Heinz Kalbfell

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Schermbeck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the purification of wastewater from the aldolization re...
- Patent number 6,358,419
- Issue date Mar 19, 2002
- Hoechst Aktiengesellschaft
- Mariola Rötzheim
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for the hydroformylation of olefinically unsaturated compounds
- Patent number 5,808,168
- Issue date Sep 15, 1998
- Hoechst Aktiengesellschaft
- Helmut Bahrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Mixtures of isomeric pentanoic acids, esters prepared therefrom, an...
- Patent number 5,410,072
- Issue date Apr 25, 1995
- Hoechst Aktiengesellschaft
- Helmut Bahrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2,2-dimethylpropanediol-1,3
- Patent number 4,918,247
- Issue date Apr 17, 1990
- Ruhrchemie Aktiengesellschaft
- Norbert Breitkopf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of aldehydes
- Patent number 4,577,043
- Issue date Mar 18, 1986
- Ruhrchemie Aktiengesellschaft
- Heinz Kalbfell
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the hydroformylation of olefins
- Patent number 4,533,755
- Issue date Aug 6, 1985
- Ruhrchemie Aktiengesellschaft
- Boy Cornils
- C07 - ORGANIC CHEMISTRY