Iwahiro Uchimoto

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for cooking lignocellulosic material in the presence of hyd...
- Patent number RE32943
- Issue date Jun 6, 1989
- Honshu Seishi Kabushiki Kaisha
- Masato Nakamura
- 162 - Paper making and fiber liberation
Information Patent Grant
Process for cooking lignocellulosic material in the presence of hyd...
- Patent number 4,181,565
- Issue date Jan 1, 1980
- Honshu Seishi Kabushiki Kaisha
- Masato Nakamura
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE