Method for the recovery of zinc

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United States of America Patent

PATENT NO 11408054
APP PUB NO 20210047709A1
SERIAL NO

17042261

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A method for the recovery of zinc from zinc containing materials using 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, and wherein the method includes the steps of:

    injecting the feed material with a carrier gas into the smelt cyclone,injecting an oxygen containing gas into the smelt cyclone,injecting coal with a carrier gas into the smelting vessel,injecting an oxygen containing gas into the smelting vessel,optionally injecting fluxes with a carrier gas into the smelting vessel, wherein the zinc containing materials are injected into the smelt cyclone and/or into the smelting vessel.

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Patent Owner(s)

  • TATA STEEL NEDERLAND TECHNOLOGY B.V.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hage, Johannes Bilthoven, NL 2 0
Meijer, Hendrikus Koenraad Albertus Bergen, NL 12 12
Peeters, Tim Delft, NL 2 0

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