Werner Engelhardt

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Bendorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of regenerating a spent pickling solution
- Patent number 6,375,915
- Issue date Apr 23, 2002
- Keramchemie GmbH
- Frank Bärhold
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...