Walter Laucht

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Hagen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cooling element for use in metallurgical furnaces
- Patent number 4,335,870
- Issue date Jun 22, 1982
- Hoesch Werke Aktiengesellschaft
- Arnulf Diener
- C21 - METALLURGY OF IRON
Information Patent Grant
Cooling element for a metallurgical furnace
- Patent number 4,327,900
- Issue date May 4, 1982
- Estel Hoesch Werke AG
- Arno Engel
- C21 - METALLURGY OF IRON