MD4103C1 - Procedeu de epurare a apelor reziduale de ioni de fluorură - Google Patents
Procedeu de epurare a apelor reziduale de ioni de fluorură Download PDFInfo
- Publication number
- MD4103C1 MD4103C1 MDA20100120A MD20100120A MD4103C1 MD 4103 C1 MD4103 C1 MD 4103C1 MD A20100120 A MDA20100120 A MD A20100120A MD 20100120 A MD20100120 A MD 20100120A MD 4103 C1 MD4103 C1 MD 4103C1
- Authority
- MD
- Moldova
- Prior art keywords
- treatment
- fluoride
- aluminum
- galvanic
- eluate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- -1 ion fluoride Chemical class 0.000 title claims abstract description 28
- 238000004065 wastewater treatment Methods 0.000 title abstract description 5
- 239000002351 wastewater Substances 0.000 claims abstract description 23
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 9
- 239000011777 magnesium Substances 0.000 claims abstract description 8
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 8
- 239000011575 calcium Substances 0.000 claims abstract description 7
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 7
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 7
- 239000010431 corundum Substances 0.000 claims abstract description 7
- 238000011069 regeneration method Methods 0.000 claims abstract description 5
- 239000011780 sodium chloride Substances 0.000 claims abstract description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000003082 abrasive agent Substances 0.000 claims abstract description 4
- 239000003456 ion exchange resin Substances 0.000 claims abstract description 4
- 229920003303 ion-exchange polymer Polymers 0.000 claims abstract description 4
- 230000008929 regeneration Effects 0.000 claims abstract description 4
- 238000004364 calculation method Methods 0.000 claims abstract description 3
- 239000013049 sediment Substances 0.000 claims abstract description 3
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 238000005345 coagulation Methods 0.000 claims description 9
- 230000015271 coagulation Effects 0.000 claims description 9
- 238000000746 purification Methods 0.000 claims description 9
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- 239000011737 fluorine Substances 0.000 claims description 6
- 239000003575 carbonaceous material Substances 0.000 claims description 5
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 11
- 239000002245 particle Substances 0.000 description 7
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 238000011049 filling Methods 0.000 description 4
- 150000002222 fluorine compounds Chemical class 0.000 description 4
- 238000005063 solubilization Methods 0.000 description 4
- 230000007928 solubilization Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 229910001424 calcium ion Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 229910001425 magnesium ion Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000002161 passivation Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 235000002639 sodium chloride Nutrition 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 229940043430 calcium compound Drugs 0.000 description 2
- 150000001674 calcium compounds Chemical class 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- QWDJLDTYWNBUKE-UHFFFAOYSA-L magnesium bicarbonate Chemical class [Mg+2].OC([O-])=O.OC([O-])=O QWDJLDTYWNBUKE-UHFFFAOYSA-L 0.000 description 1
- 239000002370 magnesium bicarbonate Substances 0.000 description 1
- 235000014824 magnesium bicarbonate Nutrition 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 238000004137 mechanical activation Methods 0.000 description 1
- 238000003701 mechanical milling Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20100120A MD4103C1 (ro) | 2010-10-25 | 2010-10-25 | Procedeu de epurare a apelor reziduale de ioni de fluorură |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20100120A MD4103C1 (ro) | 2010-10-25 | 2010-10-25 | Procedeu de epurare a apelor reziduale de ioni de fluorură |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD4103B1 MD4103B1 (en) | 2011-03-31 |
| MD4103C1 true MD4103C1 (ro) | 2011-10-31 |
Family
ID=45815060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20100120A MD4103C1 (ro) | 2010-10-25 | 2010-10-25 | Procedeu de epurare a apelor reziduale de ioni de fluorură |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD4103C1 (mo) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103880134B (zh) * | 2014-03-14 | 2016-06-15 | 河海大学 | 一种新型一体化地下水除氟装置 |
| JPWO2019093251A1 (ja) * | 2017-11-10 | 2020-12-10 | 日本ゼオン株式会社 | 洗浄溶剤組成物の再生方法および再生装置、並びに、被洗浄物の洗浄方法および洗浄システム |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB569307A (en) * | 1942-06-24 | 1945-05-17 | Resinous Prod & Chemical Co | Removal of fluorine from water |
| MD1760G2 (ro) * | 1999-04-08 | 2002-03-31 | Государственный Университет Молд0 | Procedeu de epurare a apelor naturale de fluor |
-
2010
- 2010-10-25 MD MDA20100120A patent/MD4103C1/ro not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB569307A (en) * | 1942-06-24 | 1945-05-17 | Resinous Prod & Chemical Co | Removal of fluorine from water |
| MD1760G2 (ro) * | 1999-04-08 | 2002-03-31 | Государственный Университет Молд0 | Procedeu de epurare a apelor naturale de fluor |
Non-Patent Citations (4)
| Title |
|---|
| А.Л. Теоретические основы и технология кондиционирования воды. Киев, Наукова Думка, 1980, с. 495-496 * |
| В.А., Солженкин П.М. Галванохимические методы очистки техногенных вод. Москва, Академкнига, 2005, с.75 * |
| Кульский А.Л. Теоретические основы и технология кондиционирования воды. Киев, Наукова Думка, 1980, с. 495-496 * |
| Чаитурия В.А., Солженкин П.М. Галванохимические методы очистки техногенных вод. Москва, Академкнига, 2005, с.75 * |
Also Published As
| Publication number | Publication date |
|---|---|
| MD4103B1 (en) | 2011-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG4A | Patent for invention issued | ||
| MM4A | Patent for invention definitely lapsed due to non-payment of fees |