Heinz Zorcher

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Patents Grantslast 30 patents

Information Patent Grant
Floor of electrically heated melting furnace, particularly a direct...
- Patent number 4,692,930
- Issue date Sep 8, 1987
- Fried. KRUPP Gesellschaft mit beschrankter Haftung
- Dietrich Radke
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus and process for the metallurgical aftertreatment of preme...
- Patent number 4,604,135
- Issue date Aug 5, 1986
- Krupp Stahl AG
- Karl-Heinz Heinen
- B22 - CASTING POWDER METALLURGY