Karl-Heinz Zimmerbauer

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Patents Grantslast 30 patents

Information Patent Grant
Device for the controlled cooling of hot-briquetted directly reduce...
- Patent number 6,223,552
- Issue date May 1, 2001
- Voest-Alpine Industrieanlagenbau GmbH
- Karl-Heinz Zimmerbauer
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and arrangement for cooling hot bulk material
- Patent number 6,048,381
- Issue date Apr 11, 2000
- Voest-Alpine Industrieanlagenbau GmbH
- Leopold Werner Kepplinger
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for reducing oxide-containing material and plant for carryi...
- Patent number 5,873,926
- Issue date Feb 23, 1999
- Voest-Alpine Industrienlagenbau GmbH
- Leopold Werner Kepplinger
- C21 - METALLURGY OF IRON