Rainer Mellis

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Aachen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for separating biologic-organic flow media with filter eleme...
- Patent number 5,626,752
- Issue date May 6, 1997
- DT Membranfilter Vertriebs GmbH
- Jurgen Mohn
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for biologically purifying sewage which is org...
- Patent number 5,362,395
- Issue date Nov 8, 1994
- Wehrle-Werk AG
- Wolfgang Dorau
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE