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:
Dec. 04, 2012
Filed:
Sep. 04, 2007
Applicants:
Lars Slagsvold, Drammen, NO;
Oddgeir MO, Drammen, NO;
Inventors:
Lars Slagsvold, Drammen, NO;
Oddgeir Mo, Drammen, NO;
Assignee:
Wellstream International Limited, Newcastle-Upon-Tyne, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 11/04 (2006.01); B29C 63/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composite pipe including an internal liner and at least one external layer made of a fiber reinforced consolidated thermoplastic material. A heat-resistant material mechanically separates the liner from the at least one external thermoplastic layer. The heat-resistant material forms a non-bonding barrier that is non-bonded to at least one of liner and the adjacent at least one thermoplastic layer. A method and an assembly for producing the composite pipe.