GLASS FURNACE, IN PARTICULAR FOR CLEAR OR ULTRA-CLEAR GLASS, WITH A REDUCTION IN THE PRIMARY RECIRCULATION
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United States of America Patent
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Issued Date -
Jul 19, 2012
app pub date -
Sep 28, 2010
filing date -
Sep 30, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a glass furnace for heating and melting materials to be vitrified, in which two loops (B1, B2) for recirculating molten glass are formed in the bath between a hotter central area (I) of the furnace and the entrance and exit at a lower temperature, respectively. The furnace comprises a means (X) for slowing the flow of molten glass in the primary recirculation loop (B1).
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