Kari Saramaki

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Varkaus, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for controlling the alkalinity of feed circulation when preh...
- Patent number 4,456,750
- Issue date Jun 26, 1984
- A. Ahlstrom Osakeyhtio
- Tapani Marttala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE