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:
Jul. 06, 2021
Filed:
Apr. 06, 2018
Applicant:
Evoqua Water Technologies Llc, Pittsburgh, PA (US);
Inventors:
Orest Zacerkowny, Mississauga, CA;
Argun O. Erdogan, Greenfield, WI (US);
Assignee:
Evoqua Water Technologies LLC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 9/00 (2006.01); C02F 1/24 (2006.01); C02F 3/12 (2006.01); C02F 3/30 (2006.01); C02F 11/04 (2006.01);
U.S. Cl.
CPC ...
C02F 9/00 (2013.01); C02F 1/24 (2013.01); C02F 3/1273 (2013.01); C02F 3/301 (2013.01); C02F 3/302 (2013.01); C02F 11/04 (2013.01);
Abstract
Systems and methods for treating wastewater including a contact tank configured to mix influent wastewater with activated sludge to form a mixed liquor, a dissolved air flotation unit having an inlet and an outlet, the inlet of the dissolved air flotation unit in fluid communication with an outlet of the contact tank, and a membrane bioreactor including a biological treatment vessel having an inlet in fluid communication with the outlet of the dissolved air flotation unit and an activated sludge outlet in fluid communication with an inlet of the contact tank.