Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...
Patent
1979-08-24
1981-02-03
Wyse, Thomas G.
Liquid purification or separation
Processes
Making an insoluble substance or accreting suspended...
210728, C02F 156
Patent
active
042487080
ABSTRACT:
Tailings slurry from fluorspar flotation is clarified and purified by sequential addition of a cationic polygalactomannan derivative and a poly(ethylene oxide).
REFERENCES:
patent: 3020231 (1962-02-01), Colwell et al.
patent: 3278277 (1966-10-01), Goren
patent: 3498912 (1970-03-01), Kieper et al.
patent: 3681283 (1972-08-01), Yueh
Thornton James R.
United States Borax & Chemical Corporation
Wyse Thomas G.
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