Casing assembly for injecting material into a metallurgical vess

Details Casing assembly for injecting material into a metallurgical vess Casing assembly for injecting material into a metallurgical vess

1986-04-30

1987-12-01

Rutledge, L. Dewayne

Metallurgical apparatus

Means for introducing fluent into vessel, e.g., tuyere

Having means preventing damage to introducing means, e.g.,...

266282, 266283, 266286, C21C 548

Patent

active

047099054

ABSTRACT:
A casing assembly includes a nozzle brick to form part of a wall of a metallurgical vessel. The nozzle brick has therethrough a conical opening defined by a conical inner surface. A casing to be inserted into the conical opening has a truncated conical shape including a conical outer surface and an axially extending flow through opening. The conical opening and the casing have coaxial center axes, and the conical inner and outer surfaces extend at equal angles of inclination to such axes. The conical inner surface is jacketed with a thin metal shell having a conical shape with the same inclination as that of the conical inner and outer surfaces.

REFERENCES:
patent: 2947527 (1960-08-01), Spire

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