Bengt E. Pettersson

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Sundsvall, SE

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Patents Grantslast 30 patents

Information Patent Grant
Bleaching tower for gas phase bleaching
- Patent number 4,158,597
- Issue date Jun 19, 1979
- Sunds Aktiebolag
- Bengt E. Pettersson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process of gas-phase bleaching high consistency finely disintegrate...
- Patent number 4,105,494
- Issue date Aug 8, 1978
- Sunds Aktiebolag
- Bengt E. Pettersson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE