CN104053801B - 稀土元素的分离回收方法 - Google Patents
稀土元素的分离回收方法 Download PDFInfo
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- CN104053801B CN104053801B CN201280066044.3A CN201280066044A CN104053801B CN 104053801 B CN104053801 B CN 104053801B CN 201280066044 A CN201280066044 A CN 201280066044A CN 104053801 B CN104053801 B CN 104053801B
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- Prior art keywords
- dysprosium
- neodymium
- mentioned
- liquid
- oxychloride
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- 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.)
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- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 136
- 238000000034 method Methods 0.000 title claims abstract description 104
- 239000007788 liquid Substances 0.000 claims abstract description 160
- 239000000203 mixture Substances 0.000 claims abstract description 55
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 113
- 238000000926 separation method Methods 0.000 claims description 111
- 229910052692 Dysprosium Inorganic materials 0.000 claims description 100
- 229910052779 Neodymium Inorganic materials 0.000 claims description 78
- 238000011084 recovery Methods 0.000 claims description 52
- ATINCSYRHURBSP-UHFFFAOYSA-K neodymium(iii) chloride Chemical compound Cl[Nd](Cl)Cl ATINCSYRHURBSP-UHFFFAOYSA-K 0.000 claims description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 45
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 42
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 36
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 34
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 32
- 239000003960 organic solvent Substances 0.000 claims description 31
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 26
- 239000000460 chlorine Substances 0.000 claims description 26
- 229910052801 chlorine Inorganic materials 0.000 claims description 26
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims description 21
- 239000007789 gas Substances 0.000 claims description 14
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 9
- KADSBWRWRRKPNI-UHFFFAOYSA-N [Nd].[Cl] Chemical compound [Nd].[Cl] KADSBWRWRRKPNI-UHFFFAOYSA-N 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- HFCZPEHTJDAPCG-UHFFFAOYSA-N [Dy].O(Cl)Cl Chemical compound [Dy].O(Cl)Cl HFCZPEHTJDAPCG-UHFFFAOYSA-N 0.000 claims 23
- HDLKUQNRQQEPLO-UHFFFAOYSA-N [Nd].ClOCl Chemical compound [Nd].ClOCl HDLKUQNRQQEPLO-UHFFFAOYSA-N 0.000 claims 8
- WGKMWBIFNQLOKM-UHFFFAOYSA-N [O].[Cl] Chemical compound [O].[Cl] WGKMWBIFNQLOKM-UHFFFAOYSA-N 0.000 claims 3
- 229910017544 NdCl3 Inorganic materials 0.000 claims 2
- 150000002038 dysprosium compounds Chemical class 0.000 claims 2
- OEWXCTHHEXGJNA-UHFFFAOYSA-N [Dy].[Cl] Chemical compound [Dy].[Cl] OEWXCTHHEXGJNA-UHFFFAOYSA-N 0.000 claims 1
- RCJVRSBWZCNNQT-UHFFFAOYSA-N dichloridooxygen Chemical compound ClOCl RCJVRSBWZCNNQT-UHFFFAOYSA-N 0.000 claims 1
- -1 rare earth acid chloride Chemical class 0.000 abstract description 145
- 239000002198 insoluble material Substances 0.000 abstract 2
- 150000002910 rare earth metals Chemical class 0.000 description 41
- 239000000843 powder Substances 0.000 description 25
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 24
- 239000000126 substance Substances 0.000 description 15
- 238000012360 testing method Methods 0.000 description 15
- 239000002131 composite material Substances 0.000 description 14
- 239000002245 particle Substances 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
- 239000001301 oxygen Substances 0.000 description 13
- 229910052760 oxygen Inorganic materials 0.000 description 13
- 238000003756 stirring Methods 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000002156 mixing Methods 0.000 description 10
- 238000002441 X-ray diffraction Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 8
- 239000011812 mixed powder Substances 0.000 description 8
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000007922 dissolution test Methods 0.000 description 7
- GEZAXHSNIQTPMM-UHFFFAOYSA-N dysprosium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Dy+3].[Dy+3] GEZAXHSNIQTPMM-UHFFFAOYSA-N 0.000 description 7
- BOXVSFHSLKQLNZ-UHFFFAOYSA-K dysprosium(iii) chloride Chemical compound Cl[Dy](Cl)Cl BOXVSFHSLKQLNZ-UHFFFAOYSA-K 0.000 description 7
- 235000006408 oxalic acid Nutrition 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- MAYVZUQEFSJDHA-UHFFFAOYSA-N 1,5-bis(methylsulfanyl)naphthalene Chemical compound C1=CC=C2C(SC)=CC=CC2=C1SC MAYVZUQEFSJDHA-UHFFFAOYSA-N 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000001939 inductive effect Effects 0.000 description 5
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- 239000001099 ammonium carbonate Substances 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 4
- 229910001172 neodymium magnet Inorganic materials 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 229910052777 Praseodymium Inorganic materials 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000001636 atomic emission spectroscopy Methods 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 3
- 238000004445 quantitative analysis Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 2
- 150000000914 Dysprosium Chemical class 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical compound C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 2
- 235000012501 ammonium carbonate Nutrition 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004993 emission spectroscopy Methods 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical compound [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- UAYWVJHJZHQCIE-UHFFFAOYSA-L zinc iodide Chemical compound I[Zn]I UAYWVJHJZHQCIE-UHFFFAOYSA-L 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 150000001206 Neodymium Chemical class 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- XTEGARKTQYYJKE-UHFFFAOYSA-N chloric acid Chemical compound OCl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-N 0.000 description 1
- 229940005991 chloric acid Drugs 0.000 description 1
- 150000001805 chlorine compounds Chemical group 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000002447 crystallographic data Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- NLQFUUYNQFMIJW-UHFFFAOYSA-N dysprosium(III) oxide Inorganic materials O=[Dy]O[Dy]=O NLQFUUYNQFMIJW-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- ICIWUVCWSCSTAQ-UHFFFAOYSA-M iodate Chemical compound [O-]I(=O)=O ICIWUVCWSCSTAQ-UHFFFAOYSA-M 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 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
- C22B59/00—Obtaining rare earth metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/80—Destroying solid waste or transforming solid waste into something useful or harmless involving an extraction step
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/10—Preparation or treatment, e.g. separation or purification
- C01F17/17—Preparation or treatment, e.g. separation or purification involving a liquid-liquid extraction
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
- C01F17/224—Oxides or hydroxides of lanthanides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/253—Halides
- C01F17/259—Oxyhalides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/253—Halides
- C01F17/271—Chlorides
-
- 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)
- Organic Chemistry (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Analytical Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
Claims (8)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012000963 | 2012-01-06 | ||
JP2012-000963 | 2012-01-06 | ||
JP2012-000961 | 2012-01-06 | ||
JP2012000961 | 2012-01-06 | ||
PCT/JP2012/083256 WO2013103099A1 (ja) | 2012-01-06 | 2012-12-21 | 希土類元素の分離回収方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104053801A CN104053801A (zh) | 2014-09-17 |
CN104053801B true CN104053801B (zh) | 2016-10-26 |
Family
ID=48745161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280066044.3A Active CN104053801B (zh) | 2012-01-06 | 2012-12-21 | 稀土元素的分离回收方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9376736B2 (zh) |
JP (1) | JP5835349B2 (zh) |
CN (1) | CN104053801B (zh) |
WO (1) | WO2013103099A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104583428B (zh) | 2012-10-10 | 2016-08-24 | 日立金属株式会社 | 稀土元素的分离方法及分离装置 |
CN106062222B (zh) * | 2014-02-05 | 2017-09-26 | 株式会社日立制作所 | 稀土元素的分离方法及分离装置 |
US9725788B2 (en) * | 2014-07-21 | 2017-08-08 | Iowa State University Research Foundation, Inc. | Recovering heavy rare earth metals from magnet scrap |
FR3042428B1 (fr) | 2015-10-19 | 2017-12-08 | Centre Nat Rech Scient | Procede et systeme de recuperation de terre rare presente au sein d'un objet |
CN109112317B (zh) * | 2018-10-16 | 2020-02-18 | 内蒙古科技大学 | 还原-氧化分离稀土混合物La2O3-RE2O3的方法 |
US10988386B1 (en) | 2020-05-27 | 2021-04-27 | Winston-Salem State University | Separation and purification of rare-earth elements by chemical reduction in aqueous solutions |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87102206A (zh) * | 1986-03-18 | 1987-10-14 | 通用汽车公司 | 稀土氯化物的金属热还原 |
CN101638731A (zh) * | 2009-07-10 | 2010-02-03 | 沈阳工业大学 | 一种利用氯化铵-氯化钾气相传输从稀土矿中分离稀土氧化物的方法 |
CN101928829A (zh) * | 2009-06-17 | 2010-12-29 | 信越化学工业株式会社 | 萃取和分离稀土元素的方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4445495A1 (de) | 1994-12-20 | 1996-06-27 | Varta Batterie | Verfahren zur Rückgewinnung von Metallen aus gebrauchten Nickel-Metallhydrid-Akkumulatoren |
JP3674732B2 (ja) * | 1997-01-22 | 2005-07-20 | 同和鉱業株式会社 | ジルコニウムおよび/またはハフニウム化合物の精製方法 |
JP2001303149A (ja) | 2000-04-24 | 2001-10-31 | Tetsuya Uda | 希土類元素の分離方法及び希土類元素分離用組成物 |
JP2003073754A (ja) | 2001-08-30 | 2003-03-12 | Tetsuya Uda | 希土類元素の回収方法 |
JP5146658B2 (ja) | 2008-04-04 | 2013-02-20 | 信越化学工業株式会社 | 希土類元素の回収方法 |
JP5398369B2 (ja) | 2009-06-15 | 2014-01-29 | 株式会社東芝 | レアメタルの製造方法及び製造システム |
JP5499353B2 (ja) * | 2009-06-17 | 2014-05-21 | 信越化学工業株式会社 | 希土類元素の抽出・分離方法 |
JP5504531B2 (ja) * | 2009-09-29 | 2014-05-28 | 国立大学法人秋田大学 | 金属元素の分離方法及び分離装置 |
JP5401497B2 (ja) | 2011-04-08 | 2014-01-29 | 株式会社日立製作所 | 希土類元素の分離回収方法 |
JP5792079B2 (ja) | 2012-01-06 | 2015-10-07 | 株式会社日立製作所 | 希土類元素の分離回収方法 |
-
2012
- 2012-12-21 WO PCT/JP2012/083256 patent/WO2013103099A1/ja active Application Filing
- 2012-12-21 CN CN201280066044.3A patent/CN104053801B/zh active Active
- 2012-12-21 US US14/370,666 patent/US9376736B2/en active Active
- 2012-12-21 JP JP2013552407A patent/JP5835349B2/ja not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87102206A (zh) * | 1986-03-18 | 1987-10-14 | 通用汽车公司 | 稀土氯化物的金属热还原 |
CN101928829A (zh) * | 2009-06-17 | 2010-12-29 | 信越化学工业株式会社 | 萃取和分离稀土元素的方法 |
CN101638731A (zh) * | 2009-07-10 | 2010-02-03 | 沈阳工业大学 | 一种利用氯化铵-氯化钾气相传输从稀土矿中分离稀土氧化物的方法 |
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JPWO2013103099A1 (ja) | 2015-05-11 |
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