Friedrich Donhauser

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Amberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Multistage arrangement for countercurrent separation and methods of...
- Patent number 4,755,295
- Issue date Jul 5, 1988
- Amberger Kaolinwerke GmbH
- Friedrich Donhauser
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process and apparatus for the separation of metallic components fro...
- Patent number 4,750,993
- Issue date Jun 14, 1988
- Amberger Kaolinwerke GmbH
- Friedrich Donhauser
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Multistage arrangement for countercurrent separation and methods of...
- Patent number 4,707,274
- Issue date Nov 17, 1987
- Amberger Kaolinwerke GmbH
- Friedrich Donhauser
- C07 - ORGANIC CHEMISTRY