Sven Engler

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Clausthal-Zellerfeld, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for the production of an internally vitrified SiO2 crucible
- Patent number 7,178,366
- Issue date Feb 20, 2007
- Wacker Chemie AG
- Fritz Schwertfeger
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process and a device for producing ceramic molds
- Patent number 6,827,988
- Issue date Dec 7, 2004
- Technische Universitat Clausthal
- Tobias Krause
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Method for producing an si3n4 coated sio2 molded body
- Publication number 20070013098
- Publication date Jan 18, 2007
- Wacker Chemie AG
- Fritz Schwertfeger
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method for the production of an internally vitrified SiO2 crucible
- Publication number 20040237588
- Publication date Dec 2, 2004
- Wacker-Chemie GmbH
- Fritz Schwertfeger
- C30 - CRYSTAL GROWTH
Information Patent Application
SiO2 shaped body which has been vitrified in partial areas, process...
- Publication number 20040118158
- Publication date Jun 24, 2004
- Wacker-Chemie GmbH
- Fritz Schwertfeger
- C30 - CRYSTAL GROWTH
Information Patent Application
SiO2 shaped body which is vitrified in partial regions or completel...
- Publication number 20030104920
- Publication date Jun 5, 2003
- Wacker-Chemie GmbH
- Fritz Schwertfeger
- C30 - CRYSTAL GROWTH
Information Patent Application
Process and a device for producing ceramic molds
- Publication number 20030001313
- Publication date Jan 2, 2003
- Tobias Krause
- B28 - WORKING CEMENT, CLAY, OR STONE