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Peter Plathen
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Krefeld, DE
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Patents Grants
last 30 patents
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Patent Grant
Production plant for producing a chemical product by reacting H-fun...
Patent number
11,365,172
Issue date
Jun 21, 2022
Covestro Deutschland AG
Juergen Spriewald
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for cleaning phosgene conducting apparatus
Patent number
11,213,867
Issue date
Jan 4, 2022
Covestro Deutschland AG
Dirk Manzel
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Method for producing methylene-diphenylene-diisocyanates and polyme...
Patent number
10,947,187
Issue date
Mar 16, 2021
Covestro Intellectual Property GmbH & Co. KG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing isocyanates
Patent number
10,577,311
Issue date
Mar 3, 2020
Covestro Deutschland AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing isocyanates
Patent number
10,364,214
Issue date
Jul 30, 2019
Covestro Deutschland AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing isocyanates
Patent number
10,280,135
Issue date
May 7, 2019
Covestro Deutschland AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing isocyanates
Patent number
9,796,669
Issue date
Oct 24, 2017
Covestro Deutschland AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
PRODUCTION PLANT FOR PRODUCING A CHEMICAL PRODUCT BY REACTING H-FUN...
Publication number
20210147346
Publication date
May 20, 2021
COVESTRO DEUTSCHLAND AG
Juergen Spriewald
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING METHYLENE-DIPHENYLENE-DIISOCYANATES AND POLYME...
Publication number
20200331848
Publication date
Oct 22, 2020
Covestro Intellectual Property GmbH & Co. KG
Thomas Knauf
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR CLEANING PHOSGENE CONDUCTING APPARATUS
Publication number
20200246845
Publication date
Aug 6, 2020
COVESTRO DEUTSCHLAND AG
Dirk Manzel
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES
Publication number
20190210961
Publication date
Jul 11, 2019
COVESTRO DEUTSCHLAND AG
Thomas KNAUF
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES
Publication number
20180290968
Publication date
Oct 11, 2018
COVESTRO DEUTSCHLAND AG
Thomas Knauf
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES
Publication number
20180265457
Publication date
Sep 20, 2018
COVESTRO DEUTSCHLAND AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PREPARING ISOCYANATES
Publication number
20170101368
Publication date
Apr 13, 2017
COVESTRO DEUTSCHLAND AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY