Process for the purification of industrial effluent

Details Process for the purification of industrial effluent Process for the purification of industrial effluent

1975-09-19

1977-05-24

Wyse, Thomas G.

Liquid purification or separation

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

Responsive to fluid flow

210 54, 252180, 260 69N, 260 70R, 260 72R, C02B 120

Patent

active

040254291

ABSTRACT:
The present invention relates to a process for the purification of effluent which results in the textile, paper and leather industries and in the manufacture of dyestuffs, and which contains water-soluble, anionic dyestuffs or optical brighteners, the said process comprising the addition of a water-soluble formaldehyde condensation product to the said effluent and the subsequent removal of the occurring flocculate from the effluent.

REFERENCES:
patent: 3290310 (1966-12-01), Morf et al.
patent: 3377274 (1968-04-01), Burke et al.
patent: 3484837 (1969-12-01), Odom et al.
patent: 3753902 (1973-08-01), Stettler

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