Hans-Albert Kurzhals

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Heissenbuttel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for the selective extraction of caffeine from vegetable mate...
- Patent number 4,255,458
- Issue date Mar 10, 1981
- Hag Aktiengesellschaft
- Ludwig Roselius
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Process for the removal of undesirable constituents from raw coffee...
- Patent number 4,215,150
- Issue date Jul 29, 1980
- decofa Kaffee-Bearbeitungs-GmbH
- Hans-Albert Kurzhals
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Process for the decaffeination of raw coffee beans
- Patent number 4,207,352
- Issue date Jun 10, 1980
- decofa Kaffee-Bearbeitungs-GmbH, Fabrikenufer
- Hans-Albert Kurzhals
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Process of extracting stimulants from coffee
- Patent number 4,168,324
- Issue date Sep 18, 1979
- HAG Aktiengesellschaft
- Ludwig Roselius
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES