ZA86270B - Process for the purification of aqueous solutions of salts of rare earths by liquid-liquid extraction - Google Patents
Process for the purification of aqueous solutions of salts of rare earths by liquid-liquid extractionInfo
- Publication number
- ZA86270B ZA86270B ZA86270A ZA86270A ZA86270B ZA 86270 B ZA86270 B ZA 86270B ZA 86270 A ZA86270 A ZA 86270A ZA 86270 A ZA86270 A ZA 86270A ZA 86270 B ZA86270 B ZA 86270B
- Authority
- ZA
- South Africa
- Prior art keywords
- liquid
- salts
- purification
- aqueous solutions
- rare earths
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/38—Liquid-membrane separation
- B01D61/40—Liquid-membrane separation using emulsion-type membranes
-
- 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
- C22B3/302—Ethers or epoxides
- C22B3/304—Crown ethers
-
- 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
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/005—Preparation involving liquid-liquid extraction, absorption or ion-exchange
-
- 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
- C01F17/276—Nitrates
-
- 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
- C22B3/302—Ethers or epoxides
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/09—Reaction techniques
- Y10S423/14—Ion exchange; chelation or liquid/liquid ion extraction
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Analytical Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Extraction Or Liquid Replacement (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Medicines Containing Plant Substances (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8500495A FR2575936B1 (fr) | 1985-01-15 | 1985-01-15 | Procede de purification de solutions aqueuses de sels de terres rares par extraction liquide-liquide |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA86270B true ZA86270B (en) | 1986-11-26 |
Family
ID=9315276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA86270A ZA86270B (en) | 1985-01-15 | 1986-01-14 | Process for the purification of aqueous solutions of salts of rare earths by liquid-liquid extraction |
Country Status (13)
Country | Link |
---|---|
US (1) | US4726938A (zh) |
EP (1) | EP0188394B1 (zh) |
JP (1) | JPS61205618A (zh) |
CN (1) | CN86100169A (zh) |
AT (1) | ATE34727T1 (zh) |
AU (1) | AU572716B2 (zh) |
BR (1) | BR8600098A (zh) |
CA (1) | CA1279195C (zh) |
DE (1) | DE3660247D1 (zh) |
FI (1) | FI860171A (zh) |
FR (1) | FR2575936B1 (zh) |
NO (1) | NO860101L (zh) |
ZA (1) | ZA86270B (zh) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2587037A1 (fr) * | 1985-09-10 | 1987-03-13 | Rhone Poulenc Spec Chim | Procede de traitement de minerais de terres rares |
CA1336834C (en) * | 1987-06-02 | 1995-08-29 | James J. Christensen | Proton ionizable macrocyclic compounds and selective competitive separation of desirable metal ions from mixtures thereof with other ions |
BR8707200A (pt) * | 1987-12-23 | 1989-08-15 | Pirelli Brasil | Sintese de supercondutores a partir da xenotima |
US4994189A (en) * | 1988-09-30 | 1991-02-19 | Leighton David T | Separation device utilizing oscillatory liquid membrane |
US5167823A (en) * | 1988-09-30 | 1992-12-01 | Leighton David T | Oscillatory liquid membrane support |
US4917825A (en) * | 1988-10-05 | 1990-04-17 | The United States Of America, As Represented By The Department Of Energy | Solvent composition and process for the isolation of radium |
FR2652076B1 (fr) * | 1989-09-20 | 1992-03-20 | Rhone Poulenc Chimie | Procede de recuperation des valeurs de terres rares dans les gypses. |
US5100585A (en) * | 1990-04-09 | 1992-03-31 | United States Department Of Energy | Process for the recovery of strontium from acid solutions |
US7323581B1 (en) | 1990-07-06 | 2008-01-29 | Advanced Technology Materials, Inc. | Source reagent compositions and method for forming metal films on a substrate by chemical vapor deposition |
US5820664A (en) * | 1990-07-06 | 1998-10-13 | Advanced Technology Materials, Inc. | Precursor compositions for chemical vapor deposition, and ligand exchange resistant metal-organic precursor solutions comprising same |
US5132253A (en) * | 1990-12-17 | 1992-07-21 | Corning Incorporated | Sol-gel method for making ceramic materials |
FR2697010B1 (fr) * | 1992-10-19 | 1995-02-24 | Rhone Poulenc Chimie | Procédé de traitement des composés solubles du thorium et nouveau phosphate de thorium ainsi obtenu. |
JP3808500B2 (ja) * | 1994-02-22 | 2006-08-09 | キューレータズ オブ ディ ユニバーシティ オブ ミズーリ | 分離剤としての大環状抗生物質 |
US5916359A (en) * | 1995-03-31 | 1999-06-29 | Advanced Technology Materials, Inc. | Alkane and polyamine solvent compositions for liquid delivery chemical vapor deposition |
US5863439A (en) * | 1997-06-06 | 1999-01-26 | Arch Development Corporation | Process for separation and preconcentration of radium from water |
US6133051A (en) * | 1998-06-30 | 2000-10-17 | Advanced Technology Materials, Inc. | Amorphously deposited metal oxide ceramic films |
US6015917A (en) * | 1998-01-23 | 2000-01-18 | Advanced Technology Materials, Inc. | Tantalum amide precursors for deposition of tantalum nitride on a substrate |
US7012292B1 (en) * | 1998-11-25 | 2006-03-14 | Advanced Technology Materials, Inc | Oxidative top electrode deposition process, and microelectronic device structure |
US7084080B2 (en) * | 2001-03-30 | 2006-08-01 | Advanced Technology Materials, Inc. | Silicon source reagent compositions, and method of making and using same for microelectronic device structure |
US7105089B2 (en) * | 2003-03-13 | 2006-09-12 | 3M Innovative Properties Company | Liquid—liquid extraction system and method |
US7166732B2 (en) * | 2004-06-16 | 2007-01-23 | Advanced Technology Materials, Inc. | Copper (I) compounds useful as deposition precursors of copper thin films |
US20060102895A1 (en) * | 2004-11-16 | 2006-05-18 | Hendrix Bryan C | Precursor compositions for forming tantalum-containing films, and tantalum-containing barrier films and copper-metallized semiconductor device structures |
US9312557B2 (en) * | 2005-05-11 | 2016-04-12 | Schlumberger Technology Corporation | Fuel cell apparatus and method for downhole power systems |
WO2008069821A1 (en) * | 2006-12-05 | 2008-06-12 | Advanced Technology Materials, Inc. | Metal aminotroponiminates, bis-oxazolinates and guanidinates |
US7750173B2 (en) * | 2007-01-18 | 2010-07-06 | Advanced Technology Materials, Inc. | Tantalum amido-complexes with chelate ligands useful for CVD and ALD of TaN and Ta205 thin films |
US8216532B1 (en) | 2011-06-17 | 2012-07-10 | Vierheilig Albert A | Methods of recovering rare earth elements |
US9968887B2 (en) * | 2015-05-29 | 2018-05-15 | Ut-Battelle, Llc | Membrane assisted solvent extraction for rare earth element recovery |
FR3054140B1 (fr) * | 2016-07-22 | 2018-08-31 | Adionics | Methode d’extraction de sels et composition extractante regeneree en temperature |
WO2024006437A1 (en) * | 2022-06-29 | 2024-01-04 | Molten Salt Solutions, LLC | Method and composition for liquid-liquid extraction |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3258315A (en) * | 1963-09-19 | 1966-06-28 | John M Schmitt | Monoalkyl phosphoric acid extraction of cesium and strontium values |
US3449088A (en) * | 1965-04-01 | 1969-06-10 | Dow Chemical Co | Extraction of lithium calcium,and magnesium bromides using hydroxyethers and glycols |
US3622577A (en) * | 1968-11-08 | 1971-11-23 | Du Pont | Trimerization of organic isocyanates |
US3687978A (en) * | 1969-08-06 | 1972-08-29 | Du Pont | Macrocyclic polyether compounds |
GB1556050A (en) * | 1975-08-13 | 1979-11-21 | Inveresk Res Int | Device for monitoring the metal content of aqueous systems and monitoring method |
JPS5817783B2 (ja) * | 1976-07-08 | 1983-04-09 | 日本曹達株式会社 | 固体表面に担持されたヘテロ巨大環化合物 |
JPS5339841A (en) * | 1976-09-24 | 1978-04-12 | Takeda Riken Ind Co Ltd | Attenuator |
US4474738A (en) * | 1982-09-28 | 1984-10-02 | Martin R Torrence | Process for mineral beneficiation |
FR2562059B1 (fr) * | 1984-04-02 | 1989-12-01 | Rhone Poulenc Spec Chim | Procede de separation des terres rares par extraction liquide-liquide |
-
1985
- 1985-01-15 FR FR8500495A patent/FR2575936B1/fr not_active Expired
-
1986
- 1986-01-10 DE DE8686400049T patent/DE3660247D1/de not_active Expired
- 1986-01-10 EP EP86400049A patent/EP0188394B1/fr not_active Expired
- 1986-01-10 AT AT86400049T patent/ATE34727T1/de not_active IP Right Cessation
- 1986-01-13 AU AU52216/86A patent/AU572716B2/en not_active Ceased
- 1986-01-13 BR BR8600098A patent/BR8600098A/pt unknown
- 1986-01-13 CN CN198686100169A patent/CN86100169A/zh active Pending
- 1986-01-13 JP JP61003696A patent/JPS61205618A/ja active Pending
- 1986-01-14 NO NO860101A patent/NO860101L/no unknown
- 1986-01-14 FI FI860171A patent/FI860171A/fi not_active Application Discontinuation
- 1986-01-14 CA CA000499497A patent/CA1279195C/fr not_active Expired - Fee Related
- 1986-01-14 ZA ZA86270A patent/ZA86270B/xx unknown
- 1986-01-15 US US06/819,060 patent/US4726938A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU572716B2 (en) | 1988-05-12 |
NO860101L (no) | 1986-07-16 |
FR2575936A1 (fr) | 1986-07-18 |
CN86100169A (zh) | 1986-10-08 |
FI860171A (fi) | 1986-07-16 |
EP0188394A1 (fr) | 1986-07-23 |
JPS61205618A (ja) | 1986-09-11 |
EP0188394B1 (fr) | 1988-06-01 |
US4726938A (en) | 1988-02-23 |
ATE34727T1 (de) | 1988-06-15 |
AU5221686A (en) | 1986-07-24 |
FR2575936B1 (fr) | 1987-02-13 |
BR8600098A (pt) | 1986-09-23 |
DE3660247D1 (en) | 1988-07-07 |
CA1279195C (fr) | 1991-01-22 |
FI860171A0 (fi) | 1986-01-14 |
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