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:
Aug. 16, 2016

Filed:

Aug. 15, 2013
Applicant:

Nanjing University, Nanjing, CN;

Inventors:

Hongqiang Ren, Nanjing, CN;

Chuan Niu, Nanjing, CN;

Jinju Geng, Nanjing, CN;

Ke Xu, Nanjing, CN;

Assignee:

Nanjing University, Nanjing, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C02F 1/48 (2006.01); C02F 3/12 (2006.01); C02F 3/20 (2006.01);
U.S. Cl.
CPC ...
C02F 3/12 (2013.01); C02F 1/482 (2013.01); C02F 3/121 (2013.01); C02F 3/1284 (2013.01); C02F 3/201 (2013.01); C02F 2209/08 (2013.01); Y02W 10/15 (2015.05);
Abstract

A device for sewage treatment, including: a reactor and a magnetic field generator. The reactor includes a stirrer, an aerator, an activated sludge zone, an upper end including a water inlet, a side wall including a water outlet, and a bottom including a sludge outlet. The magnetic field includes magnets and iron plates. The activated sludge zone is disposed inside the reactor. The stirrer and the aerator are disposed within the activated sludge zone. The aerator is arranged beneath the stirrer. The magnetic field generator is disposed outside the reactor. The magnets and the iron plates are symmetrically disposed on two sides of the reactor, respectively, and each of the magnets is disposed on the inner side of the corresponding iron plate. The magnets disposed on both sides of the reactor produce magnetic fields having the same direction.


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