Geoffrey Martin Ballard

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St. Helens, GB

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Patents Grantslast 30 patents

Information Patent Grant
Thermal toughening of glass
- Patent number 4,205,976
- Issue date Jun 3, 1980
- Pilkington Brothers Limited
- Peter Ward
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Thermal treatment of glass in a fluidized bed
- Patent number 4,111,675
- Issue date Sep 5, 1978
- Pilkington Brothers Limited
- Geoffrey Martin Ballard
- F27 - FURNACES KILNS OVENS RETORTS