118751 ⎘
Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
METHOD FOR PRODUCING MOLTEN PIG IRON
#2PROCESS FOR PRODUCING RAW STEEL AND AGGREGATE FOR PRODUCTION THEREOF
#3Method for operating a metallurgical furnace
#4Oxygen injection for reformer feed gas for direct reduction process
#5Direct reduction process utilizing hydrogen
#6Method for producing rock wool and recoverable cast iron
#7Metallurgical furnace for producing metallic alloys
#8OXYGEN BOOSTING AND NATURAL GAS REPLACEMENT OF COKE IN CUPOLAS
#9Device for determining the topography of the burden surface in a shaft furnace
#10Metallurgical furnace
#11Shaft furnace and method of operating same
#12Process for producing direct reduced iron (DRI) utilizing gases derived from coal
#13Process for direct reduction of iron oxide
#14System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas
#15Direct smelting process
#16Method for operating a shaft furnace, and shaft furnace operable by that method
#17Melting starting material in a cupola furnace
#18Method for producing mineral wool
#19Method for supersonically injecting oxygen into a furnace
#20Method for operating a shaft furnace, and shaft furnance operable by that method
#21Vertical shaft melting furnace
#22Support system for smelting-furnace exhaust-gas stack
#23Vertical shaft melting furnace