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Helmfried Krause
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Rodenbach, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Catalyst support
Patent number
7,148,179
Issue date
Dec 12, 2006
Degussa AG
Hermanus Gerhardus Jozef Lansink Rotgerink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst support
Patent number
6,989,345
Issue date
Jan 24, 2006
Degussa AG
Hermanus Gerhardus Jozef Lansink Rotgerink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Supported catalyst for the production of vinyl acetate monomer
Patent number
6,821,922
Issue date
Nov 23, 2004
Degussa-Huls AG
Thomas Tacke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Moldings based on pyrogenic silicon dioxide
Patent number
6,593,270
Issue date
Jul 15, 2003
Degussa AG
Helmfried Krause
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Moldings including pyrogenic mixed oxide and the use thereof
Patent number
6,432,869
Issue date
Aug 13, 2002
Degussa AG
Helmfried Krause
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Compacts based on pyrogenically produced silicon dioxide
Patent number
6,207,610
Issue date
Mar 27, 2001
Degussa-Huls AG
Helmfried Krause
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of catalysts based on catalyst supports containing silicon diox...
Patent number
5,959,164
Issue date
Sep 28, 1999
Degussa Huls Aktiengesellschaft
H. G. J. Lansink-Rotgerink
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Compacts based on pyrogenically produced oxides
Patent number
5,858,906
Issue date
Jan 12, 1999
Degussa Aktiengesellschaft
Klaus Deller
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Catalyst, method of its production and its use for the production o...
Patent number
5,808,136
Issue date
Sep 15, 1998
Degussa Aktiengesellschaft
Thomas Tacke
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Granules based on pyrogenically prepared silicon dioxide, methods f...
Patent number
5,776,240
Issue date
Jul 7, 1998
Degussa Aktiengesellschaft
Klaus Deller
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Catalyst precursor for an activated raney metal fixed-bed catalyst,...
Patent number
5,536,694
Issue date
Jul 16, 1996
Degussa Aktiengesellschaft
Peter Schuetz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Shaped articles based on pyrogenically produced titanium dioxide
Patent number
5,366,938
Issue date
Nov 22, 1994
DEGUSSA AG
Klaus Deller
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Shaped articles based on pyrogenically produced titanium dioxide, m...
Patent number
5,231,067
Issue date
Jul 27, 1993
Degussa AG
Klaus Deller
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Cylindrically formed catalyst for the oxychlorination of ethylene
Patent number
5,166,120
Issue date
Nov 24, 1992
Degussa Aktiengesellschaft
Klaus Deller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparation of gluconic acid by catalytic oxidation of g...
Patent number
5,132,452
Issue date
Jul 21, 1992
Degussa Aktiengesellschaft
Klaus Deller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Chlorination reactions and oxychlorination reactions in the presenc...
Patent number
5,099,085
Issue date
Mar 24, 1992
Wacker-Chemie GmbH
Rudolf Strasser
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pressed parts based on pyrogenically produced silicon dioxide, meth...
Patent number
5,086,031
Issue date
Feb 4, 1992
Degussa Aktiengesellschaft
Klaus Deller
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Molded articles based on pyrogenically prepared silicon dioxide, pr...
Patent number
5,021,378
Issue date
Jun 4, 1991
Degussa Aktiengesellschaft
Klaus Deller
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Molded articles based on pyrogenically prepared aluminum oxide and...
Patent number
5,015,615
Issue date
May 14, 1991
Degussa Aktiengesellschaft
Klaus Deller
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Molded articles based on pyrogenically produced zirconium dioxide m...
Patent number
5,004,719
Issue date
Apr 2, 1991
Degussa Aktiengesellschaft
Klaus Deller
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Molded articles based on pyrogenically produced mixed-oxide systems...
Patent number
5,002,918
Issue date
Mar 26, 1991
Degussa Aktiengesellschaft
Klaus Deller
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Molded articles based on pyrogenically produced titanium dioxide me...
Patent number
5,002,917
Issue date
Mar 26, 1991
Degussa Aktiengesellschaft
Klaus Deller
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Safety device for packagings which contain hydrogen emitting pyroph...
Patent number
4,409,185
Issue date
Oct 11, 1983
Degussa Aktiengesellschaft
Helmfried Krause
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
Catalyst support
Publication number
20050202962
Publication date
Sep 15, 2005
Hermanus Gerhardus Jozef Lansink Rotgerink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Catalyst Support
Publication number
20040063575
Publication date
Apr 1, 2004
Degussa AG
Hemanus Gerhardus Jozef Lansink Rotgerink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Supported catalyst
Publication number
20030195114
Publication date
Oct 16, 2003
Thomas Tacke
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Catalyst support
Publication number
20020077246
Publication date
Jun 20, 2002
Hermanus Gerhardus Jozef Lansink Rotgerink
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL