Jouko H. Lehto

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Lappeenranta, FI

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING MECHANICAL PULP
- Publication number 20110036523
- Publication date Feb 17, 2011
- UPM-Kymmene Corporation
- Esko Härkönen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method in the bleaching of pulp and a device for the bleaching of pulp
- Publication number 20030102094
- Publication date Jun 5, 2003
- UPM- Kymmene Corporation
- Tapio Tirri
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE