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K.I. SYSTEM CO., LTD.
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Black liquor treatment method
Patent number
7,713,422
Issue date
May 11, 2010
K.I. System Co., Ltd.
Sadao Kitagawa
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
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Patent Application
Black Liquor Treatment Method
Publication number
20070227979
Publication date
Oct 4, 2007
K.I. SYSTEM CO., LTD.
Sadao Kitagawa
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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last 30 trademarks