Refractory gas-permeable structural unit

Details Refractory gas-permeable structural unit Refractory gas-permeable structural unit

1981-06-25

1983-07-26

Rosenberg, P. D.

Metallurgical apparatus

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

266220, C21B 716

Patent

active

043950264

ABSTRACT:
A refractory gas-permeable structural unit for blowing a gas into a metal treatment vessel and through its casing has at least two elements composed of refractory material and having abutting longitudinal faces provided with at least one metal layer, a metal housing surrounding the elements to connect them with one another and tightly abutting against other longitudinal faces of the elements, and a gas distribution chamber formed at an end face of the elements and communicating with a gas supply conduit.

REFERENCES:
patent: 3971548 (1976-07-01), Folgero

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