Franz Gunthner

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Mainz-Lerchenberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the vertical drawing of glass tubes with...
- Patent number 4,936,891
- Issue date Jun 26, 1990
- Schott Glaswerke
- Franz Gunthner
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method and oven for ceramising glass plates
- Patent number 4,851,022
- Issue date Jul 25, 1989
- Schott Glaswerke
- Franz Gunthner
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Methods for the batchwise production of glass
- Patent number 4,820,329
- Issue date Apr 11, 1989
- Schott Glaswerke
- Franz Gunthner
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Electrode arrangement
- Patent number 4,630,280
- Issue date Dec 16, 1986
- Schott Glaswerke
- Franz Gunthner
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method for operator-controlled molten glass lump processing
- Patent number 4,619,682
- Issue date Oct 28, 1986
- Schott Glaswerke
- Franz Gunthner
- C03 - GLASS MINERAL OR SLAG WOOL