Heat shield for refractory tube in molten glass feeder

Details Heat shield for refractory tube in molten glass feeder Heat shield for refractory tube in molten glass feeder

1985-04-11

1986-04-08

Kellogg, Arthur

Glass manufacturing

Molten glass dispensing means

Discharge orifice below melt level

65330, 65331, C03B 708

Patent

active

045810559

ABSTRACT:
A heat shield for the refractory tube in a molten glass feeder has an annular metal shell with semi-circular insulating segments stacked therein. The shell is made in half sections to permit easy removal and the segments are provided in sets with relieved areas to accommodate the reciprocating refractory plungers.

REFERENCES:
patent: 1792932 (1931-02-01), Rule
patent: 2039242 (1936-04-01), Honiss
patent: 3582309 (1971-06-01), Bracken
patent: 4328023 (1982-05-01), Vilk
patent: 4478631 (1984-10-01), Mumford

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