U. Johanna Buchert

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Espoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method of treating cellulosic pulp to remove hexenuronic acid
- Patent number 6,776,876
- Issue date Aug 17, 2004
- Andritz Oy
- Tapani J. Vuorinen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE