Method and device for introducing fine particle-shaped material into the fluidised bed of a fluidised bed reduction unit

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United States of America Patent

PATENT NO 9512496
APP PUB NO 20150135899A1
SERIAL NO

14401461

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Abstract

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A method for introducing fine particulate material (4) of ferruginous particles into a fluidized bed reduction unit (1) having a fluidized bed (24), wherein the temperature in the fluidized bed (24) is more than 300° C., and wherein the fine particulate material (4) is introduced directly into the fluidized bed (24) and/or into a free space (25) above the fluidized bed (24) by means of a burner (2). The method may be used for producing liquid pig iron (17) or liquid steel precursor products (18) by a smelting reduction process in a smelting reduction unit (22).

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Patent Owner(s)

Patent OwnerAddress
PRIMETALS TECHNOLOGIES AUSTRIA GMBH4031 LINZ

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hauzenberger, Franz Linz, AT 13 45
Millner, Robert Loosdorf, AT 54 175
Plaul, Jan-Friedemann Linz, AT 14 39
Rein, Norbert Vienna, AT 17 39

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