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Martin EHRIG
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Leverkusen, DE
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last 30 patents
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Patent Grant
Energy-efficient method for providing a purified phosgene vapor
Patent number
10,843,927
Issue date
Nov 24, 2020
Covestro Deutschland AG
Michael Merkel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing 1,5-pentanediisocyanate in the gas phase
Patent number
10,329,248
Issue date
Jun 25, 2019
Covestro Deutschland AG
Josef Sanders
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for processing hydrogen chloride from isocyanate preparation
Patent number
10,307,727
Issue date
Jun 4, 2019
Covestro Deutschland AG
Ralph Weber
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing xylylene diisocyanates in the gaseous phase
Patent number
10,294,198
Issue date
May 21, 2019
Covestro Deutschland AG
Reinhard Halpaap
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing 1,5-pentanediisocyanate in the gas phase
Patent number
10,173,970
Issue date
Jan 8, 2019
Covestro Deutschland AG
Josef Sanders
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
PROCESS FOR THE DISTILLATION OF ISOCYANATES
Publication number
20220380303
Publication date
Dec 1, 2022
Covestro Intellectual Property GmbH & Co. KG
Michael Merkel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ENERGY-EFFICIENT METHOD FOR PROVIDING A PURIFIED PHOSGENE VAPOR
Publication number
20200180965
Publication date
Jun 11, 2020
Michael Merkel
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING 1,5-PENTANEDIISOCYANATE IN THE GAS PHASE
Publication number
20190112259
Publication date
Apr 18, 2019
COVESTRO DEUTSCHLAND AG
Josef Sanders
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES IN THE GAS PHASE
Publication number
20170305842
Publication date
Oct 26, 2017
COVESTRO DEUTSCHLAND AG
Josef Sanders
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING 1,5-PENTANEDIISOCYANATE IN THE GAS PHASE
Publication number
20170283370
Publication date
Oct 5, 2017
COVESTRO DEUTSCHLAND AG
Josef Sanders
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING XYLYLENE DIISOCYANATES IN THE GASEOUS PHASE
Publication number
20170210702
Publication date
Jul 27, 2017
COVESTRO DEUTSCHLAND AG
Reinhard Halpaap
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PROCESSING HYDROGEN CHLORIDE FROM ISOCYANATE PREPARATION
Publication number
20150343414
Publication date
Dec 3, 2015
Bayer MaterialScience AG
Ralph WEBER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL