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Norbert Steiner
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Albstadt, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Cationic polymer dispersions, method for producing said dispersions...
Patent number
8,822,586
Issue date
Sep 2, 2014
Hercules Incorporated
Susanne Bellmann
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Anionic water-in-water polymer dispersion, method for the productio...
Patent number
8,476,391
Issue date
Jul 2, 2013
Ashland Licensing and Intellectual Property LLC
Susanne Bellmann
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Water-soluble or water-swellable polymers, particularly water-solub...
Patent number
7,973,095
Issue date
Jul 5, 2011
Evonik Stockhausen GmbH
Gregor Herth
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ecofriendly cationic polyelectrolytes
Patent number
7,375,173
Issue date
May 20, 2008
Ashland Licensing and Intellectual Property LLC
Norbert Steiner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for reducing harmful organisms in currents of water
Patent number
6,955,766
Issue date
Oct 18, 2005
Degussa AG
Roland Schneider
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for preserving wood and preserved wood obtained in accordanc...
Patent number
6,652,986
Issue date
Nov 25, 2003
Degussa AG
Rüdiger Peldszus
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Process for leaching of precious metals
Patent number
5,336,474
Issue date
Aug 9, 1994
Degussa Aktiengesellschaft
Manfred Diehl
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for the detoxification of cyanide-containing aqueous solutions
Patent number
5,207,925
Issue date
May 4, 1993
Degussa Aktiengesellschaft
Norbert Steiner
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Information
Patent Application
CATIONIC POLYMER DISPERSIONS, METHOD FOR PRODUCING SAID DISPERSIONS...
Publication number
20090050571
Publication date
Feb 26, 2009
Ashland Licensing and Intellectual Property LLC
Susanne Bellmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Water-Soluble or Water-Swellable Polymers, Particularly Water-Solub...
Publication number
20080200583
Publication date
Aug 21, 2008
Stockhausen GmbH
Gregor Herth
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Highly Cationic Polymer Dispersions, Method For Producing Them And...
Publication number
20080033094
Publication date
Feb 7, 2008
ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC,
Susanne Bellmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Anionic Water-In-Water Polymer Dispersion, Method For The Productio...
Publication number
20070203290
Publication date
Aug 30, 2007
Ashland Licensing and Intellectual Property LLC
Susanne Bellmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Hydrosoluble polymers exhibiting improved solubility characteristic...
Publication number
20070184266
Publication date
Aug 9, 2007
Norbert Steiner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Powdery, water-soluble cationic polymer composition, method for the...
Publication number
20070173586
Publication date
Jul 26, 2007
Gregor Herth
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Powdery, water-soluble cationic polymer compositions, method for th...
Publication number
20070032677
Publication date
Feb 8, 2007
Stockhausen GmbH
Gregor Herth
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Ecofriedly cationic polyelectrolytes
Publication number
20050242045
Publication date
Nov 3, 2005
Norbert Steiner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for reducing harmful organisms in currents of water
Publication number
20050072743
Publication date
Apr 7, 2005
Roland Schneider
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
Process to automatically optimize the performance of a waste water...
Publication number
20040173539
Publication date
Sep 9, 2004
Stockhausen GmbH & Co. KG
Eric Benghozi
G05 - CONTROLLING REGULATING
Information
Patent Application
Method for preserving wood and preserved wood obtained in accordanc...
Publication number
20010044034
Publication date
Nov 22, 2001
Rudiger Peldszus
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...