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Yasuo Hirose
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Hitachi, JP
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last 30 patents
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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
Information
Patent Grant
Method for treating waste water containing oil composed of esters,...
Patent number
5,443,700
Issue date
Aug 22, 1995
Hitachi, Ltd.
Yasuo Hirose
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE