Gas purge brick for metallurgical furnaces and vessels

Details Gas purge brick for metallurgical furnaces and vessels Gas purge brick for metallurgical furnaces and vessels

C - Chemistry, Metallurgy

21

C

39/104

C21C 5/48 (2006.01) B22D 1/00 (2006.01)

Patent

CA 1257091

Abstract: The invention relates to a gas purge brick 1 for metallurgical furnaces and vessels, which is connected with a gas supply pipe 8 on its cold brick end 4 laying remote from the interior of the furnace or vessel respectively. In the longitudinal direction of this gas purge brick 1 there is centrally arranged a solid metal core 9 which is helically surrounded by a helix 10 of metal. Optionally at least in the part adjoining the cold brick end 4, the gas supply pipe 8 is concentrically surrounded by a protecting tube 13 filled with a refractory material 14.

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