Flotation separation of iron oxide from undigested matte particl

Details Flotation separation of iron oxide from undigested matte particl Flotation separation of iron oxide from undigested matte particl

1977-10-31

1978-12-19

Hearn, Brian

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group ib metal

423 41, 423150, 209165, C01G 310, C01G 5310

Patent

active

041306260

ABSTRACT:
Undigested matte particles in autoclave leach residues containing iron oxide are separated from iron oxide by subjecting an aqueous slurry thereof to flotation without the use of a flotation reagent by bubbling air therethrough to form a froth containing said undigested matte particles which is recycled for further leaching and provide an iron oxide-containing tails which is removed and discarded.

REFERENCES:
patent: 938732 (1909-11-01), Wentworth
patent: 1020353 (1912-03-01), Horwood
patent: 1140865 (1915-05-01), Bacon
patent: 1377738 (1921-05-01), Thane
patent: 2569680 (1951-10-01), Leek
patent: 4024218 (1977-05-01), McKay et al.

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