Dewatering aid for clay

Details Dewatering aid for clay Dewatering aid for clay

1986-12-05

1990-03-20

Hruskoci, Peter

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210734, 210778, 209 5, 501148, B01D 3702

Patent

active

049099469

ABSTRACT:
Water can be removed from an aqueous clay slurry using techniques such as filtration wherein the slurry is contacted with an anionic polymer having a molecular weight in the range from about 3,000 to about 1,000,000. The water is removed from the slurry at a rapid rate in order to provide a clay cake.

REFERENCES:
patent: 3418237 (1968-12-01), Booth et al.
patent: 3479282 (1969-11-01), Chamot et al.
patent: 3479284 (1969-11-01), Lees
patent: 3578586 (1971-05-01), Gal et al.
patent: 3837482 (1974-09-01), Sheridan
patent: 4045235 (1977-08-01), Bidwell et al.
patent: 4174279 (1979-11-01), Clark et al.

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