Kuo-Chi Ko

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Kaohsiung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Water treating apparatus for raising oxygen solubility
- Patent number 5,997,752
- Issue date Dec 7, 1999
- Sheng-I Leu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE