Glass manufacturing – Processes – Operating under inert or reducing conditions
Patent
1988-06-20
1989-06-27
Kellogg, Arthur
Glass manufacturing
Processes
Operating under inert or reducing conditions
65DIG16, 65 321, 501 30, 501 40, C03B 37027, C03C 332
Patent
active
048426318
ABSTRACT:
An improved method of making carbon dioxide and chlorine free fluoride-based glass wherein the atmosphere in the furnace enclosure is sulphur hexafluoride gas at a positive over pressure.
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Collier Stanton E.
Kellogg Arthur
Singer Donald J.
The United States of America as represented by the Secretary of
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