Process for the preparation of high grade nickel mats from nickel-containing raw materials refined at least in part by dry metallurgy

摘要

The present invention provides a suitable high grade nickel mat by at least a portion of the concentrate and / ore put into the process first by dry metallurgy with a nickel mat and then put into a suspension melting furnace to produce a suitable high grade nickel mat, without filling conversion A method for producing high grade nickel mats and slags by combining a fusion furnace with any other furnace.