Michel Zortea

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Chalon sur Saone, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for working molten glass
- Patent number 4,900,337
- Issue date Feb 13, 1990
- Saint-Gobain Vitrage
- Michel Zortea
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process and device for melting, fining and homogenizing glass
- Patent number 4,693,740
- Issue date Sep 15, 1987
- Saint-Gobain Vitrage
- Robert Noiret
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for producing molten glass
- Patent number 4,543,117
- Issue date Sep 24, 1985
- Saint-Gobain Vitrage
- Paul Burget
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for producing molten glass
- Patent number 4,517,000
- Issue date May 14, 1985
- Saint-Gobain Vitrage
- Paul Burget
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Production of flat glass
- Patent number 4,116,660
- Issue date Sep 26, 1978
- Saint-Gobain Industries
- Michel Zortea
- C03 - GLASS MINERAL OR SLAG WOOL