Allan Johansson

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Helsinki, FI

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Patents Applicationslast 30 patents

Information Patent Application
Porous filler or coating pigment of paper and cardboard and a metho...
- Publication number 20070163737
- Publication date Jul 19, 2007
- Valtion Teknillinen Tutkimuskeskus
- Allan Johansson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method and production plant for the manufacture of fibrous material
- Publication number 20020060014
- Publication date May 23, 2002
- Kai Sipila
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE