ZA892354B - Process and device for introducing zirconium tetrachloride,hafnium tetrachloride and mixtures thereof into a column for the continuous extractive distillation under pressure of said chlorides - Google Patents

Process and device for introducing zirconium tetrachloride,hafnium tetrachloride and mixtures thereof into a column for the continuous extractive distillation under pressure of said chlorides

Info

Publication number
ZA892354B
ZA892354B ZA892354A ZA892354A ZA892354B ZA 892354 B ZA892354 B ZA 892354B ZA 892354 A ZA892354 A ZA 892354A ZA 892354 A ZA892354 A ZA 892354A ZA 892354 B ZA892354 B ZA 892354B
Authority
ZA
South Africa
Prior art keywords
tetrachloride
chlorides
mixtures
column
under pressure
Prior art date
Application number
ZA892354A
Other languages
English (en)
Inventor
Pierre Brun
Brun Pierre
Jean Guerin
Guerin Jean
Original Assignee
Cezus Co Europ Zirconium
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 Cezus Co Europ Zirconium filed Critical Cezus Co Europ Zirconium
Publication of ZA892354B publication Critical patent/ZA892354B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/17—Saline water conversion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA892354A 1988-03-31 1989-03-30 Process and device for introducing zirconium tetrachloride,hafnium tetrachloride and mixtures thereof into a column for the continuous extractive distillation under pressure of said chlorides ZA892354B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8804731A FR2629360B1 (fr) 1988-03-31 1988-03-31 Procede et dispositif d'introduction de tetrachlorure de zirconium, de tetrachlorure de hafnium et de leurs melanges dans une colonne de distillation extractive en continu et sous pression desdits chlorures

Publications (1)

Publication Number Publication Date
ZA892354B true ZA892354B (en) 1989-12-27

Family

ID=9365155

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA892354A ZA892354B (en) 1988-03-31 1989-03-30 Process and device for introducing zirconium tetrachloride,hafnium tetrachloride and mixtures thereof into a column for the continuous extractive distillation under pressure of said chlorides

Country Status (14)

Country Link
US (1) US4917773A (de)
EP (1) EP0340119B1 (de)
JP (1) JPH0637301B2 (de)
KR (1) KR930012027B1 (de)
CN (1) CN1020674C (de)
AR (1) AR243092A1 (de)
AU (1) AU605736B2 (de)
BR (1) BR8901486A (de)
CA (1) CA1336944C (de)
DE (1) DE68901633D1 (de)
ES (1) ES2032133T3 (de)
FR (1) FR2629360B1 (de)
RU (1) RU2036151C1 (de)
ZA (1) ZA892354B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243995C2 (de) * 1992-12-23 1996-07-25 Gore W L & Ass Gmbh Permanente hydrophile Modifizierung für Fluorpolymere und Verfahren zur Erzeugung der Modifizierung
FR2823740B1 (fr) * 2001-04-18 2004-02-06 Cezus Co Europ Zirconium Procede de separation des tetrachlorures de zirconium et de hafnium
FR2872811B1 (fr) * 2004-07-09 2006-10-06 Cie Europ Du Zirconium Cezus S Procede de separation et purification du hafnium et du zirconium
RU2329951C2 (ru) * 2006-07-12 2008-07-27 Лев Александрович Нисельсон Способ разделения тетрахлоридов циркония и гафния ректификацией
EP2060315A3 (de) 2007-11-15 2009-08-12 DSMIP Assets B.V. Hochleistungsmembran
RU2431700C1 (ru) * 2010-06-21 2011-10-20 Учреждение Российской академии наук Институт высокотемпературной электрохимии Уральского отделения РАН Способ приготовления расплава хлоралюмината калия для разделения хлоридов циркония и гафния
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.
CN103725901B (zh) * 2013-12-12 2015-10-28 上海哈峰新材料科技有限公司 氧化锆/氧化铪混合物的火法分离方法
RU2689744C1 (ru) * 2018-02-13 2019-05-28 Акционерное общество "Чепецкий механический завод" Способ очистки смеси тетрахлоридов циркония и гафния от примесей
CN110747357B (zh) * 2019-11-12 2021-06-25 济南大学 一种双磷酸萃取剂用于萃取分离锆铪的方法
CN113772724A (zh) * 2021-10-20 2021-12-10 辽宁华锆新材料有限公司 一种熔盐提纯法制备精四氯化锆的方法及设备
CN119215462B (zh) * 2024-09-30 2025-09-19 有研资源环境技术研究院(北京)有限公司 一种锆铪四氯化物的熔盐萃取精馏分离装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2816814A (en) * 1953-08-20 1957-12-17 William K Plucknett Separation of zirconium and hafnium halides
US2852446A (en) * 1956-12-07 1958-09-16 Du Pont Purification of zirconium tetrachlorides by fractional distillation
US3098722A (en) * 1959-01-16 1963-07-23 Nat Distillers Chem Corp Purification of metal halides
JPS5025413B1 (de) * 1969-01-11 1975-08-23
US4021531A (en) * 1973-11-14 1977-05-03 Ugine Aciers Process for the separation of zirconium and hafnium tetrachlorides from mixtures thereof
US3966458A (en) * 1974-09-06 1976-06-29 Amax Speciality Metal Corporation Separation of zirconium and hafnium
CA1171664A (en) * 1980-07-30 1984-07-31 Hiroshi Ishizuka Process for separation of zirconium- and hafnium tetrachlorides from a mixture comprising such chlorides and apparatus therefor
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
US4749448A (en) * 1986-12-18 1988-06-07 Westinghouse Electric Corp. Zirconium and hafnium tetrachloride separation by extractive distillation with molten zinc chloride calcium and/or magnesium chloride solvent
US4737244A (en) * 1986-12-18 1988-04-12 Westinghouse Electric Corp. Zirconium and hafnium tetrachloride separation by extractive distillation with molten zinc chloride lead chloride solvent

Also Published As

Publication number Publication date
JPH01298024A (ja) 1989-12-01
CA1336944C (fr) 1995-09-12
US4917773A (en) 1990-04-17
AU605736B2 (en) 1991-01-17
CN1036706A (zh) 1989-11-01
KR890014144A (ko) 1989-10-23
EP0340119A1 (de) 1989-11-02
FR2629360A1 (fr) 1989-10-06
ES2032133T3 (es) 1993-01-01
CN1020674C (zh) 1993-05-19
FR2629360B1 (fr) 1991-01-11
DE68901633D1 (de) 1992-07-02
BR8901486A (pt) 1989-11-14
KR930012027B1 (ko) 1993-12-23
EP0340119B1 (de) 1992-05-27
JPH0637301B2 (ja) 1994-05-18
RU2036151C1 (ru) 1995-05-27
AR243092A1 (es) 1993-07-30
AU3224589A (en) 1989-10-05

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