Furnace Technology
Decarburisation of steel

All of these
Is the removal of carbon from iron carbide (Fe₃C)
Affects its crystalline structure
Is favoured by CO₂

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Furnace Technology
In a furnace, the heat taken by the charge/stock and the heat lost to the furnace structure & flue gases depends on the

All of these
Nature of process ; whether batch, continuous or intermittant
Rate of firing and emissivity of flame
Thermal conductivity of the charge & structural materials of furnace

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