Barrier apparatus and method of use for melting and refining gla

Details Barrier apparatus and method of use for melting and refining gla Barrier apparatus and method of use for melting and refining gla

1987-12-14

1989-04-04

Kellogg, Arthur

Glass manufacturing

Processes

Fining or homogenizing molten glass

65337, 65342, 65345, 65347, 6537412, 6537415, C03B 520

Patent

active

048182656

ABSTRACT:
In a method of making glass or the like, wherein the batch materials are liquefied in a distinct zone from the refiner, the liquefied material is heated in an intermediate stage before being fed to the refiner, and a composite barrier of a cooled frame with graphite inserts is employed to restrict passage of material from the intermediate stage.

REFERENCES:
patent: 4045203 (1977-08-01), Bhardwaj et al.
patent: 4317669 (1982-03-01), Boss et al.
patent: 4349376 (1982-09-01), Dunn et al.
patent: 4381934 (1983-05-01), Kunkle et al.

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