Heinz J. Keller

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Dortmund, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing a metallurgical raw material from oil contain...
- Patent number 6,193,941
- Issue date Feb 27, 2001
- Krupp Uhde GmbH
- Michael Buxel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the reconditioning of quench water
- Patent number 4,752,308
- Issue date Jun 21, 1988
- Uhde GmbH
- Adrian Brandl
- C01 - INORGANIC CHEMISTRY