Ore dressing process

Details Ore dressing process Ore dressing process

1978-12-14

1981-06-23

Halper, Robert

Classifying, separating, and assorting solids

Fluid suspension

Liquid

B03D 106

Patent

active

042749514

ABSTRACT:
A process of dressing mineral ores in order to improve the quality of the float in the flotation of certain minerals, particularly apatite ores. The process involves adding to a mineral ore pulp a gangue depressant material comprising certain guar gum ethers whereby an improved separation of calcite and other gangue minerals from the mineral values, particularly phosphate values, is obtained.

REFERENCES:
patent: 2650917 (1953-09-01), Moe
patent: 2696912 (1954-12-01), Atwood
patent: 3303184 (1967-02-01), Nordgren
patent: 3346555 (1967-10-01), Nordgren
patent: 3830736 (1974-08-01), Werdouschogg
patent: 3932276 (1976-01-01), Ford

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