Gunnar Wernqvist

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Biot, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for continuous cooking of cellulose-containing fibre material
- Patent number 6,179,958
- Issue date Jan 30, 2001
- Kvaerner Pulping AB
- Claes Göran Lysen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of integrating bleaching and recovery in the production of pulp
- Patent number 5,540,816
- Issue date Jul 30, 1996
- Kvaerner Pulping Technologies AB
- Stig Andtbacka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE