Dirk Roettger

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Antwerpen, BE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing dienes by hydrodimerization
- Patent number 8,722,953
- Issue date May 13, 2014
- Evonik Degussa GmbH
- Volker Brehme
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing isobutene by cleaving MTBE-containing mixtures
- Patent number 8,633,345
- Issue date Jan 21, 2014
- Evonik Oxeno GmbH
- Markus Winterberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for fine purification of 1-butenic streams
- Patent number 7,737,318
- Issue date Jun 15, 2010
- Evonik Oxeno GmbH
- Silvia Santiago-Fernandez
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING ISOBUTENE BY CLEAVING MTBE-CONTAINING MIXTURES
- Publication number 20110118523
- Publication date May 19, 2011
- Evonik Oxeno Gmbh
- Markus Winterberg
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR FINE PURIFICATION OF 1-BUTENIC STREAMS
- Publication number 20100144998
- Publication date Jun 10, 2010
- OXENO Olefinchemie GmbH
- Silvia SANTIAGO-FERNANDEZ
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING DIENES BY HYDRODIMERIZATION
- Publication number 20090287032
- Publication date Nov 19, 2009
- EVONIK DEGUSSA GmbH
- Volker Brehme
- C07 - ORGANIC CHEMISTRY