seal arrangement does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Seal arrangement, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Seal arrangement will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2766069