Yoshinori Ishii

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Yokosuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for treating waste water containing neutral salts comprising...
- Patent number 5,578,181
- Issue date Nov 26, 1996
- Hitachi, Ltd.
- Yasuo Hirose
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE