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Bernd Pennemann
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Bergisch Gladbach, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for operating a rectification column
Patent number
11,702,381
Issue date
Jul 18, 2023
Covestro Deutschland AG
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for continuously producing a product by way of at least two...
Patent number
11,231,727
Issue date
Jan 25, 2022
Covestro Deutschland AG
Bernd Pennemann
G05 - CONTROLLING REGULATING
Information
Patent Grant
Cascade tray, rectifying column containing said cascade tray, metho...
Patent number
10,799,810
Issue date
Oct 13, 2020
Covestro Deutschland AG
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for continuously producing a product by way of at least two...
Patent number
10,698,424
Issue date
Jun 30, 2020
Covestro Deutschland AG
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing toluenediamine
Patent number
10,155,720
Issue date
Dec 18, 2018
Covestro Deutschland AG
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device and method for producing aromatic amines
Patent number
10,041,921
Issue date
Aug 7, 2018
Covestro Deutschland AG
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Exhaust gas cleaning in a method for continuously producing dinitro...
Patent number
9,896,407
Issue date
Feb 20, 2018
Covestro Deutschland AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing diaminotoluene
Patent number
9,518,006
Issue date
Dec 13, 2016
Covestro Deutschland AG
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of isocyanates in the gas phase
Patent number
9,365,503
Issue date
Jun 14, 2016
Covestro Deutschland AG
Klaus Biskup
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for denenoxing waste gases from nitration
Patent number
9,346,012
Issue date
May 24, 2016
Covestro LLC
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing aromatic amines in the liquid phase
Patent number
9,150,493
Issue date
Oct 6, 2015
Bayer Intellectual Property GmbH
Wolfgang Lorenz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and system for producing nitrobenzene
Patent number
9,139,508
Issue date
Sep 22, 2015
Bayer Intellectual Property GmbH
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the continuous preparation of nitrobenzene
Patent number
8,357,827
Issue date
Jan 22, 2013
Bayer MaterialScience AG
Jurgen Munnig
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of aromatic amines
Patent number
8,110,073
Issue date
Feb 7, 2012
Bayer MaterialScience AG
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of toluene-diisocyanate
Patent number
8,063,241
Issue date
Nov 22, 2011
Bayer MaterialScience AG
Wolfgang Lorenz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of toluene diisocyanate
Patent number
8,030,522
Issue date
Oct 4, 2011
Bayer MaterialScience LLC
Joachim Zechlin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of toluenediamines by catalytic hydroge...
Patent number
7,511,176
Issue date
Mar 31, 2009
Bayer MaterialScience AG
Fritz Pohl
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of dinitrotoluene
Patent number
7,495,136
Issue date
Feb 24, 2009
Bayer MaterialScience AG
Fritz Pohl
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of toluenediamine
Patent number
7,307,190
Issue date
Dec 11, 2007
Bayer MaterialScience AG
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of dinitrotoluene
Patent number
7,041,858
Issue date
May 9, 2006
Bayer MaterialScience LLC
Juergen Muennig
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of hydroxymethyl-cyclopropane
Patent number
5,728,896
Issue date
Mar 17, 1998
Bayer Aktiengesellschaft
Lutz Frohn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrated niobium oxide and hydrated tantalum oxide catalysts, their...
Patent number
5,593,936
Issue date
Jan 14, 1997
Bayer Aktiengesellschaft
Volker Glock
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of dimethyl carbonate
Patent number
5,498,744
Issue date
Mar 12, 1996
Bayer Aktiengesellschaft
Joerg-Dietrich Jentsch
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR THE HYDROGENATION OF AROMATIC NITRO COMPOUNDS
Publication number
20240157343
Publication date
May 16, 2024
COVESTRO DEUTSCHLAND AG
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PREPARING TOLUYLENE DIAMINE MIXTURES
Publication number
20230159433
Publication date
May 25, 2023
COVESTRO DEUTSCHLAND AG
Sebastian Pohl
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD OF CLEANING AN APPARATUS USED IN THE CONCENTRATION OF A MINE...
Publication number
20230016848
Publication date
Jan 19, 2023
Covestro Intellectual Property GmbH & Co. KG
Bernd Pennemann
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
METHOD FOR THE HYDROGENATION OF AROMATIC NITRO COMPOUNDS
Publication number
20220289662
Publication date
Sep 15, 2022
COVESTRO DEUTSCHLAND AG
Lennart Sandbrink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR CONTINUOUSLY PRODUCING A PRODUCT BY WAY OF AT LEAST TWO...
Publication number
20200301452
Publication date
Sep 24, 2020
COVESTRO DEUTSCHLAND AG
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CASCADE TRAY, RECTIFYING COLUMN CONTAINING SAID CASCADE TRAY, METHO...
Publication number
20200061491
Publication date
Feb 27, 2020
COVESTRO DEUTSCHLAND AG
Bernd PENNEMANN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR CONTINUOUSLY PRODUCING A PRODUCT BY WAY OF AT LEAST TWO...
Publication number
20170322566
Publication date
Nov 9, 2017
COVESTRO DEUTSCHLAND AG
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
EXHAUST GAS CLEANING IN A METHOD FOR CONTINUOUSLY PRODUCING DINITRO...
Publication number
20170291869
Publication date
Oct 12, 2017
COVESTRO DEUTSCHLAND AG
Thomas KNAUF
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING TOLUENEDIAMINE
Publication number
20170144963
Publication date
May 25, 2017
COVESTRO DEUTSCHLAND AG
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING DIAMINOTOLUENE
Publication number
20160244402
Publication date
Aug 25, 2016
COVESTRO DEUTSCHLAND AG
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD AND APPARATUS FOR NENOXING WASTE GASES FROM NITRATION
Publication number
20150352488
Publication date
Dec 10, 2015
Bayer MaterialScience LLC
Bernd Pennemann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND SYSTEM FOR PRODUCING NITROBENZENE
Publication number
20140357905
Publication date
Dec 4, 2014
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DEVICE AND METHOD FOR PRODUCING AROMATIC AMINES
Publication number
20140206089
Publication date
Jul 24, 2014
Bayer MaterialScience AG
Bernd Pennemann
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR PRODUCING AROMATIC AMINES IN THE LIQUID PHASE
Publication number
20120289745
Publication date
Nov 15, 2012
Bayer Intellectual Property GmbH
Wolfgang Lorenz
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE CONTINUOUS PREPARATION OF NITROBENZENE
Publication number
20110196177
Publication date
Aug 11, 2011
Bayer MaterialScience AG
Jürgen MÜNNIG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF TOLUENE-DIISOCYANATE
Publication number
20110021811
Publication date
Jan 27, 2011
Bayer MaterialScience AG
Wolfgang Lorenz
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF ISOCYANATES IN THE GAS PHASE
Publication number
20100160674
Publication date
Jun 24, 2010
Bayer MaterialScience AG
Klaus Biskup
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of aromatic amines
Publication number
20080179176
Publication date
Jul 31, 2008
Bernd Pennemann
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of toluene-diisocyanate
Publication number
20080146835
Publication date
Jun 19, 2008
Bayer MaterialScience AG
Wolfgang Lorenz
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of toluenediamines by catalytic hydroge...
Publication number
20080146847
Publication date
Jun 19, 2008
Bayer MaterialScience AG
Fritz Pohl
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the production of dinitrotoluene
Publication number
20080086017
Publication date
Apr 10, 2008
Fritz Pohl
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the production of toluene diisocyanate
Publication number
20070287857
Publication date
Dec 13, 2007
Joachim Zechlin
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the coupled production of chlorline and isocyanates
Publication number
20070265466
Publication date
Nov 15, 2007
Bayer MaterialScience AG
Markus Dugal
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of toluenediamine
Publication number
20070015940
Publication date
Jan 18, 2007
Bayer MaterialScience AG
Bernd Pennemann
C07 - ORGANIC CHEMISTRY