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Johannes Ruwwe
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Niederkassel, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for preparing alkali metal alkoxides
Patent number
7,847,133
Issue date
Dec 7, 2010
Evonik Degussa GmbH
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing unsaturated, cyclic orthoesters
Patent number
7,297,812
Issue date
Nov 20, 2007
Degussa AG
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing solutions of alkali metal salts of functional...
Patent number
7,273,956
Issue date
Sep 25, 2007
Degussa AG
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Preparation of 2-chloro-1,1,1-trialkoxyethane
Patent number
6,747,176
Issue date
Jun 8, 2004
Degussa AG
Guenther Koehler
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
ALKALI METAL AND ALKALINE EARTH METAL GLYCERATES FOR THE DEACIDIFIC...
Publication number
20130023683
Publication date
Jan 24, 2013
EVONIK DEGUSSA GmbH
Johannes RUWWE
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
CATALYST SYSTEMS FOR BIODIESEL PRODUCTION
Publication number
20120066965
Publication date
Mar 22, 2012
EVONIK DEGUSSA GmbH
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for preparing alkali metal alkoxides
Publication number
20080296786
Publication date
Dec 4, 2008
EVONIK DEGUSSA GmbH
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for preparing unsaturated, cyclic orthoesters
Publication number
20060281930
Publication date
Dec 14, 2006
Degussa AG
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for continuously preparing acetals of alpha, beta-dicarbony...
Publication number
20040186304
Publication date
Sep 23, 2004
Degussa AG
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for preparing solutions of alkali metal salts of functional...
Publication number
20040097759
Publication date
May 20, 2004
Degussa AG
Johannes Ruwwe
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Preparation of 2-chloro-1,1,1-trialkoxyethane
Publication number
20030229255
Publication date
Dec 11, 2003
Degussa AG
Guenther Koehler
C07 - ORGANIC CHEMISTRY