Wilfried Uhlich

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Marl, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing polyarylene ether ketone
- Patent number 7,786,245
- Issue date Aug 31, 2010
- Evonik Degussa GmbH
- Alexander Richter
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for the purification of (meth)acrylic acid
- Patent number 7,557,246
- Issue date Jul 7, 2009
- Evonik Stockhausen GmbH
- Stefan Nordhoff
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PLANT FOR PRODUCING TRISILYLAMINE IN THE GAS PHASE
- Publication number 20150284250
- Publication date Oct 8, 2015
- EVONIK DEGUSSA GmbH
- Jens Doering
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR PREPARING TRISILYLAMINE IN THE GAS PHASE
- Publication number 20140072497
- Publication date Mar 13, 2014
- EVONIK DEGUSSA GmbH
- Jens Doering
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR PREPARING POLYARYLENE ETHER KETONE
- Publication number 20070265415
- Publication date Nov 15, 2007
- DEGUSSA GmbH
- Alexander RICHTER
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...