ZA882060B - Process for separating rare earths by liquid-liquid extraction - Google Patents
Process for separating rare earths by liquid-liquid extractionInfo
- Publication number
- ZA882060B ZA882060B ZA882060A ZA882060A ZA882060B ZA 882060 B ZA882060 B ZA 882060B ZA 882060 A ZA882060 A ZA 882060A ZA 882060 A ZA882060 A ZA 882060A ZA 882060 B ZA882060 B ZA 882060B
- Authority
- ZA
- South Africa
- Prior art keywords
- liquid
- rare earths
- extraction
- separating rare
- liquid extraction
- Prior art date
Links
- 238000000622 liquid--liquid extraction Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 238000000638 solvent extraction Methods 0.000 title abstract 2
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 2
- 239000008346 aqueous phase Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000012074 organic phase Substances 0.000 abstract 1
- 150000002903 organophosphorus compounds Chemical class 0.000 abstract 1
- -1 rare-earth nitrates Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 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
-
- 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
- C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
- C22B3/382—Phosphine chalcogenides, e.g. compounds of the formula R3P=X with X = O, S, Se or Te
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
-
- 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
- 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
- C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
- C22B3/387—Cyclic or polycyclic compounds
-
- 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
- C22B3/408—Mixtures using a mixture of phosphorus-based acid derivatives of different types
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8703959A FR2612911B1 (fr) | 1987-03-23 | 1987-03-23 | Procede de separation des terres rares par extraction liquide-liquide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA882060B true ZA882060B (en) | 1988-09-14 |
Family
ID=9349288
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA882063A ZA882063B (en) | 1987-03-23 | 1988-03-23 | Process for separating rare earths by liquid-liquid extraction |
| ZA882060A ZA882060B (en) | 1987-03-23 | 1988-03-23 | Process for separating rare earths by liquid-liquid extraction |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA882063A ZA882063B (en) | 1987-03-23 | 1988-03-23 | Process for separating rare earths by liquid-liquid extraction |
Country Status (14)
| Country | Link |
|---|---|
| EP (2) | EP0284504B1 (xx) |
| JP (2) | JPH0755825B2 (xx) |
| KR (1) | KR920000536B1 (xx) |
| CN (2) | CN88101566A (xx) |
| AT (2) | ATE77414T1 (xx) |
| AU (2) | AU609100B2 (xx) |
| BR (2) | BR8801283A (xx) |
| CA (2) | CA1309596C (xx) |
| DE (2) | DE3872014T2 (xx) |
| FI (1) | FI881367A (xx) |
| FR (1) | FR2612911B1 (xx) |
| MY (2) | MY103242A (xx) |
| NO (2) | NO881236L (xx) |
| ZA (2) | ZA882063B (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2627478B1 (fr) * | 1988-02-19 | 1991-02-15 | Rhone Poulenc Chimie | Procede de traitement de residus contenant des terres rares et du cobalt |
| FR2643911B1 (fr) * | 1989-03-03 | 1992-06-12 | Rhone Poulenc Chimie | Procede de traitement de minerais de terres rares |
| CN1045626C (zh) * | 1994-11-30 | 1999-10-13 | 中国科学院上海有机化学研究所 | 用中性磷型萃取剂萃取分离钇的方法 |
| CN103441330A (zh) * | 2013-08-06 | 2013-12-11 | 华为终端有限公司 | 无线通信设备 |
| JP5684885B1 (ja) * | 2013-08-12 | 2015-03-18 | 国立大学法人九州大学 | 希土類抽出剤及び希土類抽出方法 |
| FR3035880B1 (fr) * | 2015-05-07 | 2017-06-02 | Commissariat Energie Atomique | Utilisation de nouveaux composes pour l'extraction selective de terres rares de solutions aqueuses comprenant de l'acide phosphorique et procede d'extraction associe |
| US9968887B2 (en) * | 2015-05-29 | 2018-05-15 | Ut-Battelle, Llc | Membrane assisted solvent extraction for rare earth element recovery |
| FR3055906B1 (fr) * | 2016-09-15 | 2018-09-28 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Nouvel extractant, utile pour extraire des terres rares d'une solution aqueuse d'acide phosphorique, et ses applications |
| CN114737056B (zh) * | 2021-01-08 | 2023-11-03 | 厦门稀土材料研究所 | 一种有机萃取剂及其回收金属元素的方法和应用 |
| CN113584327B (zh) * | 2021-06-28 | 2022-10-28 | 中国恩菲工程技术有限公司 | 氧化钪的提纯方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2515630B1 (fr) * | 1981-10-30 | 1985-10-04 | Rhone Poulenc Spec Chim | Procede d'extraction et de separation de l'uranium, du thorium et des terres rares par traitement de solutions aqueuses de chlorures de ces elements |
| FR2562059B1 (fr) * | 1984-04-02 | 1989-12-01 | Rhone Poulenc Spec Chim | Procede de separation des terres rares par extraction liquide-liquide |
| JPS61281833A (ja) * | 1985-06-08 | 1986-12-12 | Seitetsu Kagaku Co Ltd | セリウムの精製方法 |
-
1987
- 1987-03-23 FR FR8703959A patent/FR2612911B1/fr not_active Expired - Lifetime
-
1988
- 1988-03-18 EP EP88400646A patent/EP0284504B1/fr not_active Expired - Lifetime
- 1988-03-18 EP EP88400645A patent/EP0284503B1/fr not_active Expired - Lifetime
- 1988-03-18 DE DE8888400646T patent/DE3872014T2/de not_active Expired - Fee Related
- 1988-03-18 AT AT88400646T patent/ATE77414T1/de not_active IP Right Cessation
- 1988-03-18 DE DE8888400645T patent/DE3872013T2/de not_active Expired - Fee Related
- 1988-03-18 AT AT88400645T patent/ATE77413T1/de not_active IP Right Cessation
- 1988-03-21 NO NO881236A patent/NO881236L/no unknown
- 1988-03-21 NO NO881237A patent/NO881237L/no unknown
- 1988-03-22 CA CA000562128A patent/CA1309596C/fr not_active Expired - Lifetime
- 1988-03-22 AU AU13388/88A patent/AU609100B2/en not_active Ceased
- 1988-03-22 AU AU13387/88A patent/AU601270B2/en not_active Ceased
- 1988-03-22 MY MYPI88000293A patent/MY103242A/en unknown
- 1988-03-22 FI FI881367A patent/FI881367A/fi not_active IP Right Cessation
- 1988-03-22 CA CA000562127A patent/CA1309595C/fr not_active Expired - Lifetime
- 1988-03-22 JP JP63065971A patent/JPH0755825B2/ja not_active Expired - Lifetime
- 1988-03-22 JP JP63065970A patent/JPH0761865B2/ja not_active Expired - Lifetime
- 1988-03-22 BR BR8801283A patent/BR8801283A/pt unknown
- 1988-03-22 BR BR8801284A patent/BR8801284A/pt unknown
- 1988-03-22 MY MYPI88000294A patent/MY103243A/en unknown
- 1988-03-23 KR KR1019880003135A patent/KR920000536B1/ko not_active IP Right Cessation
- 1988-03-23 ZA ZA882063A patent/ZA882063B/xx unknown
- 1988-03-23 CN CN198888101566A patent/CN88101566A/zh active Pending
- 1988-03-23 CN CN198888101564A patent/CN88101564A/zh active Pending
- 1988-03-23 ZA ZA882060A patent/ZA882060B/xx unknown
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