Method of treating low-concentration turbid water

Details Method of treating low-concentration turbid water Method of treating low-concentration turbid water

1990-03-07

1991-10-08

Silverman, Stanley S.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210727, 210733, 210734, 210735, 210728, C02F 152

Patent

active

050552007

ABSTRACT:
The present invention provides a method of treating low-concentration turbid water, which comprises adding an anionic coagulant and a cationic coagulant in this order and forcedly stirring the mixture. According to the present invention, low-concentration turbid water of even up to 100 ppm can be cleaned to below 10 ppm at a high efficiency in a single treatment.

REFERENCES:
patent: 3259570 (1966-07-01), Priesing et al.
patent: 3377274 (1968-04-01), Burke et al.
patent: 3408293 (1968-10-01), Dajani
patent: 3617568 (1971-11-01), Ries, Jr.
patent: 3723310 (1973-03-01), Lang
patent: 4569768 (1986-02-01), McKinley

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