CN105200239A - 一种从电镀污泥中分离回收锌的方法 - Google Patents
一种从电镀污泥中分离回收锌的方法 Download PDFInfo
- Publication number
- CN105200239A CN105200239A CN201510633449.6A CN201510633449A CN105200239A CN 105200239 A CN105200239 A CN 105200239A CN 201510633449 A CN201510633449 A CN 201510633449A CN 105200239 A CN105200239 A CN 105200239A
- Authority
- CN
- China
- Prior art keywords
- zinc
- extraction
- electroplating sludge
- leach liquor
- concentration
- 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.)
- Pending
Links
- 239000011701 zinc Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 60
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 58
- 238000009713 electroplating Methods 0.000 title claims abstract description 40
- 239000010802 sludge Substances 0.000 title claims abstract description 39
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000000605 extraction Methods 0.000 claims abstract description 49
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000000926 separation method Methods 0.000 claims abstract description 33
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 22
- 239000011651 chromium Substances 0.000 claims abstract description 22
- 229910052742 iron Inorganic materials 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 18
- 239000002904 solvent Substances 0.000 claims abstract description 14
- 238000002386 leaching Methods 0.000 claims abstract description 13
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims abstract description 11
- 229960001763 zinc sulfate Drugs 0.000 claims abstract description 11
- 229910000368 zinc sulfate Inorganic materials 0.000 claims abstract description 11
- 230000003472 neutralizing effect Effects 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 3
- 238000011084 recovery Methods 0.000 claims description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 239000000284 extract Substances 0.000 claims description 12
- 238000001556 precipitation Methods 0.000 claims description 12
- 239000012074 organic phase Substances 0.000 claims description 11
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical group [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 7
- 239000008346 aqueous phase Substances 0.000 claims description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 7
- 239000011707 mineral Substances 0.000 claims description 7
- 235000010755 mineral Nutrition 0.000 claims description 7
- 230000002000 scavenging effect Effects 0.000 claims description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 5
- 229910017604 nitric acid Inorganic materials 0.000 claims description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 5
- 238000006386 neutralization reaction Methods 0.000 claims description 4
- 239000000920 calcium hydroxide Substances 0.000 claims description 2
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 2
- STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000007127 saponification reaction Methods 0.000 abstract description 6
- 235000011121 sodium hydroxide Nutrition 0.000 abstract description 5
- 150000007524 organic acids Chemical class 0.000 abstract description 4
- 238000005272 metallurgy Methods 0.000 abstract description 3
- 239000002244 precipitate Substances 0.000 abstract 2
- VQWFNAGFNGABOH-UHFFFAOYSA-K chromium(iii) hydroxide Chemical compound [OH-].[OH-].[OH-].[Cr+3] VQWFNAGFNGABOH-UHFFFAOYSA-K 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 229960004887 ferric hydroxide Drugs 0.000 abstract 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 description 36
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 31
- 239000010949 copper Substances 0.000 description 22
- 229910052759 nickel Inorganic materials 0.000 description 10
- 239000003921 oil Substances 0.000 description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 7
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 5
- 229910001430 chromium ion Inorganic materials 0.000 description 5
- 229910017052 cobalt Inorganic materials 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 235000017550 sodium carbonate Nutrition 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- -1 Dioctylphosphoric acid ester Chemical class 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- 239000005083 Zinc sulfide Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 2
- LJKDOMVGKKPJBH-UHFFFAOYSA-N 2-ethylhexyl dihydrogen phosphate Chemical compound CCCCC(CC)COP(O)(O)=O LJKDOMVGKKPJBH-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910018661 Ni(OH) Inorganic materials 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- SNAMIIGIIUQQSP-UHFFFAOYSA-N bis(6-methylheptyl) hydrogen phosphate Chemical compound CC(C)CCCCCOP(O)(=O)OCCCCCC(C)C SNAMIIGIIUQQSP-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- SEGLCEQVOFDUPX-UHFFFAOYSA-N di-(2-ethylhexyl)phosphoric acid Chemical compound CCCCC(CC)COP(O)(=O)OCC(CC)CCCC SEGLCEQVOFDUPX-UHFFFAOYSA-N 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010814 metallic waste Substances 0.000 description 1
- 150000002739 metals Chemical group 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- FRNOGLGSGLTDKL-UHFFFAOYSA-N thulium atom Chemical compound [Tm] FRNOGLGSGLTDKL-UHFFFAOYSA-N 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633449.6A CN105200239A (zh) | 2015-09-29 | 2015-09-29 | 一种从电镀污泥中分离回收锌的方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633449.6A CN105200239A (zh) | 2015-09-29 | 2015-09-29 | 一种从电镀污泥中分离回收锌的方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105200239A true CN105200239A (zh) | 2015-12-30 |
Family
ID=54948192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510633449.6A Pending CN105200239A (zh) | 2015-09-29 | 2015-09-29 | 一种从电镀污泥中分离回收锌的方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105200239A (zh) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105648218A (zh) * | 2015-12-31 | 2016-06-08 | 南京工业大学 | 一种从高铁含量电镀污泥中回收锌和铁的方法 |
| CN105907972A (zh) * | 2016-05-09 | 2016-08-31 | 芦秀琴 | 一种从电镀污泥中综合回收多种有价金属的方法 |
| CN108570557A (zh) * | 2017-03-14 | 2018-09-25 | 湖南埃格环保科技有限公司 | 一种高铁高铬电镀污泥浸出液中铁、铬、镍、铜、锌的分离方法 |
| CN111876602A (zh) * | 2020-07-20 | 2020-11-03 | 湖南绿色再生资源有限公司 | 一种从废镀锌板中提取高纯锌的全湿法工艺 |
| CN112010518A (zh) * | 2020-09-09 | 2020-12-01 | 佛山经纬纳科环境科技有限公司 | 一种含重金属污泥的资源化处理方法 |
| CN113862482A (zh) * | 2021-10-08 | 2021-12-31 | 上海良仁化工有限公司 | 电镀污泥回收铬、铜、镍和钴的工艺 |
| CN114540621A (zh) * | 2020-11-24 | 2022-05-27 | 北京博萃循环科技有限公司 | 一种提取电镀污泥有价金属的工艺 |
| CN114671465A (zh) * | 2022-04-06 | 2022-06-28 | 中冶瑞木新能源科技有限公司 | 一种硫酸锰溶液的提纯方法 |
| CN115652113A (zh) * | 2022-10-28 | 2023-01-31 | 广东省科学院资源利用与稀土开发研究所 | 一种从海洋稀土硫酸浸出液中萃取分离稀土的方法 |
Citations (7)
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|---|---|---|---|---|
| US4162294A (en) * | 1977-09-29 | 1979-07-24 | Th. Goldschmidt Ag | Process for working up nonferrous metal hydroxide sludge waste |
| US4242127A (en) * | 1978-09-22 | 1980-12-30 | Th. Goldschmidt Ag | Process for treating hydroxide sludge residues containing nonferrous metals |
| CN1827802A (zh) * | 2006-03-24 | 2006-09-06 | 浙江工业大学 | 从电镀污泥中回收有价金属的方法 |
| CN101643243A (zh) * | 2009-08-14 | 2010-02-10 | 扬州宁达贵金属有限公司 | 从电镀污泥中回收铜、镍、铬、锌、铁的方法 |
| CN104060097A (zh) * | 2014-07-04 | 2014-09-24 | 江西省广德环保科技有限公司 | 一种电镀污泥中镍、钴、铜、锰、锌的分离回收方法 |
| CN104099474A (zh) * | 2013-04-11 | 2014-10-15 | 镇江华科环保科技有限公司 | 一种电镀污泥回收利用工艺 |
| CN104263943A (zh) * | 2014-09-25 | 2015-01-07 | 池州西恩新材料科技有限公司 | 从含铬、铁、铝的酸性金属溶液中同时分离铬、铁、铝的方法 |
-
2015
- 2015-09-29 CN CN201510633449.6A patent/CN105200239A/zh active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4162294A (en) * | 1977-09-29 | 1979-07-24 | Th. Goldschmidt Ag | Process for working up nonferrous metal hydroxide sludge waste |
| US4242127A (en) * | 1978-09-22 | 1980-12-30 | Th. Goldschmidt Ag | Process for treating hydroxide sludge residues containing nonferrous metals |
| CN1827802A (zh) * | 2006-03-24 | 2006-09-06 | 浙江工业大学 | 从电镀污泥中回收有价金属的方法 |
| CN101643243A (zh) * | 2009-08-14 | 2010-02-10 | 扬州宁达贵金属有限公司 | 从电镀污泥中回收铜、镍、铬、锌、铁的方法 |
| CN104099474A (zh) * | 2013-04-11 | 2014-10-15 | 镇江华科环保科技有限公司 | 一种电镀污泥回收利用工艺 |
| CN104060097A (zh) * | 2014-07-04 | 2014-09-24 | 江西省广德环保科技有限公司 | 一种电镀污泥中镍、钴、铜、锰、锌的分离回收方法 |
| CN104263943A (zh) * | 2014-09-25 | 2015-01-07 | 池州西恩新材料科技有限公司 | 从含铬、铁、铝的酸性金属溶液中同时分离铬、铁、铝的方法 |
Non-Patent Citations (2)
| Title |
|---|
| 熊道陵等: "《电镀污泥中有价金属提取技术》", 31 October 2013, 冶金工业出版社 * |
| 郭介高等: "《再生铜生产》", 30 November 1983, 冶金工业出半设 * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105648218A (zh) * | 2015-12-31 | 2016-06-08 | 南京工业大学 | 一种从高铁含量电镀污泥中回收锌和铁的方法 |
| CN105907972A (zh) * | 2016-05-09 | 2016-08-31 | 芦秀琴 | 一种从电镀污泥中综合回收多种有价金属的方法 |
| CN108570557A (zh) * | 2017-03-14 | 2018-09-25 | 湖南埃格环保科技有限公司 | 一种高铁高铬电镀污泥浸出液中铁、铬、镍、铜、锌的分离方法 |
| CN111876602A (zh) * | 2020-07-20 | 2020-11-03 | 湖南绿色再生资源有限公司 | 一种从废镀锌板中提取高纯锌的全湿法工艺 |
| CN112010518A (zh) * | 2020-09-09 | 2020-12-01 | 佛山经纬纳科环境科技有限公司 | 一种含重金属污泥的资源化处理方法 |
| CN112010518B (zh) * | 2020-09-09 | 2021-06-29 | 佛山经纬纳科环境科技有限公司 | 一种含重金属污泥的资源化处理方法 |
| CN114540621A (zh) * | 2020-11-24 | 2022-05-27 | 北京博萃循环科技有限公司 | 一种提取电镀污泥有价金属的工艺 |
| CN114540621B (zh) * | 2020-11-24 | 2024-01-02 | 北京博萃循环科技有限公司 | 一种提取电镀污泥有价金属的工艺 |
| CN113862482A (zh) * | 2021-10-08 | 2021-12-31 | 上海良仁化工有限公司 | 电镀污泥回收铬、铜、镍和钴的工艺 |
| CN114671465A (zh) * | 2022-04-06 | 2022-06-28 | 中冶瑞木新能源科技有限公司 | 一种硫酸锰溶液的提纯方法 |
| CN115652113A (zh) * | 2022-10-28 | 2023-01-31 | 广东省科学院资源利用与稀土开发研究所 | 一种从海洋稀土硫酸浸出液中萃取分离稀土的方法 |
| CN115652113B (zh) * | 2022-10-28 | 2023-10-10 | 广东省科学院资源利用与稀土开发研究所 | 一种从海洋稀土硫酸浸出液中萃取分离稀土的方法 |
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