RU2011136331A - METHOD FOR WASTE WATER TREATMENT FROM SULPHATES - Google Patents
METHOD FOR WASTE WATER TREATMENT FROM SULPHATES Download PDFInfo
- Publication number
- RU2011136331A RU2011136331A RU2011136331/05A RU2011136331A RU2011136331A RU 2011136331 A RU2011136331 A RU 2011136331A RU 2011136331/05 A RU2011136331/05 A RU 2011136331/05A RU 2011136331 A RU2011136331 A RU 2011136331A RU 2011136331 A RU2011136331 A RU 2011136331A
- Authority
- RU
- Russia
- Prior art keywords
- wastewater
- lime
- mixer
- separation
- sulfates
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract 5
- 150000003467 sulfuric acid derivatives Chemical class 0.000 title claims abstract 5
- 238000004065 wastewater treatment Methods 0.000 title claims abstract 3
- 239000002351 wastewater Substances 0.000 claims abstract 12
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract 4
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910052782 aluminium Inorganic materials 0.000 claims abstract 4
- 239000004571 lime Substances 0.000 claims abstract 4
- 238000000926 separation method Methods 0.000 claims abstract 4
- 239000002244 precipitate Substances 0.000 claims abstract 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract 2
- 238000002848 electrochemical method Methods 0.000 claims abstract 2
- 238000004062 sedimentation Methods 0.000 claims abstract 2
- 238000003756 stirring Methods 0.000 claims abstract 2
- 239000000126 substance Substances 0.000 claims abstract 2
- 239000013049 sediment Substances 0.000 claims 1
- 239000010802 sludge Substances 0.000 abstract 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
1. Способ очистки сточных вод от сульфатов, включающий последовательную обработку сточных вод алюминийсодержащим веществом и известью, перемешивание, последующее отстаивание и отделение образующегося осадка, отличающийся тем, что первоначальную обработку сточных вод проводят электрохимическим методом в электрофлотокоагуляторе с растворимыми алюминиевыми электродами, затем сточные воды с образовавшимся гидроксидом алюминия подают в реактор-смеситель, куда при перемешивании дозируют известь до значения рН не менее 12,0, после чего очищенные сточные воды отстаивают с отделением образующегося осадка.2. Способ очистки сточных вод от сульфатов, отличающийся тем, что из реактора-смесителя сточные воды одновременно с вводом флокулянта подают вместе в тонкослойный отстойник, где их отстаивают с отделением образующегося осадка.1. A method of treating wastewater from sulfates, including sequential treatment of wastewater with an aluminum-containing substance and lime, mixing, subsequent sedimentation and separation of the precipitate, characterized in that the initial wastewater treatment is carried out by the electrochemical method in an electroflotocoagulator with soluble aluminum electrodes, then wastewater with the resulting aluminum hydroxide is fed into the reactor-mixer, where lime is metered with stirring to a pH of at least 12.0, after which ennye wastewater to assert branch formed osadka.2. A method of treating wastewater from sulfates, characterized in that from the reactor-mixer, the wastewater simultaneously with the introduction of the flocculant is fed together into a thin-layer sump, where they are settled with the separation of the formed sludge.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011136331/05A RU2011136331A (en) | 2011-08-31 | 2011-08-31 | METHOD FOR WASTE WATER TREATMENT FROM SULPHATES |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011136331/05A RU2011136331A (en) | 2011-08-31 | 2011-08-31 | METHOD FOR WASTE WATER TREATMENT FROM SULPHATES |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2011136331A true RU2011136331A (en) | 2013-03-10 |
Family
ID=49123127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011136331/05A RU2011136331A (en) | 2011-08-31 | 2011-08-31 | METHOD FOR WASTE WATER TREATMENT FROM SULPHATES |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2011136331A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205921A (en) * | 2017-06-29 | 2019-01-15 | 开封市隆兴化工有限公司 | Align treatment method for high-salinity wastewater in ester production process |
| RU2747974C2 (en) * | 2019-07-17 | 2021-05-18 | Общество с ограниченной ответственностью "Средняя Волга" | Method for waste water treatment from sulfate ions and heavy metals |
-
2011
- 2011-08-31 RU RU2011136331/05A patent/RU2011136331A/en not_active Application Discontinuation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205921A (en) * | 2017-06-29 | 2019-01-15 | 开封市隆兴化工有限公司 | Align treatment method for high-salinity wastewater in ester production process |
| RU2747974C2 (en) * | 2019-07-17 | 2021-05-18 | Общество с ограниченной ответственностью "Средняя Волга" | Method for waste water treatment from sulfate ions and heavy metals |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA92 | Acknowledgement of application withdrawn (lack of supplementary materials submitted) |
Effective date: 20130301 |