| 摘要 |
A process for the preparation of treated brine from sea brine, comprising precipitation of sodium salt by means of natural evaporation, removal of stock brine, washing and solving of sodium salt with water, preliminary sulphatation of brine with component, containing sodium sulphate, further treatment of brine with lime and soda, settling of the purified brine, gathering and removal of brine purification sludge. As component, containing sodium sulphate, liquid phase is used, produced after treatment of brine purification sludge with sodium carbonate or its mixture with bicarbonate in quantity, sufficient for transformation of sludge components, containing calcium, to carbonate. |
