In metallurgy, several specialized furnaces are used. These include:
Furnaces used in smelters, including:
Open hearth furnace
Basic oxygen furnace
Electric arc furnace
Electric induction furnace
The blast furnace, used to reduce iron ore to pig iron
Steelmaking furnaces, including:
Furnaces used to remelt metal in foundries.
Furnaces used to reheat and heat treat metal for use in:
Rolling mills, including tinplate works and slitting mills.