JPS6231995B2 - - Google Patents
Info
- Publication number
- JPS6231995B2 JPS6231995B2 JP22675082A JP22675082A JPS6231995B2 JP S6231995 B2 JPS6231995 B2 JP S6231995B2 JP 22675082 A JP22675082 A JP 22675082A JP 22675082 A JP22675082 A JP 22675082A JP S6231995 B2 JPS6231995 B2 JP S6231995B2
- Authority
- JP
- Japan
- Prior art keywords
- calcium fluoride
- wastewater
- fluorine
- acid
- crystals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 70
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 62
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 44
- 239000011737 fluorine Substances 0.000 claims description 44
- 229910052731 fluorine Inorganic materials 0.000 claims description 44
- 239000002351 wastewater Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 25
- 239000013078 crystal Substances 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 19
- 229910052602 gypsum Inorganic materials 0.000 claims description 16
- 239000010440 gypsum Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 150000004683 dihydrates Chemical class 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000011575 calcium Substances 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 7
- 239000010436 fluorite Substances 0.000 description 7
- 239000000779 smoke Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000004056 waste incineration Methods 0.000 description 2
- -1 CaCl 2 and Ca(OH) 2 Chemical class 0.000 description 1
- 208000004434 Calcinosis Diseases 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 102000003992 Peroxidases Human genes 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 229910052586 apatite Inorganic materials 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000006115 defluorination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 1
- 108040007629 peroxidase activity proteins Proteins 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22675082A JPS59120286A (ja) | 1982-12-27 | 1982-12-27 | 弗素系成分含有廃水の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22675082A JPS59120286A (ja) | 1982-12-27 | 1982-12-27 | 弗素系成分含有廃水の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59120286A JPS59120286A (ja) | 1984-07-11 |
| JPS6231995B2 true JPS6231995B2 (sh) | 1987-07-11 |
Family
ID=16850018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22675082A Granted JPS59120286A (ja) | 1982-12-27 | 1982-12-27 | 弗素系成分含有廃水の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59120286A (sh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01114099U (sh) * | 1988-01-29 | 1989-08-01 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59193191A (ja) * | 1983-04-18 | 1984-11-01 | Hitachi Plant Eng & Constr Co Ltd | フツ化物イオン含有排水の処理方法 |
| JP2005021855A (ja) * | 2003-07-02 | 2005-01-27 | Japan Organo Co Ltd | ケイ素およびフッ素を含む排水の晶析処理方法 |
| JP5049987B2 (ja) * | 2009-02-25 | 2012-10-17 | 森田化学工業株式会社 | フッ素イオンの固定化およびフッ素リサイクル方法 |
| CN108373140A (zh) * | 2018-02-26 | 2018-08-07 | 中南大学 | 一种从硫酸盐溶液中脱除氟的方法 |
| CN112390419A (zh) * | 2020-11-16 | 2021-02-23 | 合肥工业大学 | 一种处理高浓度含氟废水并回收氟的方法 |
-
1982
- 1982-12-27 JP JP22675082A patent/JPS59120286A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01114099U (sh) * | 1988-01-29 | 1989-08-01 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59120286A (ja) | 1984-07-11 |
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