Refractory, ceramic, shaped member

Details Refractory, ceramic, shaped member Refractory, ceramic, shaped member

1988-05-24

1989-12-05

McDowell, Robert

Metallurgical apparatus

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

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

266218, C21C 548

Patent

active

048847879

ABSTRACT:
A refractory, ceramic, shaped member or nozzle. The shaped member is provided with a passage, preferably in the center. To prevent molten material that might penetrate the passage from penetrating therethrough and solidifying at such a later point, a cooling device may be provided in the passage.

REFERENCES:
patent: 3819165 (1974-06-01), Courard et al.
patent: 4023781 (1977-05-01), Fritz et al.
patent: 4036481 (1977-07-01), Pearce et al.
patent: 4423858 (1984-01-01), Ostlund
patent: 4709905 (1987-12-01), Winkelmann et al.
patent: 4721287 (1988-01-01), Winkelman

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