Johan Gullichsen

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Hirsijarvi, FI

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Patents Grantslast 30 patents

Information Patent Grant
Procedure for adding a filler into a pulp based on cellulose fibers
- Patent number 6,436,232
- Issue date Aug 20, 2002
- M-real Oyj
- Petri Silenius
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE