Method for producing glass article and glass-melting furnace

The method for producing a glass article is provided with a glass-melting step for continuously melting a glass raw material Gr in a glass-melting furnace 1 by ohmic heating (electrical heating) by an electrode 11 to form molten glass Gm and a molding step for molding plate glass from the molten gla...

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Hauptverfasser: SAKURABAYASHI, TORU, HASEGAWA, TORU
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The method for producing a glass article is provided with a glass-melting step for continuously melting a glass raw material Gr in a glass-melting furnace 1 by ohmic heating (electrical heating) by an electrode 11 to form molten glass Gm and a molding step for molding plate glass from the molten glass Gm by a downdraw method. In the glass-melting step, the amount of water vapor in the atmosphere within the glass-melting furnace 1 is adjusted to 15 g/Nm3 or less.