LU42921A1 - - Google Patents

Info

Publication number
LU42921A1
LU42921A1 LU42921DA LU42921A1 LU 42921 A1 LU42921 A1 LU 42921A1 LU 42921D A LU42921D A LU 42921DA LU 42921 A1 LU42921 A1 LU 42921A1
Authority
LU
Luxembourg
Application number
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 filed Critical
Publication of LU42921A1 publication Critical patent/LU42921A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G27/00—Compounds of hafnium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G27/00—Compounds of hafnium
    • C01G27/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • C22B3/32—Carboxylic acids
    • 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
    • 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
    • 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
LU42921D 1961-12-27 1962-12-22 LU42921A1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR883075A FR1321444A (fr) 1961-12-27 1961-12-27 Procédé d'extraction du hafnium

Publications (1)

Publication Number Publication Date
LU42921A1 true LU42921A1 (xx) 1963-02-22

Family

ID=8769427

Family Applications (1)

Application Number Title Priority Date Filing Date
LU42921D LU42921A1 (xx) 1961-12-27 1962-12-22

Country Status (11)

Country Link
US (1) US3346330A (xx)
AT (1) AT242665B (xx)
CH (1) CH408883A (xx)
DE (1) DE1467306B2 (xx)
DK (1) DK106124C (xx)
ES (1) ES283513A1 (xx)
FR (1) FR1321444A (xx)
GB (1) GB986294A (xx)
LU (1) LU42921A1 (xx)
NL (2) NL286914A (xx)
SE (1) SE217911C1 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4873072A (en) * 1988-09-02 1989-10-10 Westinghouse Electric Corp. Recovery of hafnium values from loaded extraction solvent
RU2521561C2 (ru) * 2012-06-14 2014-06-27 Открытое акционерное общество "Чепецкий механический завод" Способ экстракционного разделения циркония и гафния
RU2557594C2 (ru) * 2013-11-15 2015-07-27 Открытое акционерное общество "Чепецкий механический завод" Способ экстракционного извлечения циркония и гафния

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2923607A (en) * 1952-06-25 1960-02-02 Donald F Peppard Process of separating zirconium values from hafnium values by solvent extraction with an alkyl phosphate
US2938769A (en) * 1952-07-31 1960-05-31 Lyle G Overholser Separation of hafnium from zirconium
US2757081A (en) * 1954-03-17 1956-07-31 Commissariat Energie Atomique Method for separating and purifying zirconium and hafnium
US3006719A (en) * 1957-07-17 1961-10-31 Nat Distillers Chem Corp Solvent extraction process for separating hafnium from zirconium
US3117833A (en) * 1958-09-25 1964-01-14 Fansteel Metallurgical Corp Process of purifying and separating columbium and tantalum values from each other

Also Published As

Publication number Publication date
DE1467306B2 (de) 1969-10-30
SE217911C1 (xx) 1968-06-02
NL286914A (xx) 1900-01-01
NL136784C (xx) 1900-01-01
DK106124C (da) 1966-12-19
AT242665B (de) 1965-09-27
DE1467306A1 (de) 1969-01-09
CH408883A (fr) 1966-03-15
GB986294A (en) 1965-03-17
FR1321444A (fr) 1963-03-22
US3346330A (en) 1967-10-10
ES283513A1 (es) 1963-05-01

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