The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 08, 1994
Filed:
Mar. 26, 1992
Applicant:
Inventors:
Ove S Birkelund, Oslo, NO;
Inge J Vintermyr, Oslo, NO;
Assignee:
Alcatel STK A/S, Oslo, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L / ; C23F / ;
U.S. Cl.
CPC ...
174 47 ; 138110 ; 138111 ; 204196 ; 405158 ;
Abstract
A flexible subsea line includes a number of longitudinal elements including fluid/gas conducting tubes enclosed within a common outer cover. A number of the tubes are made of steel and each of these steel tubes is in longitudinal electrical contact with at least two sacrificial anodes.