Klaus Dittmer

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Gelnhausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for holding a hollow cylinder of silicon dioxide soot
- Patent number 5,738,702
- Issue date Apr 14, 1998
- Heraeus Quarzglas GmbH
- Klaus Ruppert
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for the sintering of hollow cylinders of silicon dioxide soot
- Patent number 5,665,132
- Issue date Sep 9, 1997
- Heraeus Quarzglas GmbH
- Klaus Ruppert
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Mold for production of a quartz glass component
- Patent number 5,665,139
- Issue date Sep 9, 1997
- Heraeus Quarzglas GmbH
- Klaus Ruppert
- C03 - GLASS MINERAL OR SLAG WOOL