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:
Jul. 17, 2007
Filed:
Dec. 26, 2002
Sylvain Denniel, Aberdeen, GB;
Neil Shaw Malone, Knutsford, GB;
Sylvain Denniel, Aberdeen, GB;
Neil Shaw Malone, Knutsford, GB;
Technip France, , FR;
Abstract
Rigid wound or reelable pipe () for transporting hydrocarbons having a single-walled or double-walled envelope comprising two coaxial pipes, internal () and external (), respectively, separated by an annular space, comprising at least one electrical heating cable () capable of being subjected to an elongation of 0.5% without sustaining damage and produced, for example, in the form of a central conducting braided cable surrounded by an electrically insulating sheath. The materials comprising the cable are subjected to elastically deformation by remaining below 15% of their elastic limit and preferably below 5%.