Petteri Kokkonen

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Helsinki, FI

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Patents Grantslast 30 patents

Information Patent Grant
Calender and an arrangement for fastening rolls of a calender
- Patent number 7,024,990
- Issue date Apr 11, 2006
- Metso Paper, Inc.
- Heikki Kaarakka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE