JPS5976593A - Ｅｄｔａを含むボイラ等の化学洗浄廃液からｅｄｔａを回収する方法 - Google Patents
Ｅｄｔａを含むボイラ等の化学洗浄廃液からｅｄｔａを回収する方法Info
- Publication number
- JPS5976593A JPS5976593A JP18524282A JP18524282A JPS5976593A JP S5976593 A JPS5976593 A JP S5976593A JP 18524282 A JP18524282 A JP 18524282A JP 18524282 A JP18524282 A JP 18524282A JP S5976593 A JPS5976593 A JP S5976593A
- Authority
- JP
- Japan
- Prior art keywords
- edta
- crystals
- cod
- liquid
- separated
- 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.)
- Granted
Links
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 239000002699 waste material Substances 0.000 title claims abstract description 29
- 239000000126 substance Substances 0.000 title claims abstract description 12
- 238000005406 washing Methods 0.000 title abstract description 5
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 239000013078 crystal Substances 0.000 claims abstract description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 19
- 239000003513 alkali Substances 0.000 claims abstract description 13
- 229910052742 iron Inorganic materials 0.000 claims abstract description 13
- 239000002253 acid Substances 0.000 claims abstract description 9
- 239000007800 oxidant agent Substances 0.000 claims abstract description 8
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910001431 copper ion Inorganic materials 0.000 claims abstract description 7
- -1 iron ions Chemical class 0.000 claims abstract description 4
- 150000002500 ions Chemical class 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 9
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 15
- 238000000926 separation method Methods 0.000 abstract description 12
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 238000011084 recovery Methods 0.000 abstract description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 6
- 238000000354 decomposition reaction Methods 0.000 abstract description 4
- 238000003756 stirring Methods 0.000 abstract description 4
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 229910052979 sodium sulfide Inorganic materials 0.000 abstract 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000000243 solution Substances 0.000 description 9
- 238000012546 transfer Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 235000011121 sodium hydroxide Nutrition 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 239000013522 chelant Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 229910001453 nickel ion Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- GOLXRNDWAUTYKT-UHFFFAOYSA-N 3-(1H-indol-3-yl)propanoic acid Chemical compound C1=CC=C2C(CCC(=O)O)=CNC2=C1 GOLXRNDWAUTYKT-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-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
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- UYJXRRSPUVSSMN-UHFFFAOYSA-P ammonium sulfide Chemical compound [NH4+].[NH4+].[S-2] UYJXRRSPUVSSMN-UHFFFAOYSA-P 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Removal Of Specific Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18524282A JPS5976593A (ja) | 1982-10-21 | 1982-10-21 | Ｅｄｔａを含むボイラ等の化学洗浄廃液からｅｄｔａを回収する方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18524282A JPS5976593A (ja) | 1982-10-21 | 1982-10-21 | Ｅｄｔａを含むボイラ等の化学洗浄廃液からｅｄｔａを回収する方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5976593A true JPS5976593A (ja) | 1984-05-01 |
| JPS6134875B2 JPS6134875B2 (fr) | 1986-08-09 |
Family
ID=16167370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18524282A Granted JPS5976593A (ja) | 1982-10-21 | 1982-10-21 | Ｅｄｔａを含むボイラ等の化学洗浄廃液からｅｄｔａを回収する方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5976593A (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000210681A (ja) * | 1999-01-21 | 2000-08-02 | United States Enrichment Corp | 洗浄液からの金属の除去方法 |
| CN112960829A (zh) * | 2021-02-20 | 2021-06-15 | 成都明天高新产业有限责任公司 | 一种印制电路板生产含铜废水处理工艺 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0449902Y2 (fr) * | 1989-04-13 | 1992-11-25 | ||
| JPH0379650U (fr) * | 1989-12-05 | 1991-08-14 | ||
| JPH0633821Y2 (ja) * | 1990-09-03 | 1994-09-07 | タイトン株式会社 | 帆立貝養殖用垂れ糸の保持具 |
| CN104418400B (zh) * | 2013-08-20 | 2017-02-08 | 天津大学 | 铁基纳米合金及其在吸附铯中的应用 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5027310A (fr) * | 1973-07-14 | 1975-03-20 | ||
| JPS5067726A (fr) * | 1973-10-22 | 1975-06-06 | ||
| JPS5163555A (ja) * | 1974-11-29 | 1976-06-02 | Teikoku Hormone Mfg Co Ltd | Jukinzokusakuensuiyoekino shorihoho |
| JPS529941A (en) * | 1975-07-11 | 1977-01-25 | Bii Esu Konkuriito Kk | Holding device for transportation of bridge* etc* |
| JPS5243453A (en) * | 1975-10-02 | 1977-04-05 | Furuno Electric Co Ltd | Ultrasonic detector |
| JPS52135879A (en) * | 1976-05-11 | 1977-11-14 | Kurita Water Ind Ltd | Treatment of chemical washing waste liquid |
-
1982
- 1982-10-21 JP JP18524282A patent/JPS5976593A/ja active Granted
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5027310A (fr) * | 1973-07-14 | 1975-03-20 | ||
| JPS5067726A (fr) * | 1973-10-22 | 1975-06-06 | ||
| JPS5163555A (ja) * | 1974-11-29 | 1976-06-02 | Teikoku Hormone Mfg Co Ltd | Jukinzokusakuensuiyoekino shorihoho |
| JPS529941A (en) * | 1975-07-11 | 1977-01-25 | Bii Esu Konkuriito Kk | Holding device for transportation of bridge* etc* |
| JPS5243453A (en) * | 1975-10-02 | 1977-04-05 | Furuno Electric Co Ltd | Ultrasonic detector |
| JPS52135879A (en) * | 1976-05-11 | 1977-11-14 | Kurita Water Ind Ltd | Treatment of chemical washing waste liquid |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000210681A (ja) * | 1999-01-21 | 2000-08-02 | United States Enrichment Corp | 洗浄液からの金属の除去方法 |
| CN112960829A (zh) * | 2021-02-20 | 2021-06-15 | 成都明天高新产业有限责任公司 | 一种印制电路板生产含铜废水处理工艺 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6134875B2 (fr) | 1986-08-09 |
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