Frank Heringhaus

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Alzenau, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing composite powders based on silver-tin oxide, t...
- Patent number 6,409,794
- Issue date Jun 25, 2002
- DMC2 Degussa Metals Catalysts Cerdec AG
- Roger Wolmer
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Method for producing composite powders based on silver-tin oxide, t...
- Publication number 20010051102
- Publication date Dec 13, 2001
- Roger Wolmer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...