Beneficiation of the non-ferrous metal values of oxide-containin

Details Beneficiation of the non-ferrous metal values of oxide-containin Beneficiation of the non-ferrous metal values of oxide-containin

1976-05-04

1977-09-13

Satterfield, Walter R.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 21, 75 24, 75 63, 75 84, 75 89, 75 90R, 75113, C21B 304, C22B 700, C22B 914

Patent

active

040479340

ABSTRACT:
A process of removing iron from an oxide-containing material comprising iron oxide in the presence of a non-ferrous metal oxide wherein the oxide-containing material is heated with a solid carbonaceous material in a molten salt bath at a temperature of 750.degree.-1300.degree. C. The molten salt bath comprises at least one chloride selected from the group consisting of alkali metal chlorides and alkaline earth metal chlorides, and optionally contains a hydrogen chloride generator.

REFERENCES:
patent: 1999209 (1935-04-01), Queneau
patent: 3876415 (1975-04-01), Bell et al.
patent: 3894927 (1975-07-01), Kane et al.

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