Theodor Auel

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Erftstadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of 1-aminoalkane-1,1-diphosphonic acids
- Patent number 4,418,019
- Issue date Nov 29, 1983
- Hoechst Aktiengesellschaft
- Werner Klose
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Xylose and xylitol separately purified in same ion exchanger
- Patent number 4,239,922
- Issue date Dec 16, 1980
- Benckiser-Knapsack GmbH
- Theodor Riehm
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for alkali metal chloride electrolysis
- Patent number 4,236,980
- Issue date Dec 2, 1980
- Hoechst Aktiengesellschaft
- Nikolaj Medic
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Stabilized red phosphorus and process for making it
- Patent number 4,113,841
- Issue date Sep 12, 1978
- Hoechst Aktiengesellschaft
- Horst Staendeke
- C01 - INORGANIC CHEMISTRY