Helmut Hartsberger

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst and method for producing phthalic anhydride
- Patent number 8,097,558
- Issue date Jan 17, 2012
- Sud-Chemie AG
- Marvin Estenfelder
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst and method for preparing phthalic anhydride
- Patent number 7,618,918
- Issue date Nov 17, 2009
- Süd-Chemie AG
- Marvin Estenfelder
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Catalyst and Method For Producing Phthalic Anhydride
- Publication number 20080207924
- Publication date Aug 28, 2008
- Marvin Meissner Estenfelder
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Catalyst and Method for Preparing Phthalic Anhydride
- Publication number 20080015364
- Publication date Jan 17, 2008
- Marvin Estenfelder
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL