SYSTEM FOR TREATING DYE WASTEWATER AND HIGH-CONCENTRATION WASTEWATER, AND METHOD THEREFOR

WIPO Patent Application WO/2022/163880

A1

A system for treating dye wastewater and high-concentration wastewater, according to the present invention, can effectively treat wastewater while minimizing the use of chemicals, and includes a settling/screening tank (1a), a flowrate control tank (2), a primary electrolysis device (3a), a pressurization and flotation tank (4), an anoxic tank (5), an anaerobic tank (6), a contact aeration tank (7), a membrane separation tank (8), a secondary electrolysis device (3b), a drain tank (1b) and a sludge treatment part (9). The method for treating dye wastewater and high-concentration wastewater, according to the present invention, sequentially performs a screening tank treatment step, a flowrate control tank treatment step, a primary electrolysis step, a pressurization and flotation tank treatment step, an anoxic tank treatment step, an anaerobic tank treatment step, a contact aeration tank treatment step, a membrane separation tank treatment step, a secondary electrolysis step, a drain tank treatment step, and a sludge treatment step.

WO/2001/078913	MATERIALS AND METHOD FOR THE BIOLOGICAL PRODUCTION OF SULFURIC ACID
JP4178440	Circulation type water supply and drainage equipment

LEE BYONG GAUN (KR)
LEE BYONG GI (KR)
LEE SUNG JOO (KR)
TAL SUNG JIE (KR)
KIM CHAN YANG (KR)

PCT/KR2021/001108

August 04, 2022

January 27, 2021

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CHUNGHAE ENV CO LTD (KR)

C02F3/00; C02F1/24; C02F1/44; C02F1/461; C02F3/12; C02F3/30; C02F11/126; C02F11/15

KR101027642B1	2011-04-12
KR19990000168A	1999-01-15
KR101682677B1	2016-12-05
JP2005144367A	2005-06-09
KR19990071074A	1999-09-15

NAMCHON INTERNATIONAL PATENT AND LAW FIRM (KR)

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