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Matthias Wohak
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Dormagen, DE
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last 30 patents
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,836,858
Issue date
Nov 17, 2020
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for purifying polycarbonate polyols and purifying apparatus...
Patent number
10,421,836
Issue date
Sep 24, 2019
Covestro Deutschland AG
Jörg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for the production of polyether carbonate polyols and device...
Patent number
10,208,162
Issue date
Feb 19, 2019
Covestro Deutschland AG
Stefanie Braun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,138,328
Issue date
Nov 27, 2018
Covestro Deutschland AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,125,217
Issue date
Nov 13, 2018
Covestro Deutschland AG
Jörg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyether carbonate polyol production method
Patent number
9,676,905
Issue date
Jun 13, 2017
Covestro Deutschland AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyether carbonate polyol production method
Patent number
9,273,183
Issue date
Mar 1, 2016
Covestro Deutschland AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for activating double metal cyanide catalysts for producing...
Patent number
9,249,259
Issue date
Feb 2, 2016
Bayer Intellectual Property GmbH
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing polyether polyols
Patent number
9,120,894
Issue date
Sep 1, 2015
Bayer Intellectual Property GmbH
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR SEPARATING GASEOUS CONSTITUENTS
Publication number
20210277181
Publication date
Sep 9, 2021
Matthias Wohak
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20190322801
Publication date
Oct 24, 2019
COVESTRO DEUTSCHLAND AG
Jörg HOFMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20170321005
Publication date
Nov 9, 2017
COVESTRO DEUTSCHLAND AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for the Production of Polyether Carbonate Polyols and Device...
Publication number
20170198092
Publication date
Jul 13, 2017
COVESTRO DEUTSCHLAND AG
Stefanie Braun
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Purifying Polycarbonate Polyols and Purifying Apparatus...
Publication number
20170152345
Publication date
Jun 1, 2017
COVESTRO DEUTSCHLAND AG
Jörg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20160264727
Publication date
Sep 15, 2016
COVESTRO DEUTSCHLAND AG
Jöerg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHER CARBONATE POLYOL PRODUCTION METHOD
Publication number
20150259475
Publication date
Sep 17, 2015
Bayer MaterialScience AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHER CARBONATE POLYOL PRODUCTION METHOD
Publication number
20150225503
Publication date
Aug 13, 2015
Bayer MaterialScience AG
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR ACTIVATING DOUBLE METAL CYANIDE CATALYSTS FOR PRODUCING...
Publication number
20140228537
Publication date
Aug 14, 2014
Bayer Intellectual Property GmbH
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER POLYOLS
Publication number
20140155559
Publication date
Jun 5, 2014
Bayer Intellecutall Property GmbH
Thomas Ernst Müller
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...