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:
Oct. 20, 2015
Filed:
Sep. 20, 2007
Applicants:
Gérard Papon, Les Essarts le Roi, FR;
Jean Guesnon, Chatou, FR;
Inventors:
Gérard Papon, Les Essarts le Roi, FR;
Jean Guesnon, Chatou, FR;
Assignee:
IFP, Rueil Malmaison Cedex, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 55/16 (2006.01); F16L 13/02 (2006.01); F16L 25/00 (2006.01);
U.S. Cl.
CPC ...
F16L 13/0236 (2013.01); F16L 13/0218 (2013.01); F16L 25/0018 (2013.01);
Abstract
The invention relates to a high-pressure pipe element having at least two metal tubesreinforced by hoopsand, the ends of the tubes being bare. The tubes are assembled end to end by a weldof the bared ends. A sleevecovers the weldas some of the hoopingandof each tube, forming an annular space between the bare ends of the tubes and the sleeve, said space being filled with a setting material The invention also relates to manufacturing the high-pressure pipe element.