Alfons Schulte

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Frankfurt am Main, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process of drying sulfide ores in direct contact with hot drying gases
- Patent number 4,582,481
- Issue date Apr 15, 1986
- Metallgesellschaft Aktiengesellschaft
- Karl-Heinz Dorr
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...