RU2011114638A - METHOD FOR CLEANING AQUEOUS SALT SOLUTIONS FROM IRON - Google Patents
METHOD FOR CLEANING AQUEOUS SALT SOLUTIONS FROM IRON Download PDFInfo
- Publication number
- RU2011114638A RU2011114638A RU2011114638/05A RU2011114638A RU2011114638A RU 2011114638 A RU2011114638 A RU 2011114638A RU 2011114638/05 A RU2011114638/05 A RU 2011114638/05A RU 2011114638 A RU2011114638 A RU 2011114638A RU 2011114638 A RU2011114638 A RU 2011114638A
- Authority
- RU
- Russia
- Prior art keywords
- solution
- iron
- salt solutions
- aqueous salt
- cleaning aqueous
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract 6
- 229910052742 iron Inorganic materials 0.000 title claims abstract 3
- 238000000034 method Methods 0.000 title claims abstract 3
- 239000012266 salt solution Substances 0.000 title claims abstract 3
- 238000004140 cleaning Methods 0.000 title 1
- 239000000243 solution Substances 0.000 claims abstract 8
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract 4
- 238000005273 aeration Methods 0.000 claims abstract 2
- 239000003513 alkali Substances 0.000 claims abstract 2
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims abstract 2
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims abstract 2
- 239000007864 aqueous solution Substances 0.000 claims abstract 2
- 230000007935 neutral effect Effects 0.000 claims abstract 2
Landscapes
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
Способ очистки водных солевых растворов от железа, включающий обработку раствора воздухом при температуре выше +25°C и pH раствора в области нейтральных значений, отличающийся тем, что после аэрации в раствор последовательно вводят водный раствор перекиси водорода, затем гидроокись щелочного и/или щелочноземельного металла, при pH раствора 6,5-8,5 ед., а затем нагревают до температуры от +25 до +50°C. A method of purifying aqueous salt solutions from iron, comprising treating the solution with air at a temperature above + 25 ° C and a pH of the solution in the region of neutral values, characterized in that after aeration, an aqueous solution of hydrogen peroxide is subsequently introduced into the solution, then an alkali and / or alkaline earth metal hydroxide , at a pH of the solution of 6.5-8.5 units, and then heated to a temperature of +25 to + 50 ° C.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011114638/05A RU2011114638A (en) | 2011-04-13 | 2011-04-13 | METHOD FOR CLEANING AQUEOUS SALT SOLUTIONS FROM IRON |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011114638/05A RU2011114638A (en) | 2011-04-13 | 2011-04-13 | METHOD FOR CLEANING AQUEOUS SALT SOLUTIONS FROM IRON |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2011114638A true RU2011114638A (en) | 2012-10-20 |
Family
ID=47145043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011114638/05A RU2011114638A (en) | 2011-04-13 | 2011-04-13 | METHOD FOR CLEANING AQUEOUS SALT SOLUTIONS FROM IRON |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2011114638A (en) |
-
2011
- 2011-04-13 RU RU2011114638/05A patent/RU2011114638A/en unknown
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