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Udo Gropp
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Bad Endorf, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process and apparatus for preparing alkyl esters of methacrylic acid
Patent number
9,637,574
Issue date
May 2, 2017
Evonik Rohm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for hydrolysing acetone cyanohydrin
Patent number
9,458,083
Issue date
Oct 4, 2016
Evonik Roehm GmbH
Arndt Selbach
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Metering ring
Patent number
9,169,194
Issue date
Oct 27, 2015
Evonik Rohm GmbH
Lorenza Sartorelli
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Transesterification methods
Patent number
8,889,899
Issue date
Nov 18, 2014
Evonik Roehm GmbH
Jochen Ackermann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Reactor for preparing hydrogen cyanide by the Andrussow process
Patent number
8,802,020
Issue date
Aug 12, 2014
Evonik Rohm GmbH
Thomas Schaefer
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing methacrylic alkyl esters by way of azeotropic...
Patent number
8,586,779
Issue date
Nov 19, 2013
Evonik Rohm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing methacrylic acid
Patent number
8,575,388
Issue date
Nov 5, 2013
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for purifying methacrylic acid
Patent number
8,389,762
Issue date
Mar 5, 2013
Evonik Rohm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing acetone cyanohydrin and the subsequent product...
Patent number
8,334,399
Issue date
Dec 18, 2012
Evonik Rohm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the adsorptive purification of alkyl methacrylates
Patent number
8,324,424
Issue date
Dec 4, 2012
Evonik Rohm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production by distillation of acetone cyanhydrin and method for pro...
Patent number
8,143,434
Issue date
Mar 27, 2012
Evonik Rohm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing cyanohydrins and their use in the preparation...
Patent number
8,129,559
Issue date
Mar 6, 2012
Evonik Rohm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods for producing alkyl(meth)acrylates
Patent number
7,999,130
Issue date
Aug 16, 2011
Evonik Roehm GmbH
Jochen Ackermann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing alpha-hydroxycarboxylic acids and the esters t...
Patent number
7,423,173
Issue date
Sep 9, 2008
Roehm GmbH & Co KG
Steffen Krill
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the continuous production of alkyl (meth)acrylates
Patent number
6,977,310
Issue date
Dec 20, 2005
Roehm GmbH & Co KG
Jochen Ackermann
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR HYDROLYSING ACETONE CYANOHYDRIN
Publication number
20150045577
Publication date
Feb 12, 2015
Evonik Roehm GmbH
Arndt Selbach
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METERING RING
Publication number
20130211140
Publication date
Aug 15, 2013
Lorenza SARTORELLI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METERING RING
Publication number
20120010430
Publication date
Jan 12, 2012
Evonik Roehm GmbH
Lorenza Sartorelli
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING METHACRYLIC ACID
Publication number
20120004460
Publication date
Jan 5, 2012
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
REACTOR FOR PREPARING HYDROGEN CYANIDE BY THE ANDRUSSOW PROCESS
Publication number
20110171101
Publication date
Jul 14, 2011
Evonik Roehm GmbH
Thomas Schaefer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING METHACRYLIC ACID
Publication number
20100331572
Publication date
Dec 30, 2010
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PURIFYING METHACRYLIC ACID
Publication number
20100314239
Publication date
Dec 16, 2010
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR AMIDATING OF NITRILE IN THE PRESENCE OF SULFURIC ACID
Publication number
20100249449
Publication date
Sep 30, 2010
Evonik Roehm GmbH
Lorenza Sartorelli
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING CYANOHYDRINS AND THEIR USE IN THE PREPARATION...
Publication number
20100076214
Publication date
Mar 25, 2010
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PRODUCTION BY DISTILLATION OF ACETONE CYANHYDRIN AND METHOD FOR PRO...
Publication number
20100069594
Publication date
Mar 18, 2010
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
INTEGRATED PROCESS AND APPARATUS FOR PREPARING ESTERS OF METHACRYLI...
Publication number
20100069662
Publication date
Mar 18, 2010
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS AND APPARATUS FOR PREPARING ALKYL ESTERS OF METHACRYLIC ACID
Publication number
20100056742
Publication date
Mar 4, 2010
Evonik Roehm GmbH
Udo Gropp
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING METHACRYLIC ALKYL ESTERS BY WAY OF AZEOTROPIC...
Publication number
20100029881
Publication date
Feb 4, 2010
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE ADSORPTIVE PURIFICATION OF ALKYL METHACRYLATES
Publication number
20100004417
Publication date
Jan 7, 2010
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING ACETONE CYANHYDRIN AND THE SUBSEQUENT PRODUCTS...
Publication number
20090299023
Publication date
Dec 3, 2009
Evonik Roehm GmbH
Udo Gropp
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING ALPHA-HYDROXYCARBOXYLIC ACIDS
Publication number
20090209781
Publication date
Aug 20, 2009
Evonik Roehm GmbH
Jochen Ackermann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Transesterification Methods
Publication number
20080194862
Publication date
Aug 14, 2008
Evonik Roehm GmbH
Jochen Ackermann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Methods For Producing Alkyl(Meth)Acrylates
Publication number
20080194875
Publication date
Aug 14, 2008
Evonik Roehm GmbH
Jochen Ackermann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Method for producing alpha-hydroxycarboxylic acids and the esters t...
Publication number
20070173664
Publication date
Jul 26, 2007
ROEHM GMBH & CO., KG
Steffen Krill
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Method for the continuous production of alkyl (meth)acrylates
Publication number
20050119500
Publication date
Jun 2, 2005
ROEHM GMBH & CO. KG
Jochen Ackermann
C07 - ORGANIC CHEMISTRY