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Essen, DE
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Patents Grants
last 30 patents
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Patent Grant
Granular pumice and method for producing granular pumice
Patent number
9,388,075
Issue date
Jul 12, 2016
Evonik Degussa GmbH
Markus Roos
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Defoamer compositions for building-product mixtures
Patent number
9,005,361
Issue date
Apr 14, 2015
Evonik Industries AG
Frauke Henning
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Granular pumice and method for producing granular pumice
Patent number
8,859,096
Issue date
Oct 14, 2014
Evonik Degussa GmbH
Markus Roos
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Hydrophobized cement-containing compositions
Patent number
7,931,747
Issue date
Apr 26, 2011
Evonik Goldschmidt GmbH
Bernd Weyershausen
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
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Patent Application
GRANULAR PUMICE AND METHOD FOR PRODUCING GRANULAR PUMICE
Publication number
20140370294
Publication date
Dec 18, 2014
ROTEC Rohstoff-Technik GmbH & Co. Kg
Markus Roos
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Composition for the Optimization of Mineral Building Material Compo...
Publication number
20130345340
Publication date
Dec 26, 2013
EVONIK DEGUSSA GmbH
Ralph Scheuermann
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
DEFOAMER COMPOSITIONS FOR BUILDING-PRODUCT MIXTURES
Publication number
20130174760
Publication date
Jul 11, 2013
Frauke HENNING
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
GRANULAR PUMICE AND METHOD FOR PRODUCING GRANULAR PUMICE
Publication number
20130143044
Publication date
Jun 6, 2013
Markus Roos
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HYDROPHOBIZED CEMENT-CONTAINING COMPOSITIONS
Publication number
20100154682
Publication date
Jun 24, 2010
Evonik Goldschmidt GmbH
Bernd Weyershausen
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES