Fried.Krupp Gesellschaft

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Essen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the production of ferrochromium
- Patent number 4,981,510
- Issue date Jan 1, 1991
- Fried.Krupp Gesellschaft
- Wilhelm Janssen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...