Bottom outlet or discharge for use in metallurgical vessels for

Details Bottom outlet or discharge for use in metallurgical vessels for Bottom outlet or discharge for use in metallurgical vessels for

1979-02-12

1981-05-19

Dean, R.

Metallurgical apparatus

Means for melting or vaporizing metal or treating liquefied...

With means to discharge molten material

266280, 266283, 266285, 266286, C21C 700

Patent

active

042680158

ABSTRACT:
A bottom outlet or discharge for metallurgical vessels includes a sleeve brick, a nozzle brick positioned in the sleeve brick, the nozzle brick having therethrough a discharge opening, and a highly wear-resistant tubular sleeve fitted within the discharge opening of the nozzle brick. The sleeve brick, the nozzle brick and the sleeve are formed of materials such that they have thermal expansions at 1400.degree. C. of from 1.0 to 1.15%, from 0.5 to 0.8% and from 1.1 to 1.25%, respectively.

REFERENCES:
patent: 3203689 (1965-08-01), Hallowell

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