Process for removing nitrates from water

Details Process for removing nitrates from water Process for removing nitrates from water

1990-05-03

1991-11-05

Cintins, Ivars

Liquid purification or separation

Processes

Treatment by living organism

210631, 210670, 210683, 210903, C02F 142

Patent

active

050629573

ABSTRACT:
A process for the selective removal of nitrates from water using a combination of an ion exchange resin and a biological purification. In the process, an ion exchanger in the sulfate form is used to selectively remove nitrate ions from the water to be treated. Following regeneration of the ion exchanger, the regeneration eluent containing the nitrates fixed by the selective resin is subjected to biological purification.

REFERENCES:
patent: 4671879 (1987-06-01), Solt et al.

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