Handling device for a distribution chute of a shaft furnace...
Heat exchange devices for cooling the wall and refractory of...
Heat exchanger, especially blast preheater (or cowper) for...
Heating blast furnace air
Heating device for metallurgical converters_
High velocity multi-piece tuyere and method of constructing...
High velocity tuyere with variable size cooling medium passage
High-production rotary furnace steelmaking
High-production rotary furnace steelmaking
Hopper-loading method and installation
Hot air stove
Hot blast main constructions including a junction
Hot blast stove
Hot blast stove breast wall
Hot blast valve
Hot blast-furnace-lining repairing apparatus
Hot metal gate
Hot-blast main for hot-blast stove system of a blast furnace
Humidification and heating of gases
Hydrogen reduction of ferrous chloride