Power umbilical for deep water

Details Power umbilical for deep water Power umbilical for deep water

2007-01-02

2007-01-02

Nguyen, Chau N. (Department: 2831)

Optical waveguides

Optical transmission cable

With electrical conductor in the same cable

Reexamination Certificate

active

11343229

ABSTRACT:
A subsea umbilical includes electrically insulated power conductors, fiber optic elements, electrical signal cables, and fillers within a common outer cover. At least one of the electrical signal cables is enclosed within a dedicated metal tube, and the umbilical is hung off on an offshore platform or the like and the metal tube containing the electrical signal cable is hung off separately from the umbilical.

REFERENCES:
patent: 3879097 (1975-04-01), Oertle
patent: 6012495 (2000-01-01), Antonsen
patent: 6046404 (2000-04-01), Figenschou et al.
patent: 6472614 (2002-10-01), Dupont et al.
patent: 2183402 (1987-06-01), None
Norwegian Search Report- Oct. 25, 2005.

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