JPS5089299A - - Google Patents

Info

Publication number
JPS5089299A
JPS5089299A JP49130412A JP13041274A JPS5089299A JP S5089299 A JPS5089299 A JP S5089299A JP 49130412 A JP49130412 A JP 49130412A JP 13041274 A JP13041274 A JP 13041274A JP S5089299 A JPS5089299 A JP S5089299A
Authority
JP
Japan
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.)
Granted
Application number
JP49130412A
Other languages
Japanese (ja)
Other versions
JPS5320279B2 (de
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 JPS5089299A publication Critical patent/JPS5089299A/ja
Publication of JPS5320279B2 publication Critical patent/JPS5320279B2/ja
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)
JP13041274A 1973-11-14 1974-11-12 Expired JPS5320279B2 (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JPS5089299A true JPS5089299A (de) 1975-07-17
JPS5320279B2 JPS5320279B2 (de) 1978-06-26

Family

ID=9127691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13041274A Expired JPS5320279B2 (de) 1973-11-14 1974-11-12

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005298467A (ja) * 2004-04-12 2005-10-27 Kojundo Chem Lab Co Ltd 高純度テトラキスジメチルアミノハフニウムとその製造方法およびそれを用いたゲート絶縁膜の製造方法。
JP2008506037A (ja) * 2004-07-09 2008-02-28 コンパニー ウーロペアンヌ デュ ジルコニアン セズ ジルコニウム及びハフニウムの精製方法

Families Citing this family (10)

* 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
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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005298467A (ja) * 2004-04-12 2005-10-27 Kojundo Chem Lab Co Ltd 高純度テトラキスジメチルアミノハフニウムとその製造方法およびそれを用いたゲート絶縁膜の製造方法。
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
JP2008506037A (ja) * 2004-07-09 2008-02-28 コンパニー ウーロペアンヌ デュ ジルコニアン セズ ジルコニウム及びハフニウムの精製方法
JP2013212984A (ja) * 2004-07-09 2013-10-17 Compagnie Europeenne Du Zirconium Cezus ジルコニウム及びハフニウムの精製方法

Also Published As

Publication number Publication date
DE2453864B2 (de) 1978-05-11
CA1033537A (en) 1978-06-27
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
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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