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. 18, 2011
Filed:
Oct. 04, 2006
Applicants:
Yann Poirette, Lyons, FR;
Gérard Papon, Les Essarts le Roi, FR;
Jean Guesnon, Chatou, FR;
Inventors:
Assignee:
Institut Francais du Petrole, Cedex, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 17/01 (2006.01); E21B 17/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a riser pipe section comprising a main tube (), at least one auxiliary line element () arranged substantially parallel to said tube (), characterized in that the ends of main tube () comprise connecting means () allowing longitudinal stresses to be transmitted and in that the ends of auxiliary line element () comprise linking means (-) allowing longitudinal stresses to be transmitted.