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:
Dec. 28, 2021

Filed:

Jul. 31, 2019
Applicants:

The Texas A&m University System, College Station, TX (US);

Evoqua Water Technologies Llc, Warrendale, PA (US);

Inventors:

Yongheng Huang, College Station, TX (US);

Michael Wismer, Lino Lakes, MN (US);

Lew Andrew Reyes, Singapore, SG;

Xiangyi Qiao, Singapore, SG;

Simon Dukes, Chelmsford, MA (US);

Frank Sassaman, Fombell, PA (US);

David Berger, Wampum, PA (US);

Assignees:

Evoqua Water Technologies LLC, Warrenville, PA (US);

The Texas A&M University System, College Station, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/70 (2006.01); B01J 20/02 (2006.01); C02F 1/28 (2006.01); C02F 1/52 (2006.01); B01J 21/02 (2006.01); B01J 23/745 (2006.01); B01J 37/02 (2006.01); C02F 1/00 (2006.01); C02F 1/74 (2006.01); C02F 101/10 (2006.01); C02F 101/20 (2006.01); C02F 103/06 (2006.01); C02F 103/18 (2006.01); C02F 103/36 (2006.01); C02F 1/66 (2006.01);
U.S. Cl.
CPC ...
C02F 1/705 (2013.01); B01J 20/0225 (2013.01); B01J 20/0229 (2013.01); C02F 1/281 (2013.01); C02F 1/5245 (2013.01); B01J 21/02 (2013.01); B01J 23/745 (2013.01); B01J 37/0201 (2013.01); C02F 1/001 (2013.01); C02F 1/66 (2013.01); C02F 1/74 (2013.01); C02F 2101/103 (2013.01); C02F 2101/106 (2013.01); C02F 2101/20 (2013.01); C02F 2103/06 (2013.01); C02F 2103/18 (2013.01); C02F 2103/365 (2013.01); C02F 2209/005 (2013.01); C02F 2209/40 (2013.01);
Abstract

A system containing a reactor vessel including zero valent iron media, a source of a conditioning additive, a source of a reaction additive, and a process control subsystem is disclosed. A method for reducing a concentration of one or more contaminants in contaminated water including contacting zero valent iron media with a conditioning additive, contacting contaminated water with conditioned zero valent iron media, and introducing a reaction additive is also disclosed. The conditioning additive and reaction additive may each contain an aluminum salt.


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