Robert Kuhlmann

Person

Erftstadt, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Efficient matting agents based on precipitated silicas
- Patent number 8,012,253
- Issue date Sep 6, 2011
- Evonik Degussa GmbH
- Juergen Schubert
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Silica by precipitation at constant alkali number, and its use
- Patent number 7,871,588
- Issue date Jan 18, 2011
- Evonik Degussa GmbH
- Gottlieb-Georg Lindner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Efficient matting agents based on precipitated silicas
- Patent number 7,488,382
- Issue date Feb 10, 2009
- Degussa AG
- Juergen Schubert
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
High-structure precipitated silicas
- Patent number 7,204,969
- Issue date Apr 17, 2007
- Degussa AG
- Robert Kuhlmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Silica and silicate by precipitation at constant alkali number, and...
- Patent number 7,097,818
- Issue date Aug 29, 2006
- Degussa AG
- Gottlieb-Georg Lindner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Precipitated silicas
- Patent number 7,071,257
- Issue date Jul 4, 2006
- Degussa AG
- Heinz Esch
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Precipitated silicas
- Patent number 6,977,065
- Issue date Dec 20, 2005
- Degussa AG
- Heinz Esch
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Precipitated silicas which contain an active substance
- Patent number 6,214,383
- Issue date Apr 10, 2001
- Degussa-Huls AG
- Heinz Esch
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Precipitated silicas
- Patent number 5,925,708
- Issue date Jul 20, 1999
- Degussa Aktiengesellschaft
- Heinz Esch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Precipitated silica
- Patent number 5,871,867
- Issue date Feb 16, 1999
- Degussa Aktiengesellschaft
- Ralf Rausch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Precipitated silicas, a process for their preparation and their use...
- Patent number 5,859,117
- Issue date Jan 12, 1999
- Degussa Aktiengsellschaft
- Udo Goerl
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Precipitated silicas
- Patent number 5,846,506
- Issue date Dec 8, 1998
- Degussa Aktiengesellschaft
- Heinz Esch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Precipitated silicas, a process for their preparation and their use...
- Patent number 5,705,137
- Issue date Jan 6, 1998
- Degussa Aktiengesellschaft
- Udo Goerl
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the production of precipitated silica
- Patent number 5,484,581
- Issue date Jan 16, 1996
- Degussa Aktiengesellschaft
- Heinz Esch
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Precipitated silicas and process for their production and use
- Patent number 5,110,574
- Issue date May 5, 1992
- Degussa Aktiengesellschaft
- Helmut Reinhardt
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing precipitated silica
- Patent number 4,857,289
- Issue date Aug 15, 1989
- Degussa Aktiengesellschaft
- Peter Nauroth
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cerium containing precipitated silica, process for its production
- Patent number 4,360,388
- Issue date Nov 23, 1982
- Degussa Aktiengesellschaft
- Peter Nauroth
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Precipitated silicic acid, method and compositions containing same
- Patent number 4,308,074
- Issue date Dec 29, 1981
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Peter Nauroth
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Boron containing precipitated silica
- Patent number 4,289,681
- Issue date Sep 15, 1981
- Deutsch Gold- und Silber-Scheideanstalt Vormals Roessler
- Peter Nauroth
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Precipitated silicic acid, method and compositions containing same
- Patent number 4,273,589
- Issue date Jun 16, 1981
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Peter Nauroth
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Hydrophobic precipitated silicic acid and compositions containing same
- Patent number 4,208,316
- Issue date Jun 17, 1980
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Peter Nauroth
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
EFFICIENT MATTING AGENTS BASED ON PRECIPITATED SILICAS
- Publication number 20100288164
- Publication date Nov 18, 2010
- Degussa AG
- Juergen SCHUBERT
- C01 - INORGANIC CHEMISTRY
Information Patent Application
EFFICIENT MATTING AGENTS BASED ON PRECIPITATED SILICAS
- Publication number 20090101866
- Publication date Apr 23, 2009
- Degussa AG
- Juergen SCHUBERT
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Precipitated Silica
- Publication number 20070208127
- Publication date Sep 6, 2007
- Heinz Esch
- B60 - VEHICLES IN GENERAL
Information Patent Application
Precipitated silica
- Publication number 20050282951
- Publication date Dec 22, 2005
- DEGUSSA AG
- Heinz Esch
- B60 - VEHICLES IN GENERAL
Information Patent Application
Silica and silicate by precipitation at constant alkali number, and...
- Publication number 20050137317
- Publication date Jun 23, 2005
- Degussa AG
- Gottlieb-Georg Lindner
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Efficient matting agents based on precipitated silicas
- Publication number 20040047792
- Publication date Mar 11, 2004
- Degussa AG
- Juergen Schubert
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Silica and silicate by precipitation at constant alkali number, and...
- Publication number 20030003040
- Publication date Jan 2, 2003
- DE GUSSA AG
- Gottlieb-Georg Lindner
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Precipitated silicas
- Publication number 20020169248
- Publication date Nov 14, 2002
- Heinz Esch
- C01 - INORGANIC CHEMISTRY
Information Patent Application
High-structure precipitated silicas
- Publication number 20020102198
- Publication date Aug 1, 2002
- Degussa AG
- Robert Kuhlmann
- C01 - INORGANIC CHEMISTRY

Robert Kuhlmann

Person

Patents Grantslast 30 patents

Efficient matting agents based on precipitated silicas

Silica by precipitation at constant alkali number, and its use

Efficient matting agents based on precipitated silicas

High-structure precipitated silicas

Silica and silicate by precipitation at constant alkali number, and...

Precipitated silicas

Precipitated silicas

Precipitated silicas which contain an active substance

Precipitated silicas

Precipitated silica

Precipitated silicas, a process for their preparation and their use...

Precipitated silicas

Precipitated silicas, a process for their preparation and their use...

Process for the production of precipitated silica

Precipitated silicas and process for their production and use

Process for preparing precipitated silica

Cerium containing precipitated silica, process for its production

Precipitated silicic acid, method and compositions containing same

Boron containing precipitated silica

Precipitated silicic acid, method and compositions containing same

Hydrophobic precipitated silicic acid and compositions containing same

Patents Applicationslast 30 patents

EFFICIENT MATTING AGENTS BASED ON PRECIPITATED SILICAS

EFFICIENT MATTING AGENTS BASED ON PRECIPITATED SILICAS

Precipitated Silica

Precipitated silica

Silica and silicate by precipitation at constant alkali number, and...

Efficient matting agents based on precipitated silicas

Silica and silicate by precipitation at constant alkali number, and...

Precipitated silicas

High-structure precipitated silicas