GFE Geselschaft fur Elektrometallurgie mbH

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Dusseldorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing vanadium compounds from vanadium-containing res...
- Patent number 4,645,651
- Issue date Feb 24, 1987
- GFE Geselschaft fur Elektrometallurgie mbH
- Reinhard Hahn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...