Bottom tap of a glass melting furnace and method of operating th

Details Bottom tap of a glass melting furnace and method of operating th Bottom tap of a glass melting furnace and method of operating th

1989-02-08

1989-10-10

Kellogg, Arthur

Glass manufacturing

Processes

Discharging molten glass downwardly through orifice

65129, 65164, 65326, 65327, C03B 526

Patent

active

048728977

ABSTRACT:
A bottom tap of a glass melting furnace comprises a tap brick with a tap hole in which glass is frozen when the tap is not in operation and seals the tap. A tap gate of refractory and non-oxidizing metal is urged against the tap brick underneath the tap hole which is connected as an electrode to a counter-electrode situated in a glass bath. A tap chamber is situated underneath the tap gate, and a removable insulation is provided for the tap chamber.

REFERENCES:
patent: 1928288 (1933-09-01), Henry
patent: 3230060 (1966-01-01), Lippmann
patent: 3554727 (1971-01-01), Stevenson
patent: 4017294 (1977-04-01), Sanford et al.
patent: 4402724 (1983-09-01), Weisenburger et al.
patent: 4566888 (1986-01-01), Schaefer

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