Georg Zimmermann

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Aachen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for drying material to be dried
- Patent number 5,373,646
- Issue date Dec 20, 1994
- SICOWA Verfahrenstechnik fur Baustoffe GmbH & Co. KG
- Franz Wosnitza
- F26 - DRYING
Information Patent Grant
Method of autoclaving porous piece-goods especially moulded bodies...
- Patent number 5,366,673
- Issue date Nov 22, 1994
- Hebel Aktiengesellschaft
- Franz Wosnitza
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Autoclave for treating charged materials
- Patent number 5,344,621
- Issue date Sep 6, 1994
- Hebel Aktiengesellschaft
- Franz Wosnitza
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL