Method for producing matte or crude metal in a suspension smelting furnace and suspension smelting furnace

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United States of America Patent

PATENT NO 9926617
APP PUB NO 20150315673A1
SERIAL NO

14650527

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Abstract

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A method is provided for producing matte such as copper or nickel matte or crude metal such as blister copper in a suspension smelting furnace such as a flash smelting furnace or a flash converting furnace. Also provided is a suspension smelting furnace such as a flash smelting furnace or a flash converting furnace. The suspension smelting furnace comprises a reaction shaft, a settler in communication with a lower end of the reaction shaft, and an uptake shaft. The settler extending in two opposite directions from a landing zone for a jet of oxidized suspension below the reaction shaft in the settler so that the settler comprises a first settler part on a first side of the landing zone and a second settler part on an opposite second side of the landing zone.

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Patent Owner(s)

  • OUTOTEC (FINLAND) OY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lahtinen, Markku Espoo, FI 13 33

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