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Kohji Kawanami
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Ichihara, JP
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last 30 patents
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Patent Grant
Process for producing anhydrous sodium carbonate crystal
Patent number
4,406,869
Issue date
Sep 27, 1983
Asahi Glass Company Ltd.
Keiichi Nakaya
C01 - INORGANIC CHEMISTRY
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Patent Grant
Process for producing anhydrous sodium carbonate crystal
Patent number
4,405,592
Issue date
Sep 20, 1983
Asahi Glass Company Ltd.
Keiichi Nakaya
C01 - INORGANIC CHEMISTRY