Hans-Christof Freiheit

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Burghausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Polycrystalline silicon rod for zone reflecting and a process for t...
- Patent number 7,939,173
- Issue date May 10, 2011
- Wacker Chemie AG
- Mikhail Sofin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Polycrystalline Silicon Rod For Zone Reflecting And A Process For T...
- Publication number 20080286550
- Publication date Nov 20, 2008
- Wacker Chemie AG
- Mikhail Sofin
- C30 - CRYSTAL GROWTH