Steffen Hasenzahl

Person

Hanau, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Composition containing quaternary amino-functional organosilicon co...
- Patent number 8,979,996
- Issue date Mar 17, 2015
- Evonik Degussa GmbH
- Burkhard Standke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Composition containing quaternary amino-functional organosilicon co...
- Patent number 8,728,225
- Issue date May 20, 2014
- Evonik Degussa GmbH
- Burkhard Standke
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of a titanium silicalite shaped article
- Patent number 8,449,812
- Issue date May 28, 2013
- Evonik Degussa AG
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pulverulent materials
- Patent number 8,012,367
- Issue date Sep 6, 2011
- Evonik Degussa GmbH
- Steffen Hasenzahl
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Use of granular materials based on pyrogenically produced silicon d...
- Patent number 7,815,936
- Issue date Oct 19, 2010
- Evonik Degussa GmbH
- Steffen Hasenzahl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Aqueous dispersion containing pyrogenically prepared metal oxide pa...
- Patent number 7,470,423
- Issue date Dec 30, 2008
- Degussa AG
- Wolfgang Lortz
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
High-concentration aqueous dispersions comprising hydrophilic micro...
- Patent number 7,399,487
- Issue date Jul 15, 2008
- Goldschmidt GmbH
- Christoph Batz-Sohn
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Silicon-titanium mixed oxide powder prepared by flame hydrolysis, w...
- Patent number 7,083,769
- Issue date Aug 1, 2006
- Degussa AG
- Martin Moerters
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for the production of a titanium-containing zeolite
- Patent number 6,896,859
- Issue date May 24, 2005
- Degussa AG
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of a titanium silicalite shaped body
- Patent number 6,849,570
- Issue date Feb 1, 2005
- Degussa AG
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Iron oxide and silicon dioxide-titanium dioxide mixed oxide
- Patent number 6,773,697
- Issue date Aug 10, 2004
- Degussa AG
- Ina Hemme
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Metal oxide particles coated with silicon dioxide
- Patent number 6,773,814
- Issue date Aug 10, 2004
- Degussa AG
- Kai Schumacher
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing crystalline microporous and mesoporous metal...
- Patent number 6,710,193
- Issue date Mar 23, 2004
- Degussa AG
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing oximes
- Patent number 6,566,555
- Issue date May 20, 2003
- Degussa AG
- Georg Friedrich Thiele
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Iron oxide and silicon dioxide-titanium dioxide mixed oxide
- Patent number 6,534,068
- Issue date Mar 18, 2003
- Degussa AG
- Ina Hemme
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for treating waste water
- Patent number 6,325,946
- Issue date Dec 4, 2001
- Degussa AG
- Caspar-Heinrich Finkeldei
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method of producing expoxides in the gaseous phase
- Patent number 6,323,349
- Issue date Nov 27, 2001
- Degussa-Huls Aktiengesellschaft
- Rüdiger Schütte
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Granulates which contain titanium silicalite-1
- Patent number 6,106,803
- Issue date Aug 22, 2000
- Degussa-Huls AG
- Steffen Hasenzahl
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2,3,5-trimethylhydroquinone diesters
- Patent number 6,103,924
- Issue date Aug 15, 2000
- Degussa-Huls AG
- Nongyuan Shi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of titanium containing molecular sieves
- Patent number 6,054,112
- Issue date Apr 25, 2000
- Degussa-Huls AG
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of crystalline microporous and mesoporous metal silicat...
- Patent number 5,919,430
- Issue date Jul 6, 1999
- Degussa Aktiengesellschaft
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITION CONTAINING QUATERNARY AMINO-FUNCTIONAL ORGANOSILICON CO...
- Publication number 20140208981
- Publication date Jul 31, 2014
- EVONIK DEGUSSA GmbH
- Burkhard Standke
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOSITION CONTAINING QUATERNARY AMINO-FUNCTIONAL ORGANOSILICON CO...
- Publication number 20120037040
- Publication date Feb 16, 2012
- EVONIK DEGUSSA GmbH
- Burkhard Standke
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SILICON-TITANIUM MIXED OXIDE POWDER, DISPERSION THEREOF AND TITANIU...
- Publication number 20100209339
- Publication date Aug 19, 2010
- Evonik Degussa
- Kai Schumacher
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Surface-Modified Non-Metal/Metal Oxides Coated With Silicon Dioxide
- Publication number 20090186053
- Publication date Jul 23, 2009
- DEGUSSA AG
- Jürgen Meyer
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SILICON-TITANIUM MIXED OXIDE POWDER, DISPERSION THEREOF AND TITANIU...
- Publication number 20090131694
- Publication date May 21, 2009
- EVONIK DEGUSSA GmbH
- Kai Schumacher
- C01 - INORGANIC CHEMISTRY
Information Patent Application
POWDER MIXTURE CONSISTING OF TITANIUM DIOXIDE, ZINC OXIDE AND ZINC/...
- Publication number 20080213325
- Publication date Sep 4, 2008
- Degussa AG
- Kai Schumacher
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Ternary Metal Mixed Oxide Powder
- Publication number 20070231280
- Publication date Oct 4, 2007
- Degussa AG
- Kai Schumacher
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Pharmaceutical and cosmetic formulations
- Publication number 20060292192
- Publication date Dec 28, 2006
- DEGUSSA AG
- Steffen Hasenzahl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Carrier based on granules produced from pyrogenically prepared sili...
- Publication number 20060229210
- Publication date Oct 12, 2006
- Peter Neugebauer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Pulverulent materials
- Publication number 20060017038
- Publication date Jan 26, 2006
- Steffen Hasenzahl
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Powder mixture consisting of titanium dioxide, zinc oxide and zinc/...
- Publication number 20050265934
- Publication date Dec 1, 2005
- Degussa AG
- Kai Schumacher
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Brushable cosmetic preparation having a high water content
- Publication number 20050255134
- Publication date Nov 17, 2005
- Degussa AG
- Steffen Hasenzahl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Aqueous dispersion containing pyrogenically prepared metal oxide pa...
- Publication number 20050224749
- Publication date Oct 13, 2005
- Degussa AG
- Wolfgang Lortz
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Shower oil gels
- Publication number 20050192190
- Publication date Sep 1, 2005
- Steffen Hasenzahl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Aqueous dispersion containing pyrogenically produced metal oxide pa...
- Publication number 20050169861
- Publication date Aug 4, 2005
- DEGUSSA AG
- Wolfgang Lortz
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method for the production of form-selective catalysts and use thereof
- Publication number 20040063568
- Publication date Apr 1, 2004
- Adolf Kuhnle
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Use of granular materials based on pyrogenically produced silicon d...
- Publication number 20040022844
- Publication date Feb 5, 2004
- Steffen Hasenzahl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
High-concentration aqueous dispersions comprising hydrophobic micro...
- Publication number 20030228271
- Publication date Dec 11, 2003
- Goldschmidt AG
- Christoph Batz-Sohn
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
High-concentration aqueous dispersions comprising hydrophilic micro...
- Publication number 20030229172
- Publication date Dec 11, 2003
- Goldschmidt AG
- Christoph Batz-Sohn
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Production of a titanium silicalite shaped article
- Publication number 20030130116
- Publication date Jul 10, 2003
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Silicon-titanium mixed oxide powder prepared by flame hydrolysis, w...
- Publication number 20030129153
- Publication date Jul 10, 2003
- Degussa AG
- Martin Moerters
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Iron oxide and silicon dioxide-titanium dioxide mixed oxide
- Publication number 20030124076
- Publication date Jul 3, 2003
- Degussa Ag
- Ina Hemme
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Use of granulates based on pyrogenically - produced silicon dioxide...
- Publication number 20030108580
- Publication date Jun 12, 2003
- Steffen Hasenzahl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Metal oxide particles coated with silicon dioxide
- Publication number 20030104198
- Publication date Jun 5, 2003
- Degussa AG
- Kai Schumacher
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Process for the production of a titanium silicalite shaped body
- Publication number 20030078160
- Publication date Apr 24, 2003
- Steffen Hasenzahl
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for the production of a titanium-containing zeolite
- Publication number 20030035771
- Publication date Feb 20, 2003
- Steffen Hasenzahl
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Pharmaceutical preprations containing pyrogenic silicon dioxide
- Publication number 20020197311
- Publication date Dec 26, 2002
- Degussa AG
- Steffen Hasenzahl
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Iron oxide and silicon dioxide-titanium dioxide mixed oxide
- Publication number 20020061285
- Publication date May 23, 2002
- Ina Hemme
- B82 - NANO-TECHNOLOGY
Information Patent Application
Process for preparing oximes
- Publication number 20020058840
- Publication date May 16, 2002
- Degussa AG
- Georg Friedrich Thiele
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparing crystalline microporous and mesoporous metal...
- Publication number 20010055562
- Publication date Dec 27, 2001
- Steffen Hasenzahl
- C01 - INORGANIC CHEMISTRY

Steffen Hasenzahl

Person

Patents Grantslast 30 patents

Composition containing quaternary amino-functional organosilicon co...

Composition containing quaternary amino-functional organosilicon co...

Process for the production of a titanium silicalite shaped article

Pulverulent materials

Use of granular materials based on pyrogenically produced silicon d...

Aqueous dispersion containing pyrogenically prepared metal oxide pa...

High-concentration aqueous dispersions comprising hydrophilic micro...

Silicon-titanium mixed oxide powder prepared by flame hydrolysis, w...

Method for the production of a titanium-containing zeolite

Process for the production of a titanium silicalite shaped body

Iron oxide and silicon dioxide-titanium dioxide mixed oxide

Metal oxide particles coated with silicon dioxide

Process for preparing crystalline microporous and mesoporous metal...

Process for preparing oximes

Iron oxide and silicon dioxide-titanium dioxide mixed oxide

Process for treating waste water

Method of producing expoxides in the gaseous phase

Granulates which contain titanium silicalite-1

Process for the preparation of 2,3,5-trimethylhydroquinone diesters

Process for the preparation of titanium containing molecular sieves

Preparation of crystalline microporous and mesoporous metal silicat...

Patents Applicationslast 30 patents

COMPOSITION CONTAINING QUATERNARY AMINO-FUNCTIONAL ORGANOSILICON CO...

COMPOSITION CONTAINING QUATERNARY AMINO-FUNCTIONAL ORGANOSILICON CO...

SILICON-TITANIUM MIXED OXIDE POWDER, DISPERSION THEREOF AND TITANIU...

Surface-Modified Non-Metal/Metal Oxides Coated With Silicon Dioxide

SILICON-TITANIUM MIXED OXIDE POWDER, DISPERSION THEREOF AND TITANIU...

POWDER MIXTURE CONSISTING OF TITANIUM DIOXIDE, ZINC OXIDE AND ZINC/...

Ternary Metal Mixed Oxide Powder

Pharmaceutical and cosmetic formulations

Carrier based on granules produced from pyrogenically prepared sili...

Pulverulent materials

Powder mixture consisting of titanium dioxide, zinc oxide and zinc/...

Brushable cosmetic preparation having a high water content

Aqueous dispersion containing pyrogenically prepared metal oxide pa...

Shower oil gels

Aqueous dispersion containing pyrogenically produced metal oxide pa...

Method for the production of form-selective catalysts and use thereof

Use of granular materials based on pyrogenically produced silicon d...

High-concentration aqueous dispersions comprising hydrophobic micro...

High-concentration aqueous dispersions comprising hydrophilic micro...

Production of a titanium silicalite shaped article

Silicon-titanium mixed oxide powder prepared by flame hydrolysis, w...

Iron oxide and silicon dioxide-titanium dioxide mixed oxide

Use of granulates based on pyrogenically - produced silicon dioxide...

Metal oxide particles coated with silicon dioxide

Process for the production of a titanium silicalite shaped body

Method for the production of a titanium-containing zeolite

Pharmaceutical preprations containing pyrogenic silicon dioxide

Iron oxide and silicon dioxide-titanium dioxide mixed oxide

Process for preparing oximes

Process for preparing crystalline microporous and mesoporous metal...