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Wolfgang Lorenz
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Dormagen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method for preparing diisocyanates in the gas phase
Patent number
10,040,753
Issue date
Aug 7, 2018
Covestro Deutschland AG
Peter Lehner
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
Process for operating a gas phase phosgenation plant
Patent number
9,845,286
Issue date
Dec 19, 2017
Covestro Deutschland AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for operating a gas-phase phosgenation plant
Patent number
9,840,461
Issue date
Dec 12, 2017
Covestro Deutschland AG
Thomas Knauf
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing isocyanates
Patent number
9,695,115
Issue date
Jul 4, 2017
Covestro Deutschland AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing isocyanates
Patent number
9,593,075
Issue date
Mar 14, 2017
Covestro Deutschland AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Device and method for producing phosgene
Patent number
9,480,958
Issue date
Nov 1, 2016
Covestro Deutschland AG
Ulrich Hollmann
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of di- and polyamines of the diphenylme...
Patent number
9,416,094
Issue date
Aug 16, 2016
Covestro Deutschland AG
Thomas Knauf
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 for producing isocyanates in the gas phase
Patent number
9,328,064
Issue date
May 3, 2016
Bayer MaterialScience AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing diamines and polyamines of the diphenylmethane...
Patent number
9,309,184
Issue date
Apr 12, 2016
Covestro Deutschland AG
Thomas Knauf
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 for producing isocyanates in the gas phase
Patent number
9,102,594
Issue date
Aug 11, 2015
Bayer Intellectual Property GmbH
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of isocyanates in the gas phase
Patent number
9,051,243
Issue date
Jun 9, 2015
Bayer MaterialScience AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of isocyanates in the gas phase
Patent number
9,024,057
Issue date
May 5, 2015
Bayer MaterialScience AG
Klaus Biskup
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing isocyanates in the gas phase
Patent number
8,563,767
Issue date
Oct 22, 2013
Bayer MaterialScience AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of isocyanates
Patent number
8,563,768
Issue date
Oct 22, 2013
Bayer MaterialScience AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing isocyanates
Patent number
8,153,838
Issue date
Apr 10, 2012
Bayer MaterialScience AG
Andreas Bulan
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 preparation of isocyanates
Patent number
7,645,900
Issue date
Jan 12, 2010
Bayer MaterialScience AG
Wolfgang Lorenz
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 isocyanates
Patent number
7,504,533
Issue date
Mar 17, 2009
Bayer MaterialScience LLC
Matthias Böhm
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 working up secondary components in the preparation of d...
Patent number
6,953,869
Issue date
Oct 11, 2005
Bayer MaterialScience AG
Jürgen Münnig
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Process for working up the waste water obtained in the preparation...
Patent number
6,936,741
Issue date
Aug 30, 2005
Bayer MaterialScience AG
Jürgen Münnig
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for upgrading used sulfuric acids
Patent number
6,332,949
Issue date
Dec 25, 2001
Bayer Aktiengesellschaft
Heiko Beckhaus
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PREPARING DIISOCYANATES IN THE GAS PHASE
Publication number
20180179149
Publication date
Jun 28, 2018
COVESTRO DEUTSCHLAND AG
Peter Lehner
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 OPERATING A GAS-PHASE PHOSGENATION PLANT
Publication number
20170101367
Publication date
Apr 13, 2017
COVESTRO DEUTSCHLAND AG
Thomas Knauf
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR OPERATING A GAS PHASE PHOSGENATION PLANT
Publication number
20170096389
Publication date
Apr 6, 2017
COVESTRO DEUTSCHLAND AG
Thomas Knauf
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES
Publication number
20160376228
Publication date
Dec 29, 2016
COVESTRO DEUTSCHLAND AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF DI- AND POLYAMINES OF THE DIPHENYLME...
Publication number
20160068473
Publication date
Mar 10, 2016
COVESTRO DEUTSCHLAND AG
Thomas Knauf
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING DIAMINES AND POLYAMINES OF THE DIPHENYLMETHANE...
Publication number
20160068475
Publication date
Mar 10, 2016
COVESTRO DEUTSCHLAND AG
Thomas Knauf
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES IN THE GAS PHASE
Publication number
20150299111
Publication date
Oct 22, 2015
Bayer Intellectual Property GmbH
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DEVICE AND METHOD FOR PRODUCING PHOSGENE
Publication number
20150165407
Publication date
Jun 18, 2015
Bayer MaterialScience AG
Ulrich Hollmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES IN THE GAS PHASE
Publication number
20130131377
Publication date
May 23, 2013
Bayer Intellectual Property GmbH
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING ISOCYANATES IN THE GAS PHASE
Publication number
20120302785
Publication date
Nov 29, 2012
Bayer MaterialScience AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
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 PREPARATION OF ISOCYANATES
Publication number
20120123152
Publication date
May 17, 2012
Bayer MaterialScience AG
Rainer Bruns
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF ISOCYANATES IN THE GAS PHASE
Publication number
20120108845
Publication date
May 3, 2012
Bayer MaterialScience AG
Rainer Bruns
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 ISOCYANATES IN THE GAS PHASE
Publication number
20100152484
Publication date
Jun 17, 2010
Bayer MaterialScience AG
Klaus Biskup
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of isocyanates
Publication number
20090209784
Publication date
Aug 20, 2009
Bayer MaterialScience AG
Wolfgang Lorenz
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR PRODUCING ISOCYANATES
Publication number
20090166180
Publication date
Jul 2, 2009
Bayer MaterialScience AG
Andreas Bulan
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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 isocyanates
Publication number
20070249859
Publication date
Oct 25, 2007
Matthias Bohm
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for producing isocyanates
Publication number
20070012577
Publication date
Jan 18, 2007
H.C. Starck GmbH
Andreas Bulan
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
Process for working up the waste water obtained in the preparation...
Publication number
20040262238
Publication date
Dec 30, 2004
Jurgen Munnig
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for working up secondary components in the preparation of d...
Publication number
20040267062
Publication date
Dec 30, 2004
Jurgen Munnig
C07 - ORGANIC CHEMISTRY