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:
Sep. 10, 2013
Filed:
Sep. 23, 2010
Applicants:
Jean Guesnon, Chatou, FR;
Gérard Papon, Les Essarts le Roi, FR;
Emmanuel Persent, Croissy sur Seine, FR;
Inventors:
Jean Guesnon, Chatou, FR;
Gérard Papon, Les Essarts le Roi, FR;
Emmanuel Persent, Croissy sur Seine, FR;
Assignee:
IFP Energies Nouvelles, Rueil Malmaison, FR;
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/01 (2006.01); E21B 33/038 (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 (), the ends of the main tube comprising connection means allowing longitudinal stresses to be transmitted and the ends of the auxiliary line element comprising linking means allowing longitudinal stresses to be transmitted, said linking means comprising at least one locking pin ().