Method for producing liquid pig iron

Process and apparatus for producing liquid pig iron or primary steel products from iron-containing material in lump form in a fusion gasifier (1), in which, with lump coal and oxygen-containing gas being fed in, and with simultaneous formation of a reduction gas, the iron-containing material is fuse...

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Hauptverfasser: L.W. KEPPLINGER, K. WIDER, H. MIZELLI
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creator L.W. KEPPLINGER
K. WIDER
H. MIZELLI
description Process and apparatus for producing liquid pig iron or primary steel products from iron-containing material in lump form in a fusion gasifier (1), in which, with lump coal and oxygen-containing gas being fed in, and with simultaneous formation of a reduction gas, the iron-containing material is fused, lump coal being fed to the fusion gasifier (1) from above and, together with the iron-containing material, forming a fixed bed (6) in the fusion gasifier (1) and thereby giving off its fraction of volatile hydrocarbons into the dome space (11) located above the fixed bed (6), and pulverized-fuel burners (15) being directed obliquely from above towards the surface of the fixed bed (6). The operation of the pulverized-fuel burners (15) is in this case controlled in such a way that the combustion of the carbon fraction of the carbon carriers in fine particle form takes place in a proportion of at least 40% to form CO2.
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MIZELLI</creatorcontrib><description>Process and apparatus for producing liquid pig iron or primary steel products from iron-containing material in lump form in a fusion gasifier (1), in which, with lump coal and oxygen-containing gas being fed in, and with simultaneous formation of a reduction gas, the iron-containing material is fused, lump coal being fed to the fusion gasifier (1) from above and, together with the iron-containing material, forming a fixed bed (6) in the fusion gasifier (1) and thereby giving off its fraction of volatile hydrocarbons into the dome space (11) located above the fixed bed (6), and pulverized-fuel burners (15) being directed obliquely from above towards the surface of the fixed bed (6). 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The operation of the pulverized-fuel burners (15) is in this case controlled in such a way that the combustion of the carbon fraction of the carbon carriers in fine particle form takes place in a proportion of at least 40% to form CO2.</abstract><edition>7</edition><oa>free_for_read</oa></addata></record>
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subjects BLASTING
BURNERS
CARBURETTING AIR OR OTHER GASES
CHEMISTRY
COMBUSTION APPARATUS
COMBUSTION PROCESSES
FUELS
HEATING
LIGHTING
LUBRICANTS
MANUFACTURE OF IRON OR STEEL
MECHANICAL ENGINEERING
METALLURGY
METALLURGY OF IRON
METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
PEAT
PETROLEUM, GAS OR COKE INDUSTRIES
PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROMSOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES
TECHNICAL GASES CONTAINING CARBON MONOXIDE
WEAPONS
title Method for producing liquid pig iron
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