Gang-Seok Baek

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Seongnam-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Upstream ozone contact tank for removing residual ozone
- Patent number 8,834,711
- Issue date Sep 16, 2014
- Seoul Metropolitan Government
- Woo Hyeun Joe
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
UPSTREAM OZONE CONTACT TANK FOR REMOVING RESIDUAL OZONE
- Publication number 20110220558
- Publication date Sep 15, 2011
- Woo Hyeun Joe
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE