ATE58398T1 - Verfahren zum entfernen von blei aus seltenerdmetallen. - Google Patents

Verfahren zum entfernen von blei aus seltenerdmetallen.

Info

Publication number
ATE58398T1
ATE58398T1 AT87400276T AT87400276T ATE58398T1 AT E58398 T1 ATE58398 T1 AT E58398T1 AT 87400276 T AT87400276 T AT 87400276T AT 87400276 T AT87400276 T AT 87400276T AT E58398 T1 ATE58398 T1 AT E58398T1
Authority
AT
Austria
Prior art keywords
rare earth
organic phase
earth metals
removing lead
extraction
Prior art date
Application number
AT87400276T
Other languages
English (en)
Inventor
Alain Rollat
Jean-Louis Sabot
Original Assignee
Rhone Poulenc Chimie
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Application granted granted Critical
Publication of ATE58398T1 publication Critical patent/ATE58398T1/de

Links

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
    • 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
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Analytical Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Magnetic Heads (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
AT87400276T 1986-02-14 1987-02-06 Verfahren zum entfernen von blei aus seltenerdmetallen. ATE58398T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8602006A FR2594429A1 (fr) 1986-02-14 1986-02-14 Procede d'elimination du plomb de terres rares
EP87400276A EP0233121B1 (de) 1986-02-14 1987-02-06 Verfahren zum Entfernen von Blei aus Seltenerdmetallen

Publications (1)

Publication Number Publication Date
ATE58398T1 true ATE58398T1 (de) 1990-11-15

Family

ID=9332122

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87400276T ATE58398T1 (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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
EP0233121B1 (de) 1990-11-14
KR870007846A (ko) 1987-09-22
BR8700668A (pt) 1987-12-15
AU6878687A (en) 1987-08-20
JPS62253739A (ja) 1987-11-05
DE3766119D1 (de) 1990-12-20
EP0233121A1 (de) 1987-08-19
MY101053A (en) 1991-07-16
FR2594429A1 (fr) 1987-08-21
AU593061B2 (en) 1990-02-01

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