Hee Chul Yoon

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Yeonsu-gu, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for purifying wastewater and method thereof
- Patent number 9,346,695
- Issue date May 24, 2016
- POSCO ENGINEERING & CONSTRUCTION CO., LTD.
- Joo Hyung Ko
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR PURIFYING WASTEWATER AND METHOD THEREOF
- Publication number 20150021272
- Publication date Jan 22, 2015
- POSCO ENGINEERING & CONSTRUCTION CO., LTD.
- Joo Hyung Ko
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE