Apparatus for treating solid particulate material
Apparatus for use in pelletizing ore
Apparatus for vacuum dezincing lead
Appui pour four tubulaire rotatif
Arc furnace control apparatus
Arc furnace electrode control
Arc furnace power supply device
Arc furnace protection
Arc furnace regulator
Arc furnace with an electrode receiving chamber
Arc furnace with variable capacity
Arc heating type extra-furnace refining apparatus
Arc length regulator for consumable electrode melting
Arc metallurgic furnace slagging door
Arc rotation detector
Arrangement and method for heating gas in a gas duct in...
Arrangement and method for tapping a molten phase from a...
Arrangement for improvement of heat economy in rotary kilns,...
Arrangement for preheating scrap
Arrangement for rotating objects in walking beam type furnaces