Process for removing mercury from aqueous solutions

Details Process for removing mercury from aqueous solutions Process for removing mercury from aqueous solutions

1985-03-04

1986-09-30

Cintins, Ivars

Liquid purification or separation

Processes

Ion exchange or selective sorption

210688, 210914, C02F 128

Patent

active

046145923

ABSTRACT:
A process for removing mercury from water to a level not greater than two parts per billion wherein an anion exchange material that is insoluble in water is contacted first with a sulfide containing compound and second with a compound containing a bivalent metal ion forming an insoluble metal sulfide. To this treated exchange material is contacted water containing mercury. The water containing not more than two parts per billion of mercury is separated from the exchange material.

REFERENCES:
patent: 4094777 (1978-06-01), Sugier et al.

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