Otto Gerlich

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Gladbeck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for removal of impurities from phenol by means of at least...
- Patent number 6,489,519
- Issue date Dec 3, 2002
- Phenolchemie GmbH & Co. KG
- Heinrich van Barneveld
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing phenol and acetone by acid-catalyzed cleavage...
- Patent number 6,307,112
- Issue date Oct 23, 2001
- Phenolchemie GmbH & Co. KG
- Manfred Weber
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of starting up loop reactor systems in which at least one ex...
- Patent number 6,303,825
- Issue date Oct 16, 2001
- Phenolchemie GmbH & Co. KG
- Otto Gerlich
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for cleaning up wastewaters from the hock process
- Patent number 6,299,783
- Issue date Oct 9, 2001
- Phenolchemie GmbH & Co. KG
- Otto Gerlich
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for the production of phenol and acetone from cumene
- Patent number 6,225,513
- Issue date May 1, 2001
- Illa International Ltd.
- Vladimir Michailovitch Zakoshansky
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for reprocessing mass streams containing mesityl oxide
- Publication number 20020032350
- Publication date Mar 14, 2002
- PHENOLCHEMIE GmbH & Co. KG
- Otto Gerlich
- C07 - ORGANIC CHEMISTRY