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.

Date of Patent:
Feb. 24, 2026

Filed:

Nov. 12, 2021
Applicant:

Emerging Compounds Treatment Technologies, Inc., Irvine, CA (US);

Inventors:

Michael G. Nickelsen, Bloomfield, NY (US);

Steven E. Woodard, Cumberland, ME (US);

John C. Berry, Mooresville, NC (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/42 (2023.01); B01D 1/00 (2006.01); B01D 3/00 (2006.01); B01J 41/05 (2017.01); B01J 41/12 (2017.01); B01J 49/57 (2017.01); C02F 101/36 (2006.01);
U.S. Cl.
CPC ...
C02F 1/42 (2013.01); B01J 41/05 (2017.01); B01J 41/12 (2013.01); B01J 49/57 (2017.01); B01D 1/00 (2013.01); B01D 3/00 (2013.01); C02F 2001/422 (2013.01); C02F 2101/36 (2013.01); C02F 2303/16 (2013.01);
Abstract

A solvent purification system for removing carryover per- and polyfluoroalkyl substances (PFAS) from a reclaimed solvent for reuse having carryover PFAS therein. The system includes a solvent purification subsystem coupled to a separation and recovery subsystem configured to receive the reclaimed solvent for reuse having carryover PFAS therein. The solvent purification system includes an anion exchange resin housed in a vessel configured to remove the carryover PFAS to provide a purified, reclaimed solvent for reuse.


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