SE403766B - PROCEDURE FOR CONTINUOUS SEPARATION OF ZIRCONIUM AND HAFNIUM TETCHLORIDES FROM THEIR MIXTURES - Google Patents

PROCEDURE FOR CONTINUOUS SEPARATION OF ZIRCONIUM AND HAFNIUM TETCHLORIDES FROM THEIR MIXTURES

Info

Publication number
SE403766B
SE403766B SE7414141A SE7414141A SE403766B SE 403766 B SE403766 B SE 403766B SE 7414141 A SE7414141 A SE 7414141A SE 7414141 A SE7414141 A SE 7414141A SE 403766 B SE403766 B SE 403766B
Authority
SE
Sweden
Prior art keywords
tetchlorides
hafnium
zirconium
mixtures
procedure
Prior art date
Application number
SE7414141A
Other languages
Swedish (sv)
Other versions
SE7414141L (en
Inventor
P Besson
J Guerin
P Brun
M Bakes
Original Assignee
Ugine Aciers
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 Ugine Aciers filed Critical Ugine Aciers
Publication of SE7414141L publication Critical patent/SE7414141L/
Publication of SE403766B publication Critical patent/SE403766B/en

Links

Classifications

    • 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/14—Obtaining zirconium or hafnium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/04—Halides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G27/00—Compounds of hafnium
    • C01G27/04—Halides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Glass Compositions (AREA)
SE7414141A 1973-11-14 1974-11-11 PROCEDURE FOR CONTINUOUS SEPARATION OF ZIRCONIUM AND HAFNIUM TETCHLORIDES FROM THEIR MIXTURES SE403766B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7340395A FR2250707B1 (en) 1973-11-14 1973-11-14

Publications (2)

Publication Number Publication Date
SE7414141L SE7414141L (en) 1975-05-15
SE403766B true SE403766B (en) 1978-09-04

Family

ID=9127691

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7414141A SE403766B (en) 1973-11-14 1974-11-11 PROCEDURE FOR CONTINUOUS SEPARATION OF ZIRCONIUM AND HAFNIUM TETCHLORIDES FROM THEIR MIXTURES

Country Status (12)

Country Link
JP (1) JPS5320279B2 (en)
CA (1) CA1033537A (en)
CS (1) CS202542B2 (en)
DD (1) DD115096A5 (en)
DE (1) DE2453864C3 (en)
ES (1) ES431944A1 (en)
FR (1) FR2250707B1 (en)
GB (1) GB1442229A (en)
IT (1) IT1025618B (en)
SE (1) SE403766B (en)
SU (1) SU656496A3 (en)
ZA (1) ZA747275B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072506A (en) * 1975-10-17 1978-02-07 Teledyne Industries, Inc. Method of separating hafnium from zirconium
JPS56154327U (en) * 1980-04-19 1981-11-18
FR2543162A1 (en) * 1983-03-24 1984-09-28 Cezus Co Europ Zirconium PROCESS FOR SEPARATING ZRCL4 FROM HFCL4 BY EXTRACTIVE DISTILLATION FOR REMOVING ALUMINUM FROM THE SOLVENT
US4913778A (en) * 1989-01-02 1990-04-03 Westinghouse Electric Corp. Molten salt scrubbing of zirconium or hafnium tetrachloride
FR2813877B1 (en) 2000-09-11 2002-12-06 Cezus Cie Europ Du Zirconium PROCESS FOR SEPARATING METALS SUCH AS ZIRCONIUM AND HAFNIUM
FR2823740B1 (en) 2001-04-18 2004-02-06 Cezus Co Europ Zirconium PROCESS FOR SEPARATING ZIRCONIUM AND HAFNIUM TETRACHLORIDES
JP4562169B2 (en) * 2004-04-12 2010-10-13 株式会社高純度化学研究所 Hf-based oxide gate insulating film precursor purification method
FR2872811B1 (en) * 2004-07-09 2006-10-06 Cie Europ Du Zirconium Cezus S PROCESS FOR SEPARATING AND PURIFYING HAFNIUM AND ZIRCONIUM
FR2963339B1 (en) * 2010-08-02 2012-09-14 Centre Nat Rech Scient PROCESS FOR SEPARATING ZIRCONIUM AND HAFNIUM TETRACHLORIDES FROM THEIR MIXTURES
RU2567430C2 (en) * 2013-12-04 2015-11-10 Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ) Method for corrosion protection of equipment operating in molten potassium chloroaluminate medium
RU2689744C1 (en) * 2018-02-13 2019-05-28 Акционерное общество "Чепецкий механический завод" Method of cleaning mixture of zirconium and hafnium tetrachlorides from impurities
RU2745521C1 (en) * 2020-09-11 2021-03-25 Акционерное общество "Чепецкий механический завод" Method for increasing the efficiency of rectification separation of zirconium and hafnium tetrachlorides

Also Published As

Publication number Publication date
SU656496A3 (en) 1979-04-05
DE2453864B2 (en) 1978-05-11
IT1025618B (en) 1978-08-30
JPS5320279B2 (en) 1978-06-26
FR2250707A1 (en) 1975-06-06
GB1442229A (en) 1976-07-14
FR2250707B1 (en) 1978-11-03
DE2453864A1 (en) 1975-05-28
ES431944A1 (en) 1976-10-16
JPS5089299A (en) 1975-07-17
DE2453864C3 (en) 1979-01-11
SE7414141L (en) 1975-05-15
DD115096A5 (en) 1975-09-12
CS202542B2 (en) 1981-01-30
AU7527274A (en) 1976-05-13
CA1033537A (en) 1978-06-27
ZA747275B (en) 1976-04-28

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