Karl-Erik Johansson

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Hoganas, SE

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Patents Grantslast 30 patents

Information Patent Grant
Use of a metal powder for surface coating by submerged arc welding
- Patent number 6,331,688
- Issue date Dec 18, 2001
- Höganäs AB
- Hans Hallén
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Coating method
- Publication number 20030152716
- Publication date Aug 14, 2003
- Hans Hallen
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...