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FURNACE TECHNOLOGY

Furnace Technology
Regenerators are used for waste heat recovery in

Beehive coke oven
Soaking pits
Blast furnace stoves
By-product coke ovens

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Furnace Technology
The heat recoverable from flue gases of furnaces depends on the

Thermal efficiency of furnace
Quantity of flue gases
All of these
Flue gas temperature drop through the furnace

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Furnace Technology
Shaft furnaces are used for

Smelting
Calcining
Roasting
All of these

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Furnace Technology
Reheating furnace (pusher type) is used for heating

Ingots
Steel sheets
Slabs
Steel coils

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Furnace Technology
Ceramic recuperators (made of SiC) is economical, only when used for preheating combustion air above __________ °C.

1000
850
650
250

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