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:
Apr. 02, 2024

Filed:

Apr. 14, 2023
Applicants:

Samsung Engineering Co., Ltd., Seoul, KR;

Samsung Electronics Co., Ltd., Suwon, KR;

Inventors:

Seok Hwan Hong, Seoul, KR;

Dae Soo Park, Seoul, KR;

Seung Joon Chung, Seoul, KR;

Yong Xun Jin, Seoul, KR;

Jae Hyung Park, Seoul, KR;

Jae Hoon Choi, Seoul, KR;

Jae Dong Hwang, Seoul, KR;

Jong Keun Yi, Hwaseong, KR;

Su Hyoung Cho, Hwaseong, KR;

Kyu Won Hwang, Hwaseong, KR;

June Yurl Hur, Hwaseong, KR;

Je Hun Kim, Hwaseong, KR;

Ji Won Chun, Hwaseong, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 9/00 (2023.01); B01D 61/02 (2006.01); B01D 61/14 (2006.01); B01D 61/58 (2006.01); B01D 65/02 (2006.01); C02F 1/52 (2023.01); C02F 1/56 (2023.01); C02F 1/66 (2023.01); C02F 1/00 (2023.01); C02F 1/20 (2023.01); C02F 1/44 (2023.01); C02F 1/50 (2023.01); C02F 3/12 (2023.01); C02F 3/30 (2023.01); C02F 3/34 (2023.01); C02F 5/08 (2023.01); C02F 101/14 (2006.01); C02F 101/16 (2006.01); C02F 101/30 (2006.01); C02F 103/08 (2006.01);
U.S. Cl.
CPC ...
C02F 9/00 (2013.01); B01D 61/025 (2013.01); B01D 61/145 (2013.01); B01D 61/147 (2013.01); B01D 61/58 (2013.01); B01D 65/02 (2013.01); C02F 1/5236 (2013.01); C02F 1/56 (2013.01); C02F 1/66 (2013.01); B01D 2317/025 (2013.01); C02F 2001/007 (2013.01); C02F 1/20 (2013.01); C02F 1/441 (2013.01); C02F 1/444 (2013.01); C02F 1/50 (2013.01); C02F 3/1268 (2013.01); C02F 3/30 (2013.01); C02F 3/342 (2013.01); C02F 5/08 (2013.01); C02F 2101/14 (2013.01); C02F 2101/16 (2013.01); C02F 2101/30 (2013.01); C02F 2103/08 (2013.01); C02F 2301/046 (2013.01); C02F 2303/04 (2013.01); C02F 2303/16 (2013.01);
Abstract

Disclosed are a method and apparatus for reusing wastewater. The method for reusing wastewater disclosed herein includes: generating a mixed wastewater by mixing multiple types of wastewater (S); performing a first purification by passing the mixed wastewater through a flocculation-sedimentation unit (S); performing a second purification by passing an effluent of the flocculation-sedimentation unit through a membrane bioreactor (MBR) (S); performing a third purification by passing an effluent of the MBR through a reverse-osmosis membrane unit (S); and reusing an effluent of the reverse-osmosis membrane unit as cooling water or industrial water (S).


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