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Joerg Hofmann
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Krefeld, DE
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last 30 patents
Information
Patent Grant
Method for producing double metal cyanide catalysts
Patent number
11,976,165
Issue date
May 7, 2024
Covestro Deutschland AG
Joerg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing double metal cyanide catalysts
Patent number
11,813,595
Issue date
Nov 14, 2023
Covestro Intellectual Property GmbH & Co. KG
Joerg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing polyether carbonate polyols
Patent number
10,174,151
Issue date
Jan 8, 2019
Covestro Deutschland AG
Joerg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for the preparation of polyether polyols
Patent number
9,169,185
Issue date
Oct 27, 2015
Bayer Intellectual Property GmbH
Klaus Lorenz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Double-metal cyanide catalysts for preparing polyether polyols
Patent number
6,852,663
Issue date
Feb 8, 2005
Bayer Aktiengesellschaft
Pieter Ooms
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR PREPARING DOUBLE METAL CYANIDE CATALYSTS
Publication number
20230046210
Publication date
Feb 16, 2023
COVESTRO DEUTSCHLAND AG
Joerg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING DOUBLE METAL CYANIDE CATALYSTS
Publication number
20230038100
Publication date
Feb 9, 2023
COVESTRO DEUTSCHLAND AG
Joerg HOFMANN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20220411578
Publication date
Dec 29, 2022
Covestro Intellectual Property GmbH & Co. KG
Stefanie Braun
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PREPARING POLYETHER CARBONATE POLYOLS
Publication number
20220227928
Publication date
Jul 21, 2022
Covestro Intellectual Property GmbH & Co. KG
Kai Laemmerhold
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR THE CONTINUOUS PRODUCTION OF POLYOXYALKYLENE POLYOLS
Publication number
20220204691
Publication date
Jun 30, 2022
Covestro Intellectual Property GmbH & Co. KG
Joerg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING A POLYOXYALKYLENE POLYESTER POLYOL
Publication number
20220033575
Publication date
Feb 3, 2022
Covestro Intellectual Property GmbH & Co. KG
Elisabeth Vogelsang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING DOUBLE METAL CYANIDE CATALYSTS
Publication number
20210308657
Publication date
Oct 7, 2021
Covestro Intellectual Property GmbH & Co. KG
Joerg Hofmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
PROCESS FOR PRODUCING POLYOL
Publication number
20210171426
Publication date
Jun 10, 2021
Covestro Intellectual Property GmbH & Co. KG
Hartmut Nefzger
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
POLYURETHANE FOAMS BASED ON POLYETHER CARBONATE POLYOLS
Publication number
20210070916
Publication date
Mar 11, 2021
Covestro Intellectual Property GmbH & Co. KG
Persefoni Hilken
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR PREPARING POLYETHER CARBONATE POLYOLS
Publication number
20210054145
Publication date
Feb 25, 2021
Covestro Intellectual Property GmbH & Co. KG
Joerg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for Producing Polyether Carbonate Polyols
Publication number
20170158804
Publication date
Jun 8, 2017
COVESTRO DEUTSCHLAND AG
Joerg Hofmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
METHOD FOR PRODUCING POLYETHER CARBONATE POLYOLS
Publication number
20150299374
Publication date
Oct 22, 2015
Bayer MaterialScience AG
Joerg HOFMANN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYETHER POLYOLS
Publication number
20130338331
Publication date
Dec 19, 2013
Bayer Materialscience AG
Klaus Lorenz
C07 - ORGANIC CHEMISTRY