Olaf Althoff

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Niedernhausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Composite membrane and process for its production
- Patent number 5,733,663
- Issue date Mar 31, 1998
- Hoechst Aktiengesellschaft
- Ude Scheunemann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Composite membranes and processes for their production
- Patent number 5,658,669
- Issue date Aug 19, 1997
- Hoechst Aktiengesellschaft
- Olaf Althoff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL