Metallurgical Engineering > GATE 2023 > Extractive Metallurgy
Identify the INCORRECT statement(s) _______.
A
Calcination is typically exothermic and roasting is usually endothermic.
B
Coking of coal is carried out in a shaft furnace.
C
The aims of extractive metallurgy processing are separation, compound formation, metal production, and metal purification.
D
The secondary steelmaking offers steel cleanliness, composition adjustments, and temperature adjustments.

Correct : a,b

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