APPARATUS FOR CHARGING OF RECOVERY IRON-ORE FINES DIRECTLY INTO MELTING GASIFICATOR Russian patent published in 2001 - IPC

Abstract RU 2165985 C1

FIELD: metallurgy. SUBSTANCE: apparatus has final reduction furnace with fluidized bed and melting gasificator connected to final reduction furnace. The latter has plurality of iron ore fines discharge openings. Lumpy coal is charged into melting gasificator so as to define compacted coal layer, into which reduced iron ore fines are delivered from final reduction furnace. Side wall of melting gasificator is provided with charging openings connected vis channels to openings of final reduction furnace, so reduced iron ore fines are continuously discharged from furnace and charged into compacted coal layer in melting gasificator. Apparatus is employed in molten iron production unit using coal and iron ore fines. EFFECT: increased efficiency and reduced loss of iron ore fines by direct charging of coal and reduced iron ore fines into melting gasificator. 11 cl, 3 dwg

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RU 2 165 985 C1

Authors

Sin M'Ong K'Jun

Dzoo Sang Khoon

Dates

2001-04-27Published

1998-12-18Filed