CN109536708B - 一种酸洗废液中铬和铁的分离方法 - Google Patents
一种酸洗废液中铬和铁的分离方法 Download PDFInfo
- Publication number
- CN109536708B CN109536708B CN201811543843.0A CN201811543843A CN109536708B CN 109536708 B CN109536708 B CN 109536708B CN 201811543843 A CN201811543843 A CN 201811543843A CN 109536708 B CN109536708 B CN 109536708B
- Authority
- CN
- China
- Prior art keywords
- chromium
- ions
- extraction
- iron
- ferric
- 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.)
- Active
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 165
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 113
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 239000011651 chromium Substances 0.000 title claims abstract description 89
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 75
- 238000005554 pickling Methods 0.000 title claims abstract description 51
- 239000002699 waste material Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 49
- 239000007788 liquid Substances 0.000 title claims description 40
- 229910001430 chromium ion Inorganic materials 0.000 claims abstract description 135
- 238000000605 extraction Methods 0.000 claims abstract description 132
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 76
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 55
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 36
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000000926 separation method Methods 0.000 claims abstract description 23
- 229910001447 ferric ion Inorganic materials 0.000 claims abstract description 12
- 239000012074 organic phase Substances 0.000 claims description 69
- 229910001448 ferrous ion Inorganic materials 0.000 claims description 44
- 239000012071 phase Substances 0.000 claims description 27
- 239000003085 diluting agent Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- -1 iron ions Chemical class 0.000 abstract description 85
- 239000002253 acid Substances 0.000 abstract description 15
- 238000002425 crystallisation Methods 0.000 abstract description 6
- 230000008025 crystallization Effects 0.000 abstract description 5
- 150000001844 chromium Chemical class 0.000 abstract description 3
- 239000012629 purifying agent Substances 0.000 abstract description 3
- 230000009467 reduction Effects 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 57
- 230000000694 effects Effects 0.000 description 15
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 12
- 239000003350 kerosene Substances 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 239000002351 wastewater Substances 0.000 description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- NXWYGZOSQBYIAH-UHFFFAOYSA-N 4-Methyloctan-3-one Chemical compound CCCCC(C)C(=O)CC NXWYGZOSQBYIAH-UHFFFAOYSA-N 0.000 description 4
- 238000009776 industrial production Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 4
- 229910000604 Ferrochrome Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000008394 flocculating agent Substances 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- 235000017550 sodium carbonate Nutrition 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 150000003512 tertiary amines Chemical class 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XMGCJZBZVMGBQN-UHFFFAOYSA-N 2-[3-[3-[2,2-diphenylethyl-[[4-fluoro-3-(trifluoromethyl)phenyl]methyl]amino]propoxy]phenyl]acetamide Chemical compound NC(=O)CC1=CC=CC(OCCCN(CC(C=2C=CC=CC=2)C=2C=CC=CC=2)CC=2C=C(C(F)=CC=2)C(F)(F)F)=C1 XMGCJZBZVMGBQN-UHFFFAOYSA-N 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 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
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- BYSPXHLWIARMJU-UHFFFAOYSA-N 4-methylnonan-3-one Chemical compound CCCCCC(C)C(=O)CC BYSPXHLWIARMJU-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- LCPUDZUWZDSKMX-UHFFFAOYSA-K azane;hydrogen sulfate;iron(3+);sulfate;dodecahydrate Chemical compound [NH4+].O.O.O.O.O.O.O.O.O.O.O.O.[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O LCPUDZUWZDSKMX-UHFFFAOYSA-K 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/40—Mixtures
- C22B3/402—Mixtures of acyclic or carbocyclic compounds of different types
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/40—Mixtures
- C22B3/409—Mixtures at least one compound being an organo-metallic compound
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811543843.0A CN109536708B (zh) | 2018-12-17 | 2018-12-17 | 一种酸洗废液中铬和铁的分离方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811543843.0A CN109536708B (zh) | 2018-12-17 | 2018-12-17 | 一种酸洗废液中铬和铁的分离方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109536708A CN109536708A (zh) | 2019-03-29 |
CN109536708B true CN109536708B (zh) | 2021-08-06 |
Family
ID=65855239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811543843.0A Active CN109536708B (zh) | 2018-12-17 | 2018-12-17 | 一种酸洗废液中铬和铁的分离方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109536708B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113943019A (zh) * | 2021-10-18 | 2022-01-18 | 中南大学 | 一种从含铬、铁溶液中分离铬铁的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4226791A (en) * | 1978-11-30 | 1980-10-07 | Berol Kemi Ab | Method and a reagent mixture for removing metal ions from an aqueous solution by means of liquid-liquid extraction |
CN101974688B (zh) * | 2010-10-19 | 2012-08-29 | 东北大学 | 由多组分溶液中分离铬离子和铁离子的方法 |
CN102634673B (zh) * | 2012-04-25 | 2014-04-30 | 中国科学院过程工程研究所 | 一种深度去除含铬废渣酸浸液中铁离子的方法 |
CN104805291B (zh) * | 2015-04-16 | 2016-10-05 | 南阳师范学院 | 一种不锈钢酸洗废液的处理及铁、铬、镍的回收方法 |
CN106929698B (zh) * | 2015-12-30 | 2019-02-26 | 核工业北京化工冶金研究院 | 一种铬渣混酸强化浸出-萃取回收铁铬的处理方法 |
CN106756043A (zh) * | 2016-12-20 | 2017-05-31 | 中成致远有限公司 | 一种盐酸体系中铬和铁的分离方法 |
-
2018
- 2018-12-17 CN CN201811543843.0A patent/CN109536708B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN109536708A (zh) | 2019-03-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105696010B (zh) | 一种含铁含锌废盐酸溶液的回收利用方法 | |
CN109706319B (zh) | 从电镀污泥中低成本回收金属并生产精制硫酸镍的方法 | |
CN102206755B (zh) | 一种从钕铁硼废料中分离回收有价元素的方法 | |
CN104831075B (zh) | 一种废钒钼系scr催化剂的钒、钼分离和提纯方法 | |
CN103643044B (zh) | 一种铜烟灰湿法直接萃取铜、锌工艺 | |
Zhang et al. | A critical review of technology for selective recovery of vanadium from leaching solution in V2O5 production | |
CN101265524A (zh) | 一种从石煤中提取v2o5的方法 | |
CN102634673A (zh) | 一种深度去除含铬废渣酸浸液中铁离子的方法 | |
CN104099483A (zh) | 一种高纯五氧化二钒的制备方法 | |
CN113045060B (zh) | 海水资源综合利用方法 | |
CN104120269A (zh) | 钒渣的综合利用方法 | |
CN104609683A (zh) | 一种铬鞣污泥中重金属铬的再生方法 | |
CN106630313A (zh) | 一种回收含铁废酸中的锌元素的减量循环工艺方法 | |
US20170268080A1 (en) | Process for recycling chromium from waste water containing hexavalent chromium | |
CN104098148A (zh) | 一种从不锈钢厂废渣中回收镍、铬、铁的处理方法 | |
CN104745821A (zh) | 基于酸洗污泥中回收镍、铜金属的方法 | |
CN104131157A (zh) | 氧化钨褐铁矿提炼钨的湿法冶炼方法 | |
CN102241581B (zh) | 用电解金属锰浸出渣制备醋酸锰的方法 | |
CN109536708B (zh) | 一种酸洗废液中铬和铁的分离方法 | |
CN103484888B (zh) | 一种不锈钢生产中含铬硫酸钠废液及硫酸酸洗废液的处理方法 | |
CN102345020A (zh) | 分离并回收溶液中的钒和铬的方法 | |
CN103572053B (zh) | 报废汽车或电镀废料湿法回收方法及其中毒萃取剂处理方法 | |
CN108947012A (zh) | 一种从氨氮废水中分离回收氨的方法 | |
CN110229964B (zh) | 一种提取飞灰中铷的方法 | |
CN109516443B (zh) | 一种含铝废硫酸的处理方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 213119 west side of Chaoyang Road, Hengshan Bridge Town, Wujin District, Changzhou, Jiangsu, China Patentee after: JIANGSU YONGBAO ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 213119 west side of Chaoyang Road, Hengshan Bridge Town, Wujin District, Changzhou, Jiangsu, China Patentee before: JIANGSU YONGBAO ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A separation method for chromium and iron in acid pickling wastewater Granted publication date: 20210806 Pledgee: Zijin Trust Co.,Ltd. Pledgor: JIANGSU YONGBAO ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2024980002882 |