Franz Zettl

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of utilizing dusts produced during the reduction of iron ore
- Patent number 6,287,363
- Issue date Sep 11, 2001
- Deutsche Voest-Alpine Industrienalagenbau GmbH
- Herbert Grünbacher
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES