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Siegfried Sattelberger
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Nuremberg, DE
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last 30 patents
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Patent Grant
Method of recovering vanadium from vanadium-containing materials wi...
Patent number
4,748,009
Issue date
May 31, 1988
GfE Gesellschaft fur Elektrometallurgie mbH
Reinhard Hahn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of treating nickel-containing and vanadium-containing residues
Patent number
4,737,187
Issue date
Apr 12, 1988
GfE Gesellschaft fur Elektro Metallurgie mbH
Reinhard Hahn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of treating nickel-containing and vanadium-containing residues
Patent number
4,662,936
Issue date
May 5, 1987
GfE Gesellschaft fur Elektrometallurgie mbH
Reinhard Hahn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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...
Information
Patent Grant
Carbothermal method of producing cobalt-boron and/or nickel-boron
Patent number
4,623,386
Issue date
Nov 18, 1986
GfE Gesellschaft fur Elektrometallurgie mbH
Reinhard Hahn
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...