Alfred Hackenberger

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Ludwigshafen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Dyes containing fluorotriazine and dichloropyridazone groups
- Patent number 5,003,049
- Issue date Mar 26, 1991
- BASF Aktiengesellschaft
- Udo Bergmann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3-cyanoquinoline derivatives
- Patent number 4,927,935
- Issue date May 22, 1990
- BASF Aktiengesellschaft
- Alfred Hackenberger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of fatty acid esters of ascorbic acid
- Patent number 4,705,869
- Issue date Nov 10, 1987
- BASF Aktiengesellschaft
- Helmut Nickels
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of methyl m-nitrobenzoate
- Patent number 4,506,089
- Issue date Mar 19, 1985
- BASF Aktiengesellschaft
- Alfred Hackenberger
- C07 - ORGANIC CHEMISTRY