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, 2016
Filed:
Jun. 12, 2009
Cédrick Favero, Saint Romain le Puy, FR;
Nicolas Gaillard, Saint Etienne, FR;
Bruno Giovannetti, Saint Etienne, FR;
Cédrick Favero, Saint Romain le Puy, FR;
Nicolas Gaillard, Saint Etienne, FR;
Bruno Giovannetti, Saint Etienne, FR;
S.P.C.M. SA, Andrezieux Boutheon, FR;
Abstract
Composition based on anionic polymers or water-soluble amphoteric (co)polymers suitable for viscosifying the injection fluids for oil recovery, characterized in that, before dilution with the injection fluid, it further contains at least 3 stabilizing agents selected from the group comprising oxygen reducing agents, precipitating agents, free radical scavengers, complexing agents and sacrificial agents, the said stabilizing agent being suitable for preventing the chemical degradation of the polymer once the polymer is introduced into the injection fluid.