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Furnace Technology

Furnace Technology
Which is a continuous furnace?

None of these
Coke ovens
Glass tank furnace
Annealing furnace

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Furnace Technology
Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of

Thoria
Graphite powder
Zircon powder
Beryllium

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Furnace Technology
Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the

Corrosive nature of the waste gas
All of these
Dust concentration & nature of dust in waste gas
Quantity & temperature of waste gas

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Furnace Technology
Regenerators compared to the recuperators for the same duty

Are less costly
Occupy more space
All of these
Are of smaller size

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Furnace Technology
Which one is not an induced draught furnace?

Sintering furnace
Blast furnace stove
High pressure boiler
None of these

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

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

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