Christian Frommann

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Deining, DE

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Patents Grantslast 30 patents

Information Patent Grant
Screening apparatus for sewage
- Patent number 6,103,110
- Issue date Aug 15, 2000
- Hans Huber GmbH Maschinen-und Anlagenbau
- Christian Frommann
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Method and device for filtering and backwashing solid particles out...
- Patent number 5,464,542
- Issue date Nov 7, 1995
- Hans Huber GmbH Maschinen-und Anlagenbau
- Johann Grienberger
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL