Stefan Antonsson

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Stockholm, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method for recovering concentrated hydrolysate after hydrolysis of...
- Patent number 10,947,669
- Issue date Mar 16, 2021
- Valmet AB
- Lari Lammi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cost efficient kraft cooking method using polysulfide cooking liquor
- Patent number 10,151,063
- Issue date Dec 11, 2018
- Valmet AB
- Stefan Antonsson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Method For Recovering Concentrated Hydrolysate After Hydrolysis Of...
- Publication number 20200123706
- Publication date Apr 23, 2020
- VALMET AB
- Lari LAMMI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR POLYSULFIDE PRODUCTION IN A KRAFT PULP MILL
- Publication number 20180112355
- Publication date Apr 26, 2018
- VALMET AB
- Stefan Antonsson
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
COST EFFICIENT KRAFT COOKING METHOD USING POLYSULFIDE COOKING LIQUOR
- Publication number 20170275818
- Publication date Sep 28, 2017
- VALMET AB
- Stefan Antonsson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF PRODUCING DISSOLVING PULP FROM LIGNOCELLULOSIC MATERIAL
- Publication number 20170130397
- Publication date May 11, 2017
- VALMET AB
- Håkan Dahllöf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE