Brine purification process

Details Brine purification process Brine purification process

1977-08-05

1978-09-19

Vertiz, O. R.

Chemistry: electrical and wave energy

Processes and products

423164, 423165, 423186, 423192, 423198, C25B 136

Patent

active

041152190

ABSTRACT:
In a process for purifying raw brine containing dissolved strontium, calcium and magnesium impurities wherein the raw brine is treated by contacting the brine with sodium carbonate for precipitation of strontium and calcium carbonate, contacting the brine containing the strontium and calcium carbonate solids with sodium hydroxide for precipitation of magnesium hydroxide, and removing strontium carbonate, calcium carbonate and magnesium hydroxide solids from the sodium chloride brine, the improvement which comprises passing at least a portion of said removed solids to the zone wherein the raw brine is contacted with sodium carbonate.

REFERENCES:
patent: 2692816 (1954-10-01), Vettel et al.
patent: 2893840 (1959-07-01), Vettel et al.
patent: 3089789 (1963-05-01), Van Note
patent: 3954580 (1976-05-01), Kaminski et al.

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