Glass-substrate manufacturing method
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United States of America Patent
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Jan 3, 2017
Grant Date -
Aug 13, 2015
app pub date -
Apr 22, 2015
filing date -
Mar 31, 2011
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Abstract
A glass-substrate manufacturing method which includes a forming step and a cooling step. In the forming step, a molten glass is formed into a sheet glass by a down-draw process. In the cooling step, the sheet glass is cooled. The cooling step includes first, second and third coating steps as defined herein.
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