Risto T. Vahteri

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Kouvola, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for regulation of grinding process in a pocket grinder
- Patent number 4,688,725
- Issue date Aug 25, 1987
- Oy Tampella AB
- Seppo Blomqvist
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE