JPS6363276B2 - - Google Patents
Info
- Publication number
- JPS6363276B2 JPS6363276B2 JP18109781A JP18109781A JPS6363276B2 JP S6363276 B2 JPS6363276 B2 JP S6363276B2 JP 18109781 A JP18109781 A JP 18109781A JP 18109781 A JP18109781 A JP 18109781A JP S6363276 B2 JPS6363276 B2 JP S6363276B2
- Authority
- JP
- Japan
- Prior art keywords
- cod
- wastewater
- value
- aqueous solution
- calcium hydroxide
- 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
- 238000000034 method Methods 0.000 claims description 18
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical group OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 16
- 239000007864 aqueous solution Substances 0.000 claims description 8
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 8
- 239000000920 calcium hydroxide Substances 0.000 claims description 8
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- -1 iron ions Chemical class 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000839 emulsion Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000002699 waste material Substances 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 5
- 239000002351 wastewater Substances 0.000 description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 235000006408 oxalic acid Nutrition 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000005708 Sodium hypochlorite Substances 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000010446 mirabilite Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000000967 suction filtration Methods 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18109781A JPS5884091A (ja) | 1981-11-13 | 1981-11-13 | 蓚酸基を含有する廃液中のｃｏｄの除去方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18109781A JPS5884091A (ja) | 1981-11-13 | 1981-11-13 | 蓚酸基を含有する廃液中のｃｏｄの除去方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5884091A JPS5884091A (ja) | 1983-05-20 |
| JPS6363276B2 true JPS6363276B2 (fr) | 1988-12-06 |
Family
ID=16094774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18109781A Granted JPS5884091A (ja) | 1981-11-13 | 1981-11-13 | 蓚酸基を含有する廃液中のｃｏｄの除去方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5884091A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701351B (zh) * | 2012-06-15 | 2014-04-09 | 西安瑞美德水业科技有限公司 | 一种从碱性清洗乳化液中回收清洗剂的方法 |
| JP2016005825A (ja) * | 2014-06-20 | 2016-01-14 | 住友金属鉱山株式会社 | 有機酸含有廃液の処理方法 |
-
1981
- 1981-11-13 JP JP18109781A patent/JPS5884091A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5884091A (ja) | 1983-05-20 |
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