Flocculation of suspended solids

Details Flocculation of suspended solids Flocculation of suspended solids

1973-12-18

1976-04-20

Wyse, Thomas G.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210 54, C02B 120

Patent

active

039517926

ABSTRACT:
Solids dispersed or suspended in aqueous systems are flocculated or precipitated by adding to said system a flocculating amount of a blend, either in dry form or in an aqueous solution, containing a polymeric mixture of from about 2 to about 3 parts by weight of a polyvinyl pyrrolidone, having a K-value of about 80 to 140, and about 1 part by weight of polyethylene imine having a viscosity of about 20 to 5,000 centipoises.

REFERENCES:
patent: 3203910 (1965-08-01), Wilson
patent: 3235490 (1966-02-01), Goren
patent: 3406155 (1968-10-01), Azorlosa et al.
patent: 3412020 (1968-11-01), Azorlosa
patent: 3475386 (1969-10-01), Meigs et al.

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