CN103205575A - 一种从草酸稀土沉淀废水中回收盐酸和稀土的方法 - Google Patents
一种从草酸稀土沉淀废水中回收盐酸和稀土的方法 Download PDFInfo
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- CN103205575A CN103205575A CN2013100684590A CN201310068459A CN103205575A CN 103205575 A CN103205575 A CN 103205575A CN 2013100684590 A CN2013100684590 A CN 2013100684590A CN 201310068459 A CN201310068459 A CN 201310068459A CN 103205575 A CN103205575 A CN 103205575A
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- China
- Prior art keywords
- rare earth
- waste water
- concentration
- hydrochloric acid
- oxalate
- Prior art date
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 44
- 239000002351 wastewater Substances 0.000 title claims abstract description 44
- -1 oxalate rare earth Chemical class 0.000 title claims abstract description 40
- 238000001556 precipitation Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 22
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 21
- 239000000243 solution Substances 0.000 claims abstract description 19
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000010936 titanium Substances 0.000 claims abstract description 15
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 15
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 9
- 229910052741 iridium Inorganic materials 0.000 claims abstract description 8
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract description 8
- 239000003014 ion exchange membrane Substances 0.000 claims abstract description 6
- 239000003929 acidic solution Substances 0.000 claims abstract description 5
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 43
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 150000002500 ions Chemical class 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 239000002253 acid Substances 0.000 abstract description 11
- 239000000460 chlorine Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052801 chlorine Inorganic materials 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 abstract 1
- 235000006408 oxalic acid Nutrition 0.000 description 11
- 238000000605 extraction Methods 0.000 description 9
- 238000000354 decomposition reaction Methods 0.000 description 7
- 229910052771 Terbium Inorganic materials 0.000 description 6
- 238000005868 electrolysis reaction Methods 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 229920000557 Nafion® Polymers 0.000 description 5
- 229910052693 Europium Inorganic materials 0.000 description 3
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 3
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 3
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 3
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- RVNCZYOIAUWWCB-UHFFFAOYSA-N oxalic acid;terbium Chemical group [Tb].OC(=O)C(O)=O RVNCZYOIAUWWCB-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- MBULCFMSBDQQQT-UHFFFAOYSA-N (3-carboxy-2-hydroxypropyl)-trimethylazanium;2,4-dioxo-1h-pyrimidine-6-carboxylate Chemical compound C[N+](C)(C)CC(O)CC(O)=O.[O-]C(=O)C1=CC(=O)NC(=O)N1 MBULCFMSBDQQQT-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000010349 cathodic reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- TVXXPIQTTCLGHP-UHFFFAOYSA-N dysprosium;oxalic acid Chemical compound [Dy].OC(=O)C(O)=O TVXXPIQTTCLGHP-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- WSVPPALNMDLGQB-UHFFFAOYSA-N europium;oxalic acid Chemical group [Eu].OC(=O)C(O)=O WSVPPALNMDLGQB-UHFFFAOYSA-N 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- IBSDADOZMZEYKD-UHFFFAOYSA-H oxalate;yttrium(3+) Chemical compound [Y+3].[Y+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O IBSDADOZMZEYKD-UHFFFAOYSA-H 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 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
- Water Treatment By Electricity Or Magnetism (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310068459.0A CN103205575B (zh) | 2013-03-05 | 2013-03-05 | 一种从草酸稀土沉淀废水中回收盐酸和稀土的方法 |
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CN201310068459.0A CN103205575B (zh) | 2013-03-05 | 2013-03-05 | 一种从草酸稀土沉淀废水中回收盐酸和稀土的方法 |
Publications (2)
Publication Number | Publication Date |
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CN103205575A true CN103205575A (zh) | 2013-07-17 |
CN103205575B CN103205575B (zh) | 2015-02-04 |
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CN201310068459.0A Active CN103205575B (zh) | 2013-03-05 | 2013-03-05 | 一种从草酸稀土沉淀废水中回收盐酸和稀土的方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107162120A (zh) * | 2017-06-27 | 2017-09-15 | 包头稀土研究院 | 碳酸稀土沉淀废水的净化利用方法 |
CN109607914A (zh) * | 2018-12-11 | 2019-04-12 | 崔源发 | 一种稀有金属的工业废水处理工艺 |
CN112645413A (zh) * | 2020-11-27 | 2021-04-13 | 广东省科学院稀有金属研究所 | 一种草酸稀土沉淀废水的处理方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1056906A (zh) * | 1990-05-31 | 1991-12-11 | 清华大学 | 用电解还原法制备二价铕 |
CN2200646Y (zh) * | 1994-12-16 | 1995-06-14 | 清华大学 | 电解还原铕的反应器 |
CN1121843A (zh) * | 1995-08-01 | 1996-05-08 | 新疆大学 | 多种金属氯化物电解萃取分离方法及装置 |
CN2536601Y (zh) * | 2002-04-26 | 2003-02-19 | 北京有色金属研究总院 | 一种电解还原铕的设备 |
CN1453395A (zh) * | 2002-04-25 | 2003-11-05 | 北京有色金属研究总院 | 一种电解还原制备二价铕的工艺 |
CN2670381Y (zh) * | 2003-12-17 | 2005-01-12 | 江西南方稀土高技术股份有限公司 | 阴离子交换膜多级连续电解槽 |
CN102021601A (zh) * | 2010-11-03 | 2011-04-20 | 陕西科技大学 | 一种稀废盐酸的混合液电解法 |
CN102732907A (zh) * | 2011-04-08 | 2012-10-17 | 黄肇铭 | 制作电解水的方法 |
-
2013
- 2013-03-05 CN CN201310068459.0A patent/CN103205575B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1056906A (zh) * | 1990-05-31 | 1991-12-11 | 清华大学 | 用电解还原法制备二价铕 |
CN2200646Y (zh) * | 1994-12-16 | 1995-06-14 | 清华大学 | 电解还原铕的反应器 |
CN1121843A (zh) * | 1995-08-01 | 1996-05-08 | 新疆大学 | 多种金属氯化物电解萃取分离方法及装置 |
CN1453395A (zh) * | 2002-04-25 | 2003-11-05 | 北京有色金属研究总院 | 一种电解还原制备二价铕的工艺 |
CN2536601Y (zh) * | 2002-04-26 | 2003-02-19 | 北京有色金属研究总院 | 一种电解还原铕的设备 |
CN2670381Y (zh) * | 2003-12-17 | 2005-01-12 | 江西南方稀土高技术股份有限公司 | 阴离子交换膜多级连续电解槽 |
CN102021601A (zh) * | 2010-11-03 | 2011-04-20 | 陕西科技大学 | 一种稀废盐酸的混合液电解法 |
CN102732907A (zh) * | 2011-04-08 | 2012-10-17 | 黄肇铭 | 制作电解水的方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107162120A (zh) * | 2017-06-27 | 2017-09-15 | 包头稀土研究院 | 碳酸稀土沉淀废水的净化利用方法 |
CN109607914A (zh) * | 2018-12-11 | 2019-04-12 | 崔源发 | 一种稀有金属的工业废水处理工艺 |
CN112645413A (zh) * | 2020-11-27 | 2021-04-13 | 广东省科学院稀有金属研究所 | 一种草酸稀土沉淀废水的处理方法 |
CN112645413B (zh) * | 2020-11-27 | 2022-08-30 | 广东省科学院稀有金属研究所 | 一种草酸稀土沉淀废水的处理方法 |
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Publication number | Publication date |
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CN103205575B (zh) | 2015-02-04 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20171227 Address after: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee after: GUANGDONG INSTITUTE OF RARE METALS Address before: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee before: GUANGZHOU Research Institute OF NON FERROUS METALS |
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TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: 510651 No. 363, Changxin Road, Guangzhou, Guangdong, Tianhe District Patentee after: Institute of rare metals, Guangdong Academy of Sciences Address before: 510651 No. 363, Changxin Road, Guangzhou, Guangdong, Tianhe District Patentee before: GUANGDONG INSTITUTE OF RARE METALS |
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CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220922 Address after: 510651 No. 363, Changxin Road, Guangzhou, Guangdong, Tianhe District Patentee after: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Address before: 510651 No. 363, Changxin Road, Guangzhou, Guangdong, Tianhe District Patentee before: Institute of rare metals, Guangdong Academy of Sciences |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20130717 Assignee: Juneng Environmental Technology (Guangzhou) Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980040433 Denomination of invention: A Method for Recovering Hydrochloric Acid and Rare Earth from Oxalate Rare Earth Precipitation Wastewater Granted publication date: 20150204 License type: Common License Record date: 20230824 |
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Application publication date: 20130717 Assignee: Aromatic Encyclopedia Biotechnology (Chongqing) Co.,Ltd. Assignor: Institute of resource utilization and rare earth development, Guangdong Academy of Sciences Contract record no.: X2023980040853 Denomination of invention: A Method for Recovering Hydrochloric Acid and Rare Earth from Oxalate Rare Earth Precipitation Wastewater Granted publication date: 20150204 License type: Common License Record date: 20230831 |
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