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:
Apr. 25, 2017
Filed:
Jan. 14, 2013
Applicant:
S.p.c.m. SA, Andrezieux Boutheon, FR;
Inventors:
Cèdrick Favero, Saint Romain le Puy, FR;
Sylvain Darras, Saint Georges Hauteville, FR;
Bruno Giovannetti, Saint Etienne, FR;
Assignee:
S.P.C.M. SA, Andrezieux Boutheon, FR;
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/588 (2006.01); C08F 220/56 (2006.01); E21B 43/16 (2006.01); C08F 220/06 (2006.01); C08F 220/58 (2006.01); C08F 226/10 (2006.01);
U.S. Cl.
CPC ...
C09K 8/588 (2013.01); C08F 220/56 (2013.01); E21B 43/16 (2013.01); C08F 220/06 (2013.01); C08F 220/58 (2013.01); C08F 226/10 (2013.01);
Abstract
Process for enhanced oil recovery employing an aqueous solution comprising at least one linear or structured water-soluble copolymer obtained by polymerization: in which: