Tata Steel Nederland Technology B.v.

Christiaan Zeilstra

Hendrikus Koenraad Albertus Meijer

Johannes Hage

A method for off-gas composition control, wherein the off-gas results from a smelting apparatus for smelting a metalliferous feed material, wherein the smelting apparatus includes a smelting vessel, a smelt cyclone mounted on the smelting vessel and in connection with the inside of the smelting vessel and an off-gas duct connected to the smelt cyclone, wherein the method provides that an oxygen containing gas containing 95% oxygen or more is injected into the smelt cyclone and that the feed material is injected into the smelt cyclone with a carrier gas other than nitrogen gas.

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Haarlem, Netherlands

Christiaan Zeilstra