Removal of heavy metal ions from wastewater

Details Removal of heavy metal ions from wastewater Removal of heavy metal ions from wastewater

1975-04-18

1976-03-30

Hart, Charles N.

Liquid purification or separation

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

Responsive to fluid flow

210 54, C02B 120

Patent

active

039473546

ABSTRACT:
Concentrations of undesirable heavy metals in industrial wastewater are reduced to below or very close to the most stringent aqueous discharge limits. This is accomplished by forming an insoluble metal-polyelectrolyte complex which can be easily and economically removed from the effluent.

REFERENCES:
patent: 2629494 (1953-02-01), Brown
patent: 3147218 (1964-09-01), Booth et al.
patent: 3259570 (1966-07-01), Priesing et al.
Russell et al., Cereal Pulps, Prep. and Appl. of Cross-Linked Cereal Xanthates in Paper Products, TAPPI:45, 1962, pp. 557-566.
"Recovery of Metals from their Solutions" Chem. Abstract, 1961, 9242 a, b.

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