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Furnace Technology

Furnace Technology
Hearth furnaces are not used for

Melting
Roasting
Reheating
None of these

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Furnace Technology
Regenerators are installed in

Coke ovens
Neither A nor B
Both A & B
Open hearth furnace

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Furnace Technology
Which furnace employs natural draft?

Coke oven
Boiler
L.D. converter
Rotary kilns

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Furnace Technology
Acid dew point temperature (ADT) of a flue gas produced by the combustion of a fuel containing 1% sulphur may be about __________ °C.

180
130
80
250

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Furnace Technology
Pot furnace which is either regenerative or recupterative, is used in the manufacture of

Stainless steel
Glass
Refractory bricks
Potteries

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Furnace Technology
Test specimen for determination of refractoriness under load (RUL) of a refractory is heated in a

Furnace employing negative pressure
Reducing atmosphere
Carbon resistance furnace
Furnace employing neutral atmosphere

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