Blast furnace air heater

F - Mech Eng,Light,Heat,Weapons – 27 – B

Patent

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Details

39/66, 39/94

F27B 14/08 (2006.01) C21B 9/04 (2006.01) C21B 9/06 (2006.01)

Patent

CA 1065608

ABSTRACT An air heater for blast furnaces having a metal stack casing merg- ing by way of a funnel-shaped widened part into a metal cupola of increased dimensions at its upper end, a refractory lining of the cupola being carried on an annular support structure located within the funnel-shaped widened part of the stack casing. Simplified construction of the air heater in the transition zone between the stack and the cupola, so as substantially to obviate accumulations of stress in the metal skin.

236454

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