Patent · US Expired

Power umbilical for deep water

US7158703B2 · kind B2 · utility

46Cited by
4References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 30, 2006
Grant dateJan 2, 2007
Priority date
Expiry dateJan 30, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01B9/005
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.