DE3766119D1 - Verfahren zum entfernen von blei aus seltenerdmetallen. - Google Patents
Verfahren zum entfernen von blei aus seltenerdmetallen.Info
- Publication number
- DE3766119D1 DE3766119D1 DE8787400276T DE3766119T DE3766119D1 DE 3766119 D1 DE3766119 D1 DE 3766119D1 DE 8787400276 T DE8787400276 T DE 8787400276T DE 3766119 T DE3766119 T DE 3766119T DE 3766119 D1 DE3766119 D1 DE 3766119D1
- Authority
- DE
- Germany
- Prior art keywords
- rare earth
- organic phase
- earth metals
- removing lead
- extraction
- 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.)
- Expired - Fee Related
Links
- 229910052761 rare earth metal Inorganic materials 0.000 title abstract 3
- 150000002910 rare earth metals Chemical class 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000012074 organic phase Substances 0.000 abstract 3
- 239000008346 aqueous phase Substances 0.000 abstract 2
- 150000001805 chlorine compounds Chemical class 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000000622 liquid--liquid extraction Methods 0.000 abstract 1
- 238000000638 solvent extraction Methods 0.000 abstract 1
Classifications
-
- 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
- C22B3/384—Pentavalent phosphorus oxyacids, esters thereof
- C22B3/3844—Phosphonic acid, e.g. H2P(O)(OH)2
-
- 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
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Analytical Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Magnetic Heads (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8602006A FR2594429A1 (fr) | 1986-02-14 | 1986-02-14 | Procede d'elimination du plomb de terres rares |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3766119D1 true DE3766119D1 (de) | 1990-12-20 |
Family
ID=9332122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8787400276T Expired - Fee Related DE3766119D1 (de) | 1986-02-14 | 1987-02-06 | Verfahren zum entfernen von blei aus seltenerdmetallen. |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0233121B1 (de) |
| JP (1) | JPS62253739A (de) |
| KR (1) | KR870007846A (de) |
| AT (1) | ATE58398T1 (de) |
| AU (1) | AU593061B2 (de) |
| BR (1) | BR8700668A (de) |
| DE (1) | DE3766119D1 (de) |
| FR (1) | FR2594429A1 (de) |
| MY (1) | MY101053A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2617829A1 (fr) * | 1987-07-10 | 1989-01-13 | Rhone Poulenc Chimie | Procede de separation des terres rares par extraction liquide-liquide mettant en oeuvre des diluants halogenes ou du type acides carboxyliques |
| JPH01246328A (ja) * | 1988-03-28 | 1989-10-02 | Agency Of Ind Science & Technol | スカンジウムの補集方法 |
| CA2277417A1 (en) * | 1999-07-09 | 2001-01-09 | Cytec Technology Corp. | Stripping lanthanide-loaded solutions |
| JP5720583B2 (ja) * | 2012-01-13 | 2015-05-20 | 信越化学工業株式会社 | 液−液抽出装置、これを用いた多段液−液抽出装置及び希土類元素の多段連続抽出装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3110556A (en) * | 1957-04-10 | 1963-11-12 | Donald F Peppard | Process for separating yttrium from the rare earths by solvent extraction |
| US3230036A (en) * | 1963-09-18 | 1966-01-18 | Frederick A Kappelmann | Method for separating americium and curium from the lanthanide rare earths and yttrium |
| US3378352A (en) * | 1965-12-15 | 1968-04-16 | Dow Chemical Co | Process for extracting thorium and rare earths |
| US3615171A (en) * | 1970-06-15 | 1971-10-26 | George W Mason | Process of separating yttrium from lanthanide rare earths |
| JPS5924168B2 (ja) * | 1977-05-14 | 1984-06-07 | 株式会社大八化学工業所 | 溶媒抽出法によるコバルトとニツケルの分離方法 |
| JPS5438273A (en) * | 1977-08-31 | 1979-03-22 | Daihachi Chem Ind | Method of extracting metals from aqueous solution |
| JPS5493672A (en) * | 1977-12-31 | 1979-07-24 | Daihachi Chem Ind | Method of separating rare earth metals each other by solvent extraction |
| US4246240A (en) * | 1978-07-24 | 1981-01-20 | Nippon Mining Co., Ltd. | Process for separating cobalt and nickel from a solution containing cobalt and nickel |
| FR2460275B1 (fr) * | 1979-06-29 | 1985-03-22 | Daihachi Chem Ind | Procede de separation de metaux des terres rares par extraction au solvant |
| FR2460276A1 (fr) * | 1979-07-03 | 1981-01-23 | Rhone Poulenc Ind | Procede de traitement de melanges d'oxydes de terres rares et de gallium |
| JPS5884118A (ja) * | 1981-11-11 | 1983-05-20 | Mitsubishi Chem Ind Ltd | 希土類の分離法 |
| FR2535217B1 (fr) * | 1982-10-29 | 1989-08-18 | Ceca Sa | Procede de recuperation de metaux lourds a partir de solutions acides |
| FR2539549B1 (fr) * | 1983-01-17 | 1988-10-14 | Rhone Poulenc Chim Base | Procede de recuperation globale de l'uranium, de l'yttrium, du thorium et des terres rares contenus dans une phase organique |
-
1986
- 1986-02-14 FR FR8602006A patent/FR2594429A1/fr active Pending
-
1987
- 1987-02-06 AT AT87400276T patent/ATE58398T1/de active
- 1987-02-06 EP EP87400276A patent/EP0233121B1/de not_active Expired - Lifetime
- 1987-02-06 DE DE8787400276T patent/DE3766119D1/de not_active Expired - Fee Related
- 1987-02-12 MY MYPI87000137A patent/MY101053A/en unknown
- 1987-02-13 BR BR8700668A patent/BR8700668A/pt unknown
- 1987-02-13 JP JP62029960A patent/JPS62253739A/ja active Pending
- 1987-02-13 AU AU68786/87A patent/AU593061B2/en not_active Expired - Fee Related
- 1987-02-14 KR KR870001239A patent/KR870007846A/ko not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| KR870007846A (ko) | 1987-09-22 |
| AU6878687A (en) | 1987-08-20 |
| FR2594429A1 (fr) | 1987-08-21 |
| ATE58398T1 (de) | 1990-11-15 |
| BR8700668A (pt) | 1987-12-15 |
| AU593061B2 (en) | 1990-02-01 |
| EP0233121A1 (de) | 1987-08-19 |
| JPS62253739A (ja) | 1987-11-05 |
| EP0233121B1 (de) | 1990-11-14 |
| MY101053A (en) | 1991-07-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |