Gerd Dumbgen

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Dannstadt-Schauernheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Continuous isolation of phthalic anhydride and maleic anhydride fro...
- Patent number 4,568,427
- Issue date Feb 4, 1986
- BASF Aktiengesellschaft
- Eckehard Danz
- C07 - ORGANIC CHEMISTRY