GLASS MELTING FURNACE AND METHOD FOR MELTING GLASSES
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United States of America Patent
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Issued Date -
Jul 15, 2010
app pub date -
Apr 25, 2008
filing date -
Jun 12, 2007
priority date (Note) -
Abandoned
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Abstract
A glass melting furnace with a tank and a superstructure with a furnace crown and a total internal length (“Lg”), with a preheating zone for charging material and a combustion zone with burners. A single radiation wall is located between the preheating zone and the combustion zone such that the length of the preheating zone is between 15 and 35% of the total internal length and the length of the combustion zone is between 65 and 85% of the total internal length. The preheating zone is designed for use solely with preheating of the charging material within the furnace. The oxidation gas supply contains at least 85 volume percent oxygen and at least one outlet for the waste gases from the preheating zone is connected to the atmosphere without a heat exchanger.
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