Herbert Haferkorn

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for recovering higher melting organic materials via fract...
- Patent number 4,036,594
- Issue date Jul 19, 1977
- Veba-Chemie AG
- Gunter Ibing
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production of maleic anhydride by azeotropic dehydration of maleic...
- Patent number 4,017,520
- Issue date Apr 12, 1977
- Veba-Chemie AG
- Herbert Haferkorn
- C07 - ORGANIC CHEMISTRY