118781 ⎘
Making spongy iron or liquid steel, by direct processes Multi-stage processes processes carried out in different vessels or furnaces
Sub-classes:FLUIDIZED BED IRONMAKING PROCESS AND SYSTEM
#2SYSTEM FOR PROCESSING RED MUD AND METHOD OF PROCESSING RED MUD
#3METHOD AND SYSTEM TO PRODUCE A DIRECT REDUCED IRON PRODUCT WITH MULTIPLE CARBON LEVELS FROM A SINGLE SHAFT FURNACE
#4IRONMAKING METHOD
#5BLEED-OFF GAS RECOVERY IN A DIRECT REDUCTION PROCESS
#6STEEL PRODUCTION FROM IRON MELT
#7HIGH PURITY IRON-BEARING MATERIALS AND SYSTEMS AND METHODS OF PRODUCTION THEREOF
#8Modular direct reduction systems and associated methods
#9INTEGRATED SYSTEMS EMPLOYING CARBON OXIDE ELECTROLYSIS IN STEEL PRODUCTION
#10Biomass Direct Reduced Iron
#11LIQUID FEED FOR A BASIC OXYGEN FURNACE
#12IRONMAKING SYSTEM AND IRONMAKING PROCESS OF TWO-SECTION DOWNDRAFT BED
#13Device for manufacturing molten iron
#14Integration of DR plant and electric DRI melting furnace for producing high performance iron
#15SYSTEM FOR PROCESSING RED MUD AND METHOD OF PROCESSING RED MUD
#16Method and apparatus for producing direct reduced iron utilizing a catalytical pretreatment of hydrocarbons as a source of reducing gas
#17Multi-stage suspension magnetizing roasting-magnetic separation system device and method for refractory iron ore
#18Use of top gas in direct reduction processes
#19Fixed-type electric furnace and molten steel production method
#20SUPERHEATING OF AN EXPORT GAS USED IN A REDUCTION PROCESS, IN ORDER TO BALANCE OUT AMOUNT FLUCTUATIONS, AND DEVICE
#21METHOD FOR STORING DISCONTINUOUSLY PRODUCED ENERGY
#22Method for operating blast furnace and method for producing molten pig iron
#23Starting a smelting process
#24METHOD AND SYSTEM FOR PRODUCING PIG IRON OR FLUID STEEL PRE-PRODUCTS
#25Method and device for introducing fine particle-shaped material into the fluidised bed of a fluidised bed reduction unit
#26Burning apparatus and method for manufacturing reduced iron using the same
#27Method and device for producing pig iron
#28Method for the commercial production of iron
#29Method for making liquid iron and steel
#30Method and system for producing pig iron or fluid steel pre-products
#31Process gas purification device for a melt reduction system for extracting pig iron
#32Method and device for the continuous production of steel using metal charge material
#33Tuyere for Manufacturing Molten Iron and Method for Injecting Gas Using the Same
#34Steelmaking facility comprising a direct reduction plant and an electric-arc furnace
#35Process and apparatus for producing liquid pig iron or liquid primary steel products
#36Apparatus for manufacturing molten irons by hot compacting fine direct reduced irons
#37Reduction Processing of Metal-Containing Ores in The Presence of Microwave and RF Energy
#38Electric arc furnace steelmaking
#39Method for the commercial production of iron
#40Apparatus for manufacturing molten irons by injecting fine coals into a melter-gasifier and the method using the same
#41Method and device for producing pig iron and/or pig iron intermediate products
#42Method and system for the supply of hot direct reduced iron for multiple uses
#43Method for manufacturing titanium oxide-containing slag
#44Direct reduction process and apparatus
#45Device for melting down metal-containing material
#46Apparatus for manufacturing molten irons by hot compacting fine direct reduced irons and calcined additives and method using the same
#47Apparatus for manufacturing molten irons to improve operation of fluidized bed type reduction apparatus and manufacturing method using the same
#48Apparatus for manufacturing molten irons to dry and convey iron ores and additives and manufacturing method using the same
#49Valve for aerosol container
#50Combustion looping using composite oxygen carriers
#51Method and device for the continuous production of steel using metal charge material
#52Method and device for producing pig iron and/or pig iron intermediate products
#53Method for producing titanium oxide containing slag
#54Combined pre-treatment process for enabling feed material to be charged in direct reduction processes