Ore beneficiation process

Classifying – separating – and assorting solids – Precedent preparation of items or materials to facilitate... – Selective differentiation

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209166, 210907, B03B 100

Patent

active

045142882

ABSTRACT:
By dispersing a clay-containing mineral matrix in an aqueous solution of EDTA before washing or classifying the ore, one obtains a system in which the subsequently formed clays consolidate at an unexpectedly high rate and to a higher final density.

REFERENCES:
patent: 2660303 (1953-11-01), Haseman
patent: 3450257 (1969-06-01), Cundy
patent: 4049547 (1977-09-01), Hamer et al.
patent: 4194969 (1980-03-01), Chung et al.
patent: 4206045 (1980-06-01), Wang et al.
patent: 4224149 (1980-09-01), Balcerski et al.

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