Gunter Holdenried

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Leichlingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for electrically heating a vertically erect chamber
- Patent number 7,078,656
- Issue date Jul 18, 2006
- Solarworld Aktiengesellschaft
- Heiko Herold
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method for producing highly-pure granular silicon
- Patent number 6,849,244
- Issue date Feb 1, 2005
- Solarworld Aktiengesellschaft
- Theo König
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Device for exchanging a die plate of a prilling tower and method fo...
- Patent number 6,695,991
- Issue date Feb 24, 2004
- Bayer Aktiengesellschaft
- Rolf Lanze
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Device for electrically heating a vertically erect chamber
- Publication number 20050236393
- Publication date Oct 27, 2005
- Heiko Herold
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Method for producing highly-pure granular silicon
- Publication number 20040047795
- Publication date Mar 11, 2004
- Theo Konig
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL