High aluminia tar-impregnated pressure pouring tubes

Dispensing – Processes of dispensing – Molten metal

Patent

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Details

222606, 222607, B22D 4154

Patent

active

051512009

ABSTRACT:
An improved metal pouring tube especially adapted for conducting molten metal such as liquid steel, the tube being formed of carbon-impregnated ceramic-bonded refractory material principally comprising alumina, zirconia and silica. Also included is the method of forming the tube.

REFERENCES:
patent: 2275702 (1942-03-01), Thomas
patent: 4257542 (1981-03-01), Aller et al.
patent: 4585485 (1986-04-01), Shikano et al.

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