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Hideto Shimizu
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Kanagawa, JP
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last 30 patents
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Patent Grant
Production method of acid water and alkaline water
Patent number
6,527,940
Issue date
Mar 4, 2003
Permelec Electrode Ltd.
Takayuki Shimamune
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE