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Vertical glass melting furnace

  • US 5,241,558 A
  • Filed: 03/11/1992
  • Issued: 08/31/1993
  • Est. Priority Date: 03/18/1991
  • Status: Expired due to Term
First Claim
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1. A vertical glass melting furnace having an inlet for raw materials at a top, an outlet for molten glass at a bottom, and a tabular electric resistance heating element for melting which is immersed at a predetermined level in molten glass, has at least one opening, and covers substantially an entire cross-section of the furnace at said level, said vertical glass melting furnace comprising a stirrer which extends from above the furnace and passes through a batch layer and said heating element so that said stirrer forces circulations for homogenization of the molten glass which has passed through said heating opening and stays in a region below said tabular heating element.

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