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:
Feb. 03, 2026
Filed:
Aug. 21, 2019
Applicant:
Evoqua Water Technologies Llc, Pittsburgh, PA (US);
Inventors:
Hao Dang, Dracut, MA (US);
Wenxin Du, Dover, NH (US);
George Y. Gu, Andover, MA (US);
Michael J. Shaw, Derry, NH (US);
Simon P. Dukes, Chelmsford, MA (US);
Assignee:
Evoqua Water Technologies LLC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 9/00 (2023.01); C02F 1/44 (2023.01); C02F 1/52 (2023.01); C02F 1/66 (2023.01); C02F 101/10 (2006.01); C02F 101/14 (2006.01); C02F 103/34 (2006.01);
U.S. Cl.
CPC ...
C02F 9/00 (2013.01); C02F 1/441 (2013.01); C02F 1/444 (2013.01); C02F 1/5245 (2013.01); C02F 1/66 (2013.01); C02F 2101/105 (2013.01); C02F 2101/14 (2013.01); C02F 2103/34 (2013.01); C02F 2301/046 (2013.01); C02F 2301/08 (2013.01);
Abstract
Methods for treating phosphogypsum-containing water are disclosed. The water may be treated so as to promote precipitation of one or more target constituents and to facilitate downstream membrane treatment. A coagulant may be added to promote phosphate recovery. Related systems are also disclosed.
Dang, Hao. (2026). Methods and systems for treating phosphogypsum-containing water (U.S. Patent No. 12540090). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12540090
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile