Fritz Simmat

Person

Gelnhausen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the production of a homogeneous ream-free body made of...
- Patent number 5,443,607
- Issue date Aug 22, 1995
- Heraeus Quarzglas GmbH
- Wolfgang Englisch
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for the purification of granular silicon dioxide
- Patent number 4,956,059
- Issue date Sep 11, 1990
- Heraeus Quarzschmelze GmbH
- Wolfgang Englisch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of verifying a porous article made out of glass soot and fur...
- Patent number 4,842,628
- Issue date Jun 27, 1989
- Heraeus Quarzschmelze GmbH
- Karl Kreutzer
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for the continuous building of a hollow cylindrical soot bod...
- Patent number 4,676,814
- Issue date Jun 30, 1987
- Heraeus Quarzschmelze GmbH
- Dieter Ross
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus for manufacturing stria-free, bubble-free and homogeneous...
- Patent number 4,666,495
- Issue date May 19, 1987
- Heraeus Quarzschmelze GmbH
- Karl Kreutzer
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing stria-free, bubble-free and homogeneous qua...
- Patent number 4,612,023
- Issue date Sep 16, 1986
- Heraeus Quarzschmelze GmbH
- Karl Kreutzer
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and apparatus for the production of flat, transparent vitreo...
- Patent number 4,475,204
- Issue date Oct 2, 1984
- Heraeus Quarzschmelze GmbH
- Lutz Brandt
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lightweight mirror especially for astronomical purposes
- Patent number 4,466,700
- Issue date Aug 21, 1984
- Heraeus Quarzschmelze GmbH
- Uwe Christiansen
- G02 - OPTICS
Information Patent Grant
Method for the production of flat, transparent vitreous silica slab...
- Patent number 4,377,405
- Issue date Mar 22, 1983
- Heraeus Quarzschmelze GmbH, Quarzstrasse
- Lutz Brandt
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of producing synthetic quartz glass
- Patent number RE30883
- Issue date Mar 16, 1982
- Heraeus Quarzscmelze GmbH
- Karlheinz Rau
- 065 - Glass manufacturing
Information Patent Grant
Method for the production of semiproduct for the production of ligh...
- Patent number 4,235,615
- Issue date Nov 25, 1980
- Heraeus Quartzschmelze GmbH
- Karlheinz Rau
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Light conducting fiber
- Patent number 4,165,915
- Issue date Aug 28, 1979
- Heraeus Quarzschmelze GmbH
- Karlheinz Rau
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of producing synthetic quartz glass, apparatus for the pract...
- Patent number 4,162,908
- Issue date Jul 31, 1979
- Heraeus Quarzschmelze GmbH
- Karlheinz Rau
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of surface crystallizing quartz
- Patent number 4,102,666
- Issue date Jul 25, 1978
- Heraeus-Schott Quarzschmelze GmbH
- Peter Baumler
- C30 - CRYSTAL GROWTH

Fritz Simmat

Person

Patents Grantslast 30 patents

Process for the production of a homogeneous ream-free body made of...

Process for the purification of granular silicon dioxide

Method of verifying a porous article made out of glass soot and fur...

Method for the continuous building of a hollow cylindrical soot bod...

Apparatus for manufacturing stria-free, bubble-free and homogeneous...

Method of manufacturing stria-free, bubble-free and homogeneous qua...

Method and apparatus for the production of flat, transparent vitreo...

Lightweight mirror especially for astronomical purposes

Method for the production of flat, transparent vitreous silica slab...

Method of producing synthetic quartz glass

Method for the production of semiproduct for the production of ligh...

Light conducting fiber

Method of producing synthetic quartz glass, apparatus for the pract...

Method of surface crystallizing quartz