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. 29, 2016
Filed:
Apr. 12, 2013
Applicant:
Wellstream International Limited, Newcastle-upon-Tyne, GB;
Inventors:
Iwan Rhys Harries, Whitley Bay, GB;
Neville Dodds, Newcastle-upon-Tyne, GB;
Assignee:
GE Oil & Gas UK Limited, Nailsea, Bristol, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 3/00 (2006.01); B29C 71/00 (2006.01); B29C 47/00 (2006.01); C08J 7/12 (2006.01); F16L 11/08 (2006.01); F16L 11/12 (2006.01); F16L 53/00 (2006.01); B29C 47/02 (2006.01); B29C 47/06 (2006.01); C08J 7/02 (2006.01); F16L 11/04 (2006.01);
U.S. Cl.
CPC ...
B05D 3/007 (2013.01); B29C 47/0023 (2013.01); B29C 47/021 (2013.01); B29C 47/061 (2013.01); B29C 47/065 (2013.01); B29C 71/0009 (2013.01); C08J 7/02 (2013.01); C08J 7/12 (2013.01); F16L 11/04 (2013.01); F16L 11/081 (2013.01); F16L 11/082 (2013.01); F16L 11/12 (2013.01); F16L 53/002 (2013.01); F16L 2011/047 (2013.01);
Abstract
A flexible pipe body and method of producing a flexible pipe body are disclosed. The method includes providing a tubular layer; and directing a chemical reagent towards a surface portion of the tubular layer, wherein the tubular layer comprises an extruded polymer, and wherein the chemical reagent is suitable for changing one or more physical or mechanical property of a proportion of the extruded tubular layer thickness.