Friedhelm Zorn

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Ebertshausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Biological method of treating sewage containing high concentrations...
- Patent number 6,048,460
- Issue date Apr 11, 2000
- Hoechst Research & Technology Deutschand GmbH & Co. KG
- Wolfgang Horz
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process and apparatus for separating off suspended matter from liquids
- Patent number 5,690,834
- Issue date Nov 25, 1997
- Hoechst Aktiengesellschaft
- Horst Bennoit
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE