LARGE MELTING FURNACE SUITABLE FOR BOROSILICATE GLASS
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United States of America Patent
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Issued Date -
Jul 16, 2020
app pub date -
Jan 25, 2020
filing date -
Sep 16, 2014
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Abstract
A large melting furnace suitable for borosilicate glass. The melting furnace includes a melting area, a reinforcing area, an ascending area and a clarifying area. The melting area includes no furnace crown, a surface of molten glass in the melting area is not covered by any wall and exposed for feeding. The reinforcing area includes a first furnace crown, the first furnace crown includes a first partition wall and a second partition wall, and the reinforcing area and the melting area are separated by the first partition wall, and a lower end of the first partition wall goes deep below a surface of molten glass but is not in contact with a bottom of the melting furnace, so as to guarantee that the molten glass in the melting area and the reinforcing area is interconnected.
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