Hennig Korn

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Neubeckum, DE

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Patents Grantslast 30 patents

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Processes and apparatus for the heat treatment of fine-grained mate...
- Patent number 4,257,766
- Issue date Mar 24, 1981
- Polysius AG
- Horst Ritzmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES