Process for the thermal tempering of glass
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United States of America Patent
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May 14, 1985
Issued Date -
N/A
app pub date -
Jun 1, 1982
filing date -
Jan 21, 1980
priority date (Note) -
Expired
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Abstract
A process for the thermal tempering of glass wherein the hot glass is immersed in a vessel in which there are two mutually immiscible liquids. The liquid of lower density is above the liquid of higher density. The glass is precooled for a specific time in the liquid of lower density and then is brought into the liquid of higher density.
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