Process for the treatment of clay slimes

Liquid purification or separation – Processes – Making an insoluble substance or accreting suspended...

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Details

210714, 210728, 210734, 210907, C02F 156

Patent

active

044989938

ABSTRACT:
A method for dewatering clay slimes comprised of treating the slimes with a fly ash coated with a silane coupling reagent to which is bonded a polyacrylamide flocculant.

REFERENCES:
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patent: 3903082 (1975-09-01), Berger
patent: 3932275 (1976-01-01), Mewes
patent: 4024328 (1977-05-01), Zweigle
patent: 4121945 (1978-10-01), Hurst
patent: 4216125 (1980-08-01), Campbell
patent: 4290896 (1981-09-01), Gordon
patent: 4336284 (1982-06-01), Wallace

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