Flexible pipe for transporting a fluid

Details Flexible pipe for transporting a fluid Flexible pipe for transporting a fluid

2005-08-09

2005-08-09

Brinson, Patrick (Department: 3754)

Pipes and tubular conduits

Flexible

Spirally wound material

C138S135000, C138S114000, C138S148000, C138S137000, C138S140000

Reexamination Certificate

active

06926039

ABSTRACT:
A flexible pipe for transporting a fluid comprising an outer sealing polymer sheath, at least a pair of armor wraps helically and long-pitch wound, and a polymer pressure sheath. The pressure sheath consists of an inner tube arranged in an outer tube, and grooves are arranged on at least one of the surfaces opposite the inner and outer tubes.

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patent: 5865216 (1999-02-01), Youngs
patent: 6446672 (2002-09-01), Kalman et al.
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patent: 2 744 511 (1997-08-01), None
patent: 2 775 052 (1999-08-01), None
patent: WO 90/02648 (1999-03-01), None
patent: WO 99/66246 (1999-12-01), None
patent: WO 00/77587 (2000-12-01), None
patent: WO 01/33130 (2001-05-01), None

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