NO249273L - - Google Patents

Info

Publication number
NO249273L
NO249273L NO2492/73A NO249273A NO249273L NO 249273 L NO249273 L NO 249273L NO 2492/73 A NO2492/73 A NO 2492/73A NO 249273 A NO249273 A NO 249273A NO 249273 L NO249273 L NO 249273L
Authority
NO
Norway
Application number
NO2492/73A
Other languages
Norwegian (no)
Other versions
NO131338C (de
NO131338B (de
Inventor
J Alstad
Original Assignee
Sjeldne Jordarter Forskning
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 Sjeldne Jordarter Forskning filed Critical Sjeldne Jordarter Forskning
Priority to NO2492/73A priority Critical patent/NO131338C/no
Priority to JP6727874A priority patent/JPS5638662B2/ja
Priority to FR7420776A priority patent/FR2233284A1/fr
Priority to DE2428952A priority patent/DE2428952C3/de
Publication of NO249273L publication Critical patent/NO249273L/no
Publication of NO131338B publication Critical patent/NO131338B/no
Publication of NO131338C publication Critical patent/NO131338C/no
Priority to US05/688,046 priority patent/US4041125A/en

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
    • 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
    • C22B3/3846—Phosphoric acid, e.g. (O)P(OH)3
    • 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)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
NO2492/73A 1973-06-15 1973-06-15 NO131338C (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NO2492/73A NO131338C (de) 1973-06-15 1973-06-15
JP6727874A JPS5638662B2 (de) 1973-06-15 1974-06-14
FR7420776A FR2233284A1 (en) 1973-06-15 1974-06-14 Rare earth metals sepn. and purificn. - by liq.-liq. extraction with di-(2-ethylhexyl)-phosphoric acid soln.
DE2428952A DE2428952C3 (de) 1973-06-15 1974-06-15 Verfahren zur Trennung von Yttrium und Terbium aus einer Mischung von deren Salzen
US05/688,046 US4041125A (en) 1973-06-15 1976-05-19 Process for separation of the lanthanides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO2492/73A NO131338C (de) 1973-06-15 1973-06-15

Publications (3)

Publication Number Publication Date
NO249273L true NO249273L (de) 1975-01-13
NO131338B NO131338B (de) 1975-02-03
NO131338C NO131338C (de) 1975-05-14

Family

ID=19878884

Family Applications (1)

Application Number Title Priority Date Filing Date
NO2492/73A NO131338C (de) 1973-06-15 1973-06-15

Country Status (4)

Country Link
JP (1) JPS5638662B2 (de)
DE (1) DE2428952C3 (de)
FR (1) FR2233284A1 (de)
NO (1) NO131338C (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5782954U (de) * 1980-11-11 1982-05-22

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1261200A (en) * 1968-11-12 1972-01-26 Thorium Ltd Separation procedure

Also Published As

Publication number Publication date
FR2233284A1 (en) 1975-01-10
JPS5638662B2 (de) 1981-09-08
NO131338C (de) 1975-05-14
NO131338B (de) 1975-02-03
DE2428952C3 (de) 1980-07-24
DE2428952A1 (de) 1975-01-02
JPS5036310A (de) 1975-04-05
FR2233284B1 (de) 1977-10-07
DE2428952B2 (de) 1979-11-15

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