NL136784C - - Google Patents

Info

Publication number
NL136784C
NL136784C NL136784DA NL136784C NL 136784 C NL136784 C NL 136784C NL 136784D A NL136784D A NL 136784DA NL 136784 C NL136784 C NL 136784C
Authority
NL
Netherlands
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.)
Publication date
Application granted granted Critical
Publication of NL136784C publication Critical patent/NL136784C/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
NL136784D 1961-12-27 NL136784C (en:Method)

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
NL136784C true NL136784C (en:Method) 1900-01-01

Family

ID=8769427

Family Applications (2)

Application Number Title Priority Date Filing Date
NL286914D NL286914A (en:Method) 1961-12-27
NL136784D NL136784C (en:Method) 1961-12-27

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL286914D NL286914A (en:Method) 1961-12-27

Country Status (11)

Country Link
US (1) US3346330A (en:Method)
AT (1) AT242665B (en:Method)
CH (1) CH408883A (en:Method)
DE (1) DE1467306B2 (en:Method)
DK (1) DK106124C (en:Method)
ES (1) ES283513A1 (en:Method)
FR (1) FR1321444A (en:Method)
GB (1) GB986294A (en:Method)
LU (1) LU42921A1 (en:Method)
NL (2) NL136784C (en:Method)
SE (1) SE217911C1 (en:Method)

Families Citing this family (4)

* 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
RU2278820C2 (ru) * 2004-08-16 2006-06-27 Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ) Способ разделения циркония и гафния
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
DE1467306A1 (de) 1969-01-09
FR1321444A (fr) 1963-03-22
US3346330A (en) 1967-10-10
DK106124C (da) 1966-12-19
AT242665B (de) 1965-09-27
CH408883A (fr) 1966-03-15
SE217911C1 (en:Method) 1968-01-02
LU42921A1 (en:Method) 1963-02-22
DE1467306B2 (de) 1969-10-30
GB986294A (en) 1965-03-17
ES283513A1 (es) 1963-05-01
NL286914A (en:Method) 1900-01-01

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