SE7414141L - - Google Patents

Info

Publication number
SE7414141L
SE7414141L SE7414141A SE7414141A SE7414141L SE 7414141 L SE7414141 L SE 7414141L SE 7414141 A SE7414141 A SE 7414141A SE 7414141 A SE7414141 A SE 7414141A SE 7414141 L SE7414141 L SE 7414141L
Authority
SE
Sweden
Prior art keywords
alkali metal
chloride
alkali
fecl
nov
Prior art date
Application number
SE7414141A
Other languages
Unknown language ( )
English (en)
Other versions
SE403766B (sv
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/xx

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Glass Compositions (AREA)
SE7414141A 1973-11-14 1974-11-11 Forfarande for kontinuerlig separation av zirkonium- och hafniumtetraklorider fran blandningar derav SE403766B (sv)

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=9127691

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7414141A SE403766B (sv) 1973-11-14 1974-11-11 Forfarande for kontinuerlig separation av zirkonium- och hafniumtetraklorider fran blandningar derav

Country Status (12)

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

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 (it) * 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
JPS5089299A (it) 1975-07-17
IT1025618B (it) 1978-08-30
GB1442229A (en) 1976-07-14
ZA747275B (en) 1976-04-28
JPS5320279B2 (it) 1978-06-26
ES431944A1 (es) 1976-10-16
FR2250707B1 (it) 1978-11-03
CA1033537A (en) 1978-06-27
AU7527274A (en) 1976-05-13
SE403766B (sv) 1978-09-04
DD115096A5 (it) 1975-09-12
SU656496A3 (ru) 1979-04-05
DE2453864B2 (de) 1978-05-11
DE2453864C3 (de) 1979-01-11
DE2453864A1 (de) 1975-05-28
CS202542B2 (en) 1981-01-30
FR2250707A1 (it) 1975-06-06

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