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Dirk Gohlke
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Mainz, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Coated noble metal elements for glass production
Patent number
8,337,946
Issue date
Dec 25, 2012
Schott AG
Franz Ott
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coated metal elements for producing glass
Patent number
7,648,732
Issue date
Jan 19, 2010
Schott AG
Franz Ott
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coated metal element used for producing glass
Patent number
7,338,714
Issue date
Mar 4, 2008
Schott AG
Franz Ott
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method and device for refining a glass melt using negative pressure
Patent number
7,231,788
Issue date
Jun 19, 2007
Schott AG
Frank Karetta
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
COATED NOBLE METAL ELEMENTS FOR GLASS PRODUCTION
Publication number
20090056382
Publication date
Mar 5, 2009
Franz Ott
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COATED METAL ELEMENTS FOR PRODUCING GLASS
Publication number
20080090013
Publication date
Apr 17, 2008
Franz Ott
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method and device for refining a glass melt using negative pressure
Publication number
20050097922
Publication date
May 12, 2005
Frank Karetta
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Coated metal element used for producing glass
Publication number
20040067369
Publication date
Apr 8, 2004
Franz Ott
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Device for purifying molten glass
Publication number
20020121113
Publication date
Sep 5, 2002
Dirk Gohlke
C03 - GLASS MINERAL OR SLAG WOOL