Process for water purification, and a filter for carrying out th

Details Process for water purification, and a filter for carrying out th Process for water purification, and a filter for carrying out th

1986-01-17

1987-08-04

Cintins, Ivars

Liquid purification or separation

Processes

Ion exchange or selective sorption

210668, 210694, 210798, 210474, C02F 900

Patent

active

046844716

ABSTRACT:
A process for water purification, intended for the purification of impure water to drinking water condition, composed of mixing 20-50 mg/l of a coagulant and 2-5 mg/l of an activated charcoal with a quantity of impure water, passing the water through a filter medium composed of thoroughly cleaned plastic fibers of polyacrylonitrile having a fineness of 4.5-9.0 deniers and a staple fiber length of 100-150 mm and a porosity of 78-85%, and treating the filtrate with active chlorine in an amount sufficient to render the filtrate potable and filtering apparatus to carry out the process.

REFERENCES:
patent: 3169112 (1965-02-01), Nelson
patent: 3327859 (1967-06-01), Pall
patent: 3392837 (1968-07-01), Sanzenbacher
patent: 3715035 (1973-02-01), Teeple et al.
patent: 4219420 (1980-08-01), Muller
patent: 4277343 (1981-07-01), Paz

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