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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.:

US 12371358 B1

PDFFull Text
Date of Patent:
Jul. 29, 2025

Filed:

Jan. 09, 2024

Salt separation and destruction of pfas utilizing reverse osmosis and salt separation

Applicant:

Revive Environmental Technology, Llc, Columbus, OH (US);

Inventors:

Stephen H. Rosansky, Tampa, FL (US);

Michael Miller, Worthington, OH (US);

Patrick Norris, Upper Arlington, OH (US);

Darwin Argumedo, Fort Wayne, IN (US);

Douglas Hendry, Columbus, OH (US);

Ian Haggerty, Powell, OH (US);

Keith Brown, Solon, OH (US);

Joshua James, Columbus, OH (US);

Joseph Casciano, Columbus, OH (US);

Slawomir Winecki, Dublin, OH (US);

Vivek Lal, Columbus, OH (US);

Tom Mcguinness, Green Cove Springs, FL (US);

Assignee:

Revive Environmental Technology, LLC, Columbus, OH (US);

Attorney:

Frank Rosenberg

Primary Examiner:

Bradley R Spies

Int. Cl.
CPC ...
B01D 61/08 (2006.01); B01D 61/02 (2006.01); B01D 61/10 (2006.01); B04C 5/04 (2006.01); B04C 5/081 (2006.01); B04C 5/085 (2006.01); B04C 5/20 (2006.01); C02F 1/02 (2023.01); C02F 1/44 (2023.01); C02F 1/72 (2023.01); C02F 9/00 (2023.01); C02F 101/36 (2006.01); C04B 35/12 (2006.01); C04B 35/622 (2006.01); B01D 21/26 (2006.01); C02F 1/38 (2023.01); C02F 1/52 (2023.01); C02F 103/06 (2006.01);
U.S. Cl.
CPC ...
C02F 9/00 (2013.01); B01D 61/025 (2013.01); B01D 61/08 (2013.01); B01D 61/10 (2013.01); B04C 5/04 (2013.01); B04C 5/081 (2013.01); B04C 5/085 (2013.01); B04C 5/20 (2013.01); C04B 35/12 (2013.01); C04B 35/62222 (2013.01); B01D 21/267 (2013.01); B01D 2311/08 (2013.01); B01D 2311/1031 (2022.08); B01D 2311/12 (2013.01); B01D 2311/2634 (2013.01); B01D 2311/2642 (2013.01); B01D 2311/2649 (2013.01); B01D 2311/2676 (2013.01); B01D 2313/221 (2022.08); C02F 1/02 (2013.01); C02F 1/38 (2013.01); C02F 1/441 (2013.01); C02F 1/52 (2013.01); C02F 1/72 (2013.01); C02F 2101/36 (2013.01); C02F 2103/06 (2013.01); C02F 2303/10 (2013.01); C04B 2235/9692 (2013.01);
Abstract

Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water is concentrated in a reverse osmosis step and salt from the resulting solution is removed in supercritical conditions prior to destruction of PFAS in supercritical conditions.

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