Allan A. Johansson

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Meyrin, CH

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Patents Grantslast 30 patents

Information Patent Grant
Method for the simultaneous delignification of wood and other ligno...
- Patent number 4,511,433
- Issue date Apr 16, 1985
- Battelle Memorial Institute
- Herve Tournier
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE