Direct Reduction Iron Process

URI: https://gptkb.org/entity/Direct_Reduction_Iron_Process
GPTKB entity
Statements (49)
Predicate Object
gptkbp:instanceOf metallurgist
gptkbp:advantage lower capital cost
flexibility in plant size
gptkbp:alsoKnownAs DRI process
gptkbp:alternativeTo blast furnace process
gptkbp:canBe renewable hydrogen
low-grade iron ore
gptkbp:CO2EmissionsComparedToBlastFurnace lower
gptkbp:combines gptkb:electric_arc_furnace
gptkbp:commercialTechnologies gptkb:HYL
Energiron
FINMET
MIDREX
gptkbp:compatibleWith coke
sintering
gptkbp:contributedTo decarbonization of steel industry
gptkbp:doesNotMeltIron true
gptkbp:environmentalImpact lower CO2 emissions than blast furnace
gptkbp:feedstock gptkb:iron_ore
pellets
lump ore
gptkbp:finalProductForm pellets
lumps
briquettes
gptkbp:foundIn gptkb:India
gptkb:Iran
gptkb:Mexico
gptkb:Russia
gptkb:United_States
https://www.w3.org/2000/01/rdf-schema#label Direct Reduction Iron Process
gptkbp:inventedBy 20th century
gptkbp:limitation limited scale compared to blast furnace
requires high-quality iron ore
gptkbp:operatesAtTemperature 800–1200°C
gptkbp:powerSource gptkb:coal
natural gas
gptkbp:primaryUse regions with abundant natural gas
gptkbp:product carbon dioxide
water vapor
sponge iron
gptkbp:reduces hydrogen
carbon monoxide
syngas
gptkbp:usedFor producing direct reduced iron
gptkbp:usedIn steelmaking
gptkbp:uses natural gas
solid reducing agents
gptkbp:bfsParent gptkb:Blast_Furnaces
gptkbp:bfsLayer 7