Pertti Petanen

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Tampere, FI

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Patents Grantslast 30 patents

Information Patent Grant
Process for the recovery of heat and chemicals from spent liquor
- Patent number 5,230,773
- Issue date Jul 27, 1993
- Oy Tampella AB
- Pertti Petanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE