Glazed refractory support for delivering glass to a forming cham

Details Glazed refractory support for delivering glass to a forming cham Glazed refractory support for delivering glass to a forming cham

1976-03-26

1977-08-09

Kellogg, Arthur D.

Glass manufacturing

With fluid support for article or preform

Gaseous support

65 32, 65374R, C03B 1802

Patent

active

040408094

ABSTRACT:
A flat glassmaking facility having a refractory threshold or other refractory support for delivering molten glass from a refiner or conditioner of a glass furnace to a bath or pool of molten metal in a flat glass forming chamber is provided with a refractory threshold or support having a superficial layer or glaze of differing refractory composition than the threshold or support composition on at least a portion of the surfaces of the refractory threshold or support in order to substantially inhibit the passage of gases through the refractory threshold or support.

REFERENCES:
patent: 710357 (1902-09-01), Heal
patent: 789911 (1905-05-01), Hitchcock
patent: 3083551 (1963-04-01), Pilkington
patent: 3123458 (1964-03-01), Swift et al.
patent: 3655356 (1972-04-01), Javaux
patent: 3843346 (1974-10-01), Edge et al.
patent: 3854922 (1974-12-01), Sensi et al.
patent: 3884665 (1975-05-01), Edge et al.
patent: 3898069 (1975-08-01), Cerutti et al.

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