Glass forehearth

Glass manufacturing – Glass conditioning channel section

Patent

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Details

651351, 651364, 65137, 65356, C03B 523

Patent

active

053839498

ABSTRACT:
A glass forehearth is disclosed which is made up of upstream and downstream zones each having a roof structure which divides the channel into opposed side channels separated by a central channel. The glass in the central channel is heated for at least a portion of its length enabling the flow rate of the forehearth to be decreased.

REFERENCES:
patent: 4655812 (1987-04-01), Blumenfeld

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