Glass manufacturing – Processes – Fining or homogenizing molten glass
Patent
1987-09-29
1989-01-03
Kellogg, Arthur
Glass manufacturing
Processes
Fining or homogenizing molten glass
65136, 65 27, C03B 5225
Patent
active
047948604
ABSTRACT:
In a process for refining molten glass or the like by vacuum, the collapse of foam is accelerated by contacting the foam with foam breaking substances. The foam breaking substances include water, alkali metal compounds such as sodium hydroxide or sodium carbonate, and solutions of such compounds.
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Kellogg Arthur
Millman Dennis G.
PPG Industries Inc.
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