| 摘要 |
A process for prevention of calcium sulphate depositions, comprising the supply into the evaporating plant of source water, preliminary treated by deposition inhibitor of mineral salts and mixing of the source water with circulating water, besides from the evaporating plant the part of circulating water is continuously drained, which is later additionally treated by alkali agent with the further removal of the formed crystal calcium sulphate and return of clarified water into the evaporating plant, and simultaneously with the treatment by alkali agent the part of the drained circulating water is treated by orthophosphate. |
