Flotation separation of glass from a mixture of comminuted inorg

Details Flotation separation of glass from a mixture of comminuted inorg Flotation separation of glass from a mixture of comminuted inorg

1978-08-11

1980-07-22

Halper, Robert

Classifying, separating, and assorting solids

Plural, diverse separating operations

Including electrostatic

209166, B03B 700

Patent

active

042138515

ABSTRACT:
Particulate glass values contained in the final inorganic fraction from comminuted municipal wastes and having the particle size below 10 mesh, preferably between about 325 to about 20 mesh, are recovered by froth flotation by activating the glass surface with a bi or trivalent metal ion and using as the beneficiation reagent a water compatible sulfonated hydrocarbon.

REFERENCES:
patent: 4067502 (1978-01-01), Morey
patent: 4122950 (1978-10-01), White

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