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:
Aug. 02, 2016
Filed:
Sep. 17, 2012
Applicant:
Severn Trent Water Purification, Inc., Colmar, PA (US);
Inventors:
Richard Dennis, Wesley Chapel, FL (US);
Christopher Clark, Madeira Beach, FL (US);
Assignee:
De Nora Water Technologies, Inc., Colmar, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F 1/42 (2006.01); C02F 1/20 (2006.01); C02F 1/44 (2006.01); B01J 39/04 (2006.01); B01J 41/04 (2006.01); B01J 47/02 (2006.01); B01J 49/00 (2006.01);
U.S. Cl.
CPC ...
C02F 1/42 (2013.01); B01J 39/043 (2013.01); B01J 39/046 (2013.01); B01J 41/046 (2013.01); B01J 47/026 (2013.01); B01J 49/0017 (2013.01); B01J 49/0069 (2013.01); B01J 49/0073 (2013.01); B01J 49/0086 (2013.01); C02F 1/20 (2013.01); C02F 1/441 (2013.01); C02F 2001/422 (2013.01); C02F 2001/425 (2013.01); C02F 2303/16 (2013.01);
Abstract
Embodiments of the present invention provide systems and methods for purifying produced water, comprising a closed loop cation exchange unit, a closed loop anion exchange unit, and an intermediate degasifier.