Risto Vainio

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Tuusula, FI

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Patents Grantslast 30 patents

Information Patent Grant
Paper machine roll with heated ends in a soft calender or supercale...
- Patent number 5,932,069
- Issue date Aug 3, 1999
- Valmet Corporation
- Harri Kuosa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE