Refractory gas permeable structural unit

Details Refractory gas permeable structural unit Refractory gas permeable structural unit

1981-07-06

1983-03-29

Rosenberg, P. D.

Metallurgical apparatus

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

75 59, 75 60, 266218, 266220, C21B 716

Patent

active

043781063

ABSTRACT:
A refractory gas permeable structural unit for blowing a gas into a metal treatment container and through its casing, has a refractory gas permeable stone, a first metal housing sealingly surrounding the stone, a second metal housing arranged at a distance from the first metal housing, a refractory substantially gas impermeable filler material provided between the first and second metal housings, and at least one connection and a distribution chamber provided at the end face of the stone.

REFERENCES:
patent: 3330645 (1967-07-01), DeMoustier
patent: 3610602 (1971-10-01), Deacon
patent: 3971548 (1976-07-01), Folgero
patent: 4053147 (1977-10-01), Moser

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