Per Astrom

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Kovland, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for the treatment of pulp prior to ozone bleaching
- Patent number 7,294,227
- Issue date Nov 13, 2007
- Metso Paper, Inc.
- Monica Bokström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
System for conveying shredded pulp to an ozone reactor
- Patent number 6,989,078
- Issue date Jan 24, 2006
- Valmet Fibertech AB
- Monica Bokström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Method and system for the treatment of pulp prior to ozone bleaching
- Publication number 20050121158
- Publication date Jun 9, 2005
- Monica Bokström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE