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:
Jun. 21, 2022
Filed:
Mar. 06, 2018
Applicant:
Kemira Oyj, Helsinki, FI;
Inventors:
Iris Porat, Mableton, GA (US);
Miguel Pelaez, Decatur, GA (US);
Mehrdad Hesampour, Espoo, FI;
Yuping Luo, Johns Creek, GA (US);
William Morris, Marietta, GA (US);
Luciana Bava, Dunwoody, GA (US);
Assignee:
KEMIRA OYJ, Helsinki, FL (US);
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/68 (2006.01); C02F 1/44 (2006.01); C02F 1/72 (2006.01); C02F 101/30 (2006.01); C02F 103/36 (2006.01);
U.S. Cl.
CPC ...
C02F 1/683 (2013.01); C02F 1/44 (2013.01); C02F 1/72 (2013.01); C02F 2101/30 (2013.01); C02F 2103/365 (2013.01); C02F 2303/18 (2013.01);
Abstract
The present embodiments generally relate to the treatment of produced water comprising one or more water soluble polymers, wherein such treatment comprises: adding to the produced water at least one iron complex; and degrading at least a portion of the one or more water soluble polymers. This treatment may result in a reduction of the viscosity of said produced water and/or the degradation of the water soluble polymers which are contained therein.