Christin Persson

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Sundsvall, SE

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Patents Grantslast 30 patents

Information Patent Grant
Purifying aqueous effluent from a pulp mill using electro chemical...
- Patent number 5,792,315
- Issue date Aug 11, 1998
- Eka Chemicals AB
- Johan Landfors
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE