Yugi Sugiura

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for production of cationic water-soluble resin and water-tre...
- Patent number 5,039,787
- Issue date Aug 13, 1991
- Nippon Shokubai Kagaku Kogyo, Co., Ltd.
- Yasumasa Tanaka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE