Patent · US Expired

Gold coated signal cable

US6343173B2 · kind B2 · utility

17Cited by

18References

10Claims

0Family size

Assignee

OPTOPLAN AS · NO

Inventors

Audun Hordvik · Trondheim, NO
Morten Eriksrud · Trondheim, NO

Key dates

Filing date	Jul 13, 1999
Grant date	Jan 29, 2002
Priority date	—
Expiry date	Jul 13, 2019

Classification

Technology area (CPC G)Physics
CPC primaryG02B6/4402
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Signal cable for transmission of optical signals, especially in oil and gas wells, includes at least one elongated optical fiber, and an elongated, generally tubular container within which the optical fiber is disposed, the container having an inner wall and an outer wall, a space being defined between the optical fiber and the inner wall. At least one of the inner wall and the outer wall has a thin continuous surface coating of gold or a gold alloy.

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