Electric are open/closed Soderberg paste, submerged ore, welding rod.

Blast furnaces for iron, tiny ones.

Cupolas

Hot blast stoves

Torpedo ladles

Bessemer

Tandem

Heat treatment

Galvanising

AOD

Continuous thermit

Treatment ladle

Trendish

Cement rotary kiln

Shaft kiln

Clamp kiln

Ceramic kiln: top loader, top hat, trolley, tunnel kiln, roller hearth

6 in line

Pierce Smith converter

Plasma torch furnace

Induction: channel, coreless

Die casting furnace: how P, high pressure

Press pour

Coke oven

Enamelling furnace

Fluidised bed

Boiler chain grate, power station, locomotive

Crucible furnace

Carbon regenerator

Recuperator

Glass furnace bottles, float glass

Reverbatory furnace

Rocket stove