Norbert KERN

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Haltern am See, DE

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Patents Grantslast 30 patents

Information Patent Grant
Ceramic composite wall covering
- Patent number 8,568,865
- Issue date Oct 29, 2013
- Evonik Degussa GmbH
- Edwin Nun
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for sealing natural stones
- Patent number 7,968,202
- Issue date Jun 28, 2011
- Evonik Degussa GmbH
- Edwin Nun
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for producing 1-methyl-3-nitroguanidine
- Patent number 6,486,348
- Issue date Nov 26, 2002
- Nigu Chemie GmbH
- Norbert Kern
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR ACID HYDROLYSIS OF PURE POLYLAUROLACTAM
- Publication number 20240018092
- Publication date Jan 18, 2024
- Evonik Operations GmbH
- Alexander Richter
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CERAMIC COMPOSITE WALL COVERING
- Publication number 20140044878
- Publication date Feb 13, 2014
- EVONIK DEGUSSA GmbH
- Edwin NUN
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Ceramic Composite Wall Covering
- Publication number 20080020190
- Publication date Jan 24, 2008
- Edwin Nun
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
METHOD FOR PRODUCING 1-METHYL-3-NITROGUANIDINE
- Publication number 20020173675
- Publication date Nov 21, 2002
- Norbert Kern
- C07 - ORGANIC CHEMISTRY