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:
Jan. 02, 2018
Filed:
Jul. 12, 2013
Applicant:
GE Oil & Gas Uk Limited, Nailsea, Bristol, GB;
Inventors:
Assignee:
GE Oil & Gas UK Limited, Nailsea, Bristol, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 11/00 (2006.01); E21B 17/01 (2006.01); F16L 11/08 (2006.01);
U.S. Cl.
CPC ...
F16L 11/00 (2013.01); E21B 17/01 (2013.01); F16L 11/083 (2013.01); Y10T 29/49435 (2015.01);
Abstract
A flexible pipe body and method of producing a flexible pipe body are disclosed. The flexible pipe body includes a collapse resistant layer comprising a radially inner surface and a radially outer surface, the radially inner surface comprising, in cross section, a substantially flat portion and at least one cavity extending from the flat portion radially outwards, and the radially inner surface further comprising, in cross section, at least one aerodynamic feature extending from the flat portion for breaking up a boundary layer of fluid flowing along the flexible pipe body in use.