CA1033537A - Separation process of zirconium and hafnium tetrachlorides and their mixtures - Google Patents

Separation process of zirconium and hafnium tetrachlorides and their mixtures

Info

Publication number
CA1033537A
CA1033537A CA213,627A CA213627A CA1033537A CA 1033537 A CA1033537 A CA 1033537A CA 213627 A CA213627 A CA 213627A CA 1033537 A CA1033537 A CA 1033537A
Authority
CA
Canada
Prior art keywords
zirconium
solvant
que
dans
des
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA213,627A
Other languages
English (en)
French (fr)
Other versions
CA213627S (en
Inventor
Paul Besson
Michel Bakes
Pierre Brun
Jean Guerin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ugine Aciers
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
Application granted granted Critical
Publication of CA1033537A publication Critical patent/CA1033537A/en
Expired legal-status Critical Current

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)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (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)
CA213,627A 1973-11-14 1974-11-13 Separation process of zirconium and hafnium tetrachlorides and their mixtures Expired CA1033537A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA1033537A true CA1033537A (en) 1978-06-27

Family

ID=9127691

Family Applications (1)

Application Number Title Priority Date Filing Date
CA213,627A Expired CA1033537A (en) 1973-11-14 1974-11-13 Separation process of zirconium and hafnium tetrachlorides and their mixtures

Country Status (12)

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

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 (de) * 1980-04-19 1981-11-18
FR2543162A1 (fr) * 1983-03-24 1984-09-28 Cezus Co Europ Zirconium Procede de separation de zrcl4 d'avec hfcl4 par distillation extractive permettant d'eliminer l'aluminium apporte par le solvant
US4913778A (en) * 1989-01-02 1990-04-03 Westinghouse Electric Corp. Molten salt scrubbing of zirconium or hafnium tetrachloride
FR2813877B1 (fr) 2000-09-11 2002-12-06 Cezus Cie Europ Du Zirconium Procede de separation de metaux tels que le zirconium et l'hafnium
FR2823740B1 (fr) 2001-04-18 2004-02-06 Cezus Co Europ Zirconium Procede de separation des tetrachlorures de zirconium et de hafnium
JP4562169B2 (ja) * 2004-04-12 2010-10-13 株式会社高純度化学研究所 Ｈｆ系酸化物ゲート絶縁膜のプリカーサーの精製方法
FR2872811B1 (fr) * 2004-07-09 2006-10-06 Cie Europ Du Zirconium Cezus S Procede de separation et purification du hafnium et du zirconium
FR2963339B1 (fr) 2010-08-02 2012-09-14 Centre Nat Rech Scient Procede de separation des tetrachlorures de zirconium et d'hafnium de leurs melanges
RU2567430C2 (ru) * 2013-12-04 2015-11-10 Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ) Способ коррозионной защиты оборудования, работающего в среде расплава хлоралюмината калия.
RU2689744C1 (ru) * 2018-02-13 2019-05-28 Акционерное общество "Чепецкий механический завод" Способ очистки смеси тетрахлоридов циркония и гафния от примесей
RU2745521C1 (ru) * 2020-09-11 2021-03-25 Акционерное общество "Чепецкий механический завод" Способ повышения эффективности ректификационного разделения тетрахлоридов циркония и гафния

Also Published As

Publication number Publication date
DE2453864B2 (de) 1978-05-11
FR2250707B1 (de) 1978-11-03
SU656496A3 (ru) 1979-04-05
DE2453864C3 (de) 1979-01-11
SE403766B (sv) 1978-09-04
SE7414141L (de) 1975-05-15
DE2453864A1 (de) 1975-05-28
ES431944A1 (es) 1976-10-16
JPS5089299A (de) 1975-07-17
IT1025618B (it) 1978-08-30
ZA747275B (en) 1976-04-28
FR2250707A1 (de) 1975-06-06
GB1442229A (en) 1976-07-14
CS202542B2 (en) 1981-01-30
JPS5320279B2 (de) 1978-06-26
AU7527274A (en) 1976-05-13
DD115096A5 (de) 1975-09-12

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