Fritz Petzi

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Nuremberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for reducing the oxygen content of the atmosphere in a heat...
- Patent number 4,490,108
- Issue date Dec 25, 1984
- Ludwig Riedhammer GmbH & Co. K.G.
- Fritz Petzi
- C21 - METALLURGY OF IRON
Information Patent Grant
Continuous furnace for firing ceramic articles
- Patent number 4,365,954
- Issue date Dec 28, 1982
- Ludwig Riedhammer GmbH & Co. K.G.
- Fritz Petzi
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Tunnel furnace
- Patent number 4,123,044
- Issue date Oct 31, 1978
- Ludwig Riedhammer GmbH & Co. K.G.
- Fritz Petzi
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sintering furnace
- Patent number 4,106,893
- Issue date Aug 15, 1978
- Ludwig Riedhammer GmbH & Co. K.G.
- Helmut Baumann
- B22 - CASTING POWDER METALLURGY