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

1977-09-22

1978-10-31

Halper, Robert

Classifying, separating, and assorting solids

Plural, diverse separating operations

Including electrostatic

209166, B03B 700

Patent

active

041229509

ABSTRACT:
Particulate glass values contained in the final inorganic fraction from comminuted municipal wastes and having the particle size between about 200 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: 2052227 (1936-08-01), Hood
patent: 2120917 (1938-06-01), Harris
patent: 2257808 (1941-10-01), Phelps
patent: 2373688 (1945-04-01), Heck
patent: 2424552 (1947-07-01), Clemmer
patent: 2442455 (1948-06-01), Booth
Chem. Abst. 69, 1968, 6941ye.
Chem. Abst. 74, 1971, 129530e.
Proc. of Third Mineral Waste Utilization Program, 1972, 311-316.

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