Lance with venturi oxygen nozzle
Lancing apparatus for top-blown metallurgical furnaces
Laundry dryer
Lavatory setter
Lead alloying apparatus and method
Lead bullion refining process
Level control for rotating furnaces
Lifter for heat exchanging device, rotary device equipped...
Lifting gear for a cover to be placed on a metallurgical vessel
Lime sludge feed arrangement
Limited modulation furnace and method for controlling the same
Lined coolers for rotary kilns
Lining for a cup-shaped furnace bed
Lining for a direct-current electric arc furnace
Lining for high temperature furnaces
Lining for metallurgical purposes
Lining for rotary kilns or furnaces
Lining of furnace walls
Lining of the internal surface of a blast furnace
Linings for high temperature ovens