Bo H.ang.kansson

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Sundsvall, SE

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Patents Grantslast 30 patents

Information Patent Grant
Electrochemical process
- Patent number 5,653,861
- Issue date Aug 5, 1997
- Eka Nobel AB
- Johan Landfors
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Production of polysulphide by electrolysis of white liquor containi...
- Patent number 5,624,545
- Issue date Apr 29, 1997
- EKA Nobel Inc.
- Johan Landfors
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE