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Masazumi Ojiro
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Yokohama, JP
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last 30 patents
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Patent Grant
Process for purifying aqueous crude ethanol solution
Patent number
5,284,983
Issue date
Feb 8, 1994
Basic Industries Bureau of Ministry of International Trade and Industry
Tsunehisa Muto
C07 - ORGANIC CHEMISTRY
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Patent Grant
Method for the separation of impurities from crude ethanol aqueous...
Patent number
5,185,481
Issue date
Feb 9, 1993
Japan as represented by Ministry of International Trade and Industry, Directo...
Tsunehisa Muto
C07 - ORGANIC CHEMISTRY