Pia Mellander

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Sundsvall, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method for two-stage oxygen delignification of chemical pulp
- Patent number 6,454,900
- Issue date Sep 24, 2002
- Sunds Defibrator Industries AB
- Monica Bokström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for two-stage oxygen bleaching and delignification of chemic...
- Patent number 6,319,357
- Issue date Nov 20, 2001
- Valmet Fibertech Aktiebolag
- Monica Bokström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for oxygen delignification of a digested pulp
- Patent number 6,221,206
- Issue date Apr 24, 2001
- Valmet Fibertech Aktiebolag
- Monica Bokström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Method for two-stage oxygen bleaching and delignification of chemic...
- Publication number 20010052400
- Publication date Dec 20, 2001
- Monica Bokstrom
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for oxygen delignification of a digested pulp
- Publication number 20010035272
- Publication date Nov 1, 2001
- Monica Bokstrom
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE