Glass composition and method for producing glass article
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United States of America Patent
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Nov 2, 2010
Grant Date -
Aug 23, 2007
app pub date -
Oct 19, 2004
filing date -
Oct 20, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
He in the atmosphere. The method of producing a glass article of the present invention includes the steps of: melting a glass raw material by heating; homogenizing molten glass; forming the molten glass into a desired shape; and cooling the shaped glass to room temperature, in which helium with a certain mass ratio is dissolved in the glass material so that the glass article of the present invention is obtained.
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