Alf O. Andersson

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S-710 40 Frovi, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method of recovering energy, and a reactor therefor
- Patent number 5,861,046
- Issue date Jan 19, 1999
- General Process AA AB
- Alf Ove Andersson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Process for recovering energy and chemicals from spent liquor in pu...
- Patent number 4,872,950
- Issue date Oct 10, 1989
- Alf O. Andersson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for increasing the solids content of black liquor at its re...
- Patent number 4,857,146
- Issue date Aug 15, 1989
- Alf O. Andersson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pulp washing process
- Patent number 4,595,456
- Issue date Jun 17, 1986
- Alf O. Andersson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE