Johannes A. L. Brouwers

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Sint Joost, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for treating an aqueous medium containing cyclohexanone oxi...
- Patent number 7,408,081
- Issue date Aug 5, 2008
- DSM IP Assets B.V.
- Arno Benneker
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of hydroxylammonium
- Patent number 7,090,817
- Issue date Aug 15, 2006
- DSM IP Assets B.V.
- Arno Herald Benneker
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Preparation of poly-2-pyrrolidone with N-(2-caprolactim)-caprolacta...
- Patent number 4,362,862
- Issue date Dec 7, 1982
- Stamicarbon, B.V.
- Edmond H. J. P. Bour
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for polymerizing pyrrolidone with preheating of catalyst sol...
- Patent number 4,345,065
- Issue date Aug 17, 1982
- Stamicarbon B.V.
- Edmond H. J. P. Bour
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Two stage procedure for the preparation of polypyrrolidone
- Patent number 4,309,530
- Issue date Jan 5, 1982
- Stamicarbon, B.V.
- Edmond H. J. P. Bour
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for treating an organic solution comprising cyclohexanone o...
- Publication number 20060079678
- Publication date Apr 13, 2006
- Hendrik Oevering
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for treating an aqueous medium containing phosphate salt an...
- Publication number 20050070739
- Publication date Mar 31, 2005
- Arno H Benneker
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for treating an aqueous medium containing cyclohexanone oxi...
- Publication number 20050065375
- Publication date Mar 24, 2005
- DSM IP ASSETS B.V.
- Arno Benneker
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of hydroxylammonium
- Publication number 20050047987
- Publication date Mar 3, 2005
- Arno H. Benneker
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Process for treating an aqueous medium containing phosphate, cycloh...
- Publication number 20050038294
- Publication date Feb 17, 2005
- Arno Benneker
- C07 - ORGANIC CHEMISTRY