Bjarne Hellman

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Raahe, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for sealing of a coating on a roll
- Patent number 6,609,996
- Issue date Aug 26, 2003
- Metso Paper, Inc.
- Kari Niemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Yankee cylinder with a plasma-sprayed carbide coating
- Patent number 5,123,152
- Issue date Jun 23, 1992
- Tampella Telatek Oy
- Jaakko Tenkula
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of arc spraing and filler wire for producing a coating which...
- Patent number 4,810,850
- Issue date Mar 7, 1989
- Telatek Oy
- Jaakko Tenkula
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Method for sealing of a coating on a roll
- Publication number 20020066405
- Publication date Jun 6, 2002
- Kari Niemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE