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:
Mar. 16, 2021

Filed:

Feb. 05, 2019
Applicant:

Research Triangle Institute, Research Triangle Park, NC (US);

Inventors:

Jeffrey Robert Piascik, Raleigh, NC (US);

Charles David Stokes, Cary, NC (US);

Ethan Klem, Durham, NC (US);

Brian Rhys Stoner, Chapel Hill, NC (US);

Christopher Gregory, Chapel Hill, NC (US);

Nicholas G. Baldasaro, Cary, NC (US);

Katelyn Lea Sellgren, Cary, NC (US);

David E. Rogers, Durham, NC (US);

Brian Grant, Raleigh, NC (US);

Brian Thomas Hawkins, Durham, NC (US);

Enzo Cellini, Chapel Hill, NC (US);

Assignee:

Research Triangle Institute, Research Triangle Park, NC;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 1/32 (2006.01); C02F 3/00 (2006.01); C02F 9/00 (2006.01); C02F 1/461 (2006.01); C02F 1/467 (2006.01); C02F 1/48 (2006.01); C02F 3/28 (2006.01); C02F 1/44 (2006.01); C02F 1/00 (2006.01); C02F 103/00 (2006.01); C02F 1/04 (2006.01);
U.S. Cl.
CPC ...
C02F 3/005 (2013.01); C02F 1/32 (2013.01); C02F 1/4672 (2013.01); C02F 1/46104 (2013.01); C02F 1/487 (2013.01); C02F 3/284 (2013.01); C02F 9/00 (2013.01); C02F 1/001 (2013.01); C02F 1/04 (2013.01); C02F 1/441 (2013.01); C02F 1/445 (2013.01); C02F 1/4674 (2013.01); C02F 2001/007 (2013.01); C02F 2001/46133 (2013.01); C02F 2003/008 (2013.01); C02F 2103/002 (2013.01); C02F 2103/005 (2013.01); C02F 2201/4614 (2013.01); C02F 2201/4617 (2013.01); C02F 2201/46135 (2013.01); C02F 2201/46175 (2013.01);
Abstract

A liquid waste treatment system includes: a baffle tank subsystem for particle settling; a preprocess tank subsystem downstream of the baffle tank subsystem; a process tank subsystem downstream of the preprocess tank subsystem; and a storage tank subsystem downstream of the process tank subsystem for the storage of treated liquid. A Microbial Fuel Cell (MFC) processing module may be included and may be inserted into the preprocess tank subsystem or implemented in a second process tank downstream of the process tank subsystem. A faster disinfection may occur in the process tank subsystem, and a slower disinfection may occur in the second process tank according to distinct respective kill curves. An electrochemical cell may be operated in a pulse mode in liquid waste in a pulsed mode.


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