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Martin Koerfer
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Kahl, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Dipeptide-containing granular material
Patent number
11,180,426
Issue date
Nov 23, 2021
Evonik Operations GmbH
Martin Koerfer
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Method for preparing 3-methylthiopropionaldehyde
Patent number
11,014,878
Issue date
May 25, 2021
Evonik Operations GmbH
Stephan Rautenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the purification of acrolein
Patent number
10,556,850
Issue date
Feb 11, 2020
Evonik Degussa GmbH
Thorsten Merker
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Reactor and process for preparing hydrogen sulphide
Patent number
9,649,615
Issue date
May 16, 2017
Evonik Degussa GmbH
Caspar-Heinrich Finkeldei
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Reactor and process for preparing hydrogen sulphide
Patent number
9,630,843
Issue date
Apr 25, 2017
Evonik Degussa GmbH
Caspar-Heinrich Finkeldei
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for obtaining methionine
Patent number
9,617,209
Issue date
Apr 11, 2017
Evonik Degussa GmbH
Stefan Reichert
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of methionine
Patent number
9,464,045
Issue date
Oct 11, 2016
Evonik Degussa GmbH
Martin Koerfer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Reactor and process for preparing hydrogen sulphide
Patent number
9,440,208
Issue date
Sep 13, 2016
Evonik Degussa GmbH
Caspar-Heinrich Finkeldei
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Reactor and process for preparing hydrogen sulphide
Patent number
9,421,511
Issue date
Aug 23, 2016
Evonik Degussa GmbH
Caspar-Heinrich Finkeldei
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of production of a methionine salt
Patent number
9,403,764
Issue date
Aug 2, 2016
Evonik Degussa GmbH
Hans Joachim Hasselbach
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the production of D,L-methionine
Patent number
9,206,121
Issue date
Dec 8, 2015
Evonik Degussa GmbH
Dieter Buss
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of methionine
Patent number
9,156,782
Issue date
Oct 13, 2015
Evonik Industries AG
Martin Koerfer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the production of 2-hydroxy-4-(methylthio)butyronitrile...
Patent number
9,133,113
Issue date
Sep 15, 2015
Evonik Degussa GmbH
Dieter Buss
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the conversion of methylmercaptopropionaldehyde formed f...
Patent number
9,029,597
Issue date
May 12, 2015
Evonik Degussa GmbH
Martin Steffan
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method of production of a methionine salt
Patent number
9,023,284
Issue date
May 5, 2015
Evonik Degussa GmbH
Hans Joachim Hasselbach
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Integrated process for preparing acrolein and 3-methylmercaptopropi...
Patent number
8,877,981
Issue date
Nov 4, 2014
Evonik Industries AG
Pablo Zacchi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing methylmercaptopropionaldehyde
Patent number
8,759,592
Issue date
Jun 24, 2014
Evonik Degussa GmbH
Caspar Heinrich Finkeldei
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the production of 2-hydroxy-4-(methylthio)butyronitrile...
Patent number
8,729,288
Issue date
May 20, 2014
Evonik Degussa GmbH
Dieter Buss
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing methylmercaptopropionaldehyde
Patent number
8,624,066
Issue date
Jan 7, 2014
Evonik Degussa GmbH
Caspar Heinrich Finkeldei
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Storage-stable 2-hydroxy-4-(methylthio)butyronitrile
Patent number
8,546,601
Issue date
Oct 1, 2013
Evonik Degussa GmbH
Dieter Buss
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREPARING 3-METHYLTHIOPROPIONALDEHYDE
Publication number
20200299232
Publication date
Sep 24, 2020
Stephan RAUTENBERG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PURIFICATION OF ACROLEIN
Publication number
20200031751
Publication date
Jan 30, 2020
EVONIK DEGUSSA GmbH
Thorsten MERKER
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DIPEPTIDE-CONTAINING GRANULAR MATERIAL
Publication number
20190322600
Publication date
Oct 24, 2019
EVONIK DEGUSSA GmbH
Martin KOERFER
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
PROCESS FOR OBTAINING METHIONINE
Publication number
20160229799
Publication date
Aug 11, 2016
EVONIK DEGUSSA GmbH
Stefan REICHERT
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF METHIONINE
Publication number
20160068480
Publication date
Mar 10, 2016
Evonik Industries AG
Martin Koerfer
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE PRODUCTION OF D,L-METHIONINE
Publication number
20150197489
Publication date
Jul 16, 2015
EVONIK DEGUSSA GmbH
Dieter BUSS
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF PRODUCTION OF A METHIONINE SALT
Publication number
20150175535
Publication date
Jun 25, 2015
EVONIK DEGUSSA GmbH
Hans Joachim HASSELBACH
C07 - ORGANIC CHEMISTRY
Information
Patent Application
REACTOR AND PROCESS FOR PREPARING HYDROGEN SULPHIDE
Publication number
20150175419
Publication date
Jun 25, 2015
Evonik Industries AG
Caspar-Heinrich Finkeldei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
REACTOR AND PROCESS FOR PREPARING HYDROGEN SULPHIDE
Publication number
20150151271
Publication date
Jun 4, 2015
Evonik Industries AG
Caspar-Heinrich Finkeldei
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR THE PREPARATION OF METHIONINE
Publication number
20150051421
Publication date
Feb 19, 2015
Evonik Industries AG
Martin Koerfer
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE PRODUCTION OF 2-HYDROXY-4-(METHYLTHIO)BUTYRONITRILE...
Publication number
20140213819
Publication date
Jul 31, 2014
EVONIK DEGUSSA GmbH
Dieter BUSS
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING METHYLMERCAPTOPROPIONALDEHYDE
Publication number
20140051890
Publication date
Feb 20, 2014
EVONIK DEGUSSA GmbH
Caspar Heinrich FINKELDEI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
INTEGRATED PROCESS FOR PREPARING ACROLEIN AND 3-METHYLMERCAPTOPROPI...
Publication number
20140005437
Publication date
Jan 2, 2014
Evonik Industries AG
Pablo ZACCHI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE CONVERSION OF METHYLMERCAPTOPROPIONALDEHYDE FORMED F...
Publication number
20130245318
Publication date
Sep 19, 2013
EVONIK DEGUSSA GmbH
Martin Steffan
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF PRODUCTION OF A METHIONINE SALT
Publication number
20130231501
Publication date
Sep 5, 2013
EVONIK DEGUSSA GmbH
Hans Joachim Hasselbach
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
STORAGE-STABLE 2-HYDROXY-4-(METHYLTHIO)BUTYRONITRILE
Publication number
20120215021
Publication date
Aug 23, 2012
EVONIK DEGUSSA GmbH
Dieter Buss
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE PRODUCTION OF 2-HYDROXY-4-(METHYLTHIO)BUTYRONITRILE...
Publication number
20120215022
Publication date
Aug 23, 2012
EVONIK DEGUSSA GmbH
Dieter Buss
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING METHYLMERCAPTOPROPIONALDEHYDE
Publication number
20120165573
Publication date
Jun 28, 2012
EVONIK DEGUSSA GmbH
Caspar Heinrich FINKELDEI
C07 - ORGANIC CHEMISTRY