FR2641269B1 - Procede continu de separation d'impuretes d'avec du chlorure de zirconium et/ou de hafnium a l'etat de vapeur - Google Patents

Procede continu de separation d'impuretes d'avec du chlorure de zirconium et/ou de hafnium a l'etat de vapeur

Info

Publication number
FR2641269B1
FR2641269B1 FR8917369A FR8917369A FR2641269B1 FR 2641269 B1 FR2641269 B1 FR 2641269B1 FR 8917369 A FR8917369 A FR 8917369A FR 8917369 A FR8917369 A FR 8917369A FR 2641269 B1 FR2641269 B1 FR 2641269B1
Authority
FR
France
Prior art keywords
chloride
continuous process
separating impurities
hafnium
zirconium
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 - Lifetime
Application number
FR8917369A
Other languages
English (en)
Other versions
FR2641269A1 (fr
Inventor
Ernest Dewitt Lee
David Francis Mclaughlin
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of FR2641269A1 publication Critical patent/FR2641269A1/fr
Application granted granted Critical
Publication of FR2641269B1 publication Critical patent/FR2641269B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR8917369A 1989-01-02 1989-12-28 Procede continu de separation d'impuretes d'avec du chlorure de zirconium et/ou de hafnium a l'etat de vapeur Expired - Lifetime FR2641269B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/305,125 US4913778A (en) 1989-01-02 1989-01-02 Molten salt scrubbing of zirconium or hafnium tetrachloride

Publications (2)

Publication Number Publication Date
FR2641269A1 FR2641269A1 (fr) 1990-07-06
FR2641269B1 true FR2641269B1 (fr) 1991-05-17

Family

ID=23179445

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8917369A Expired - Lifetime FR2641269B1 (fr) 1989-01-02 1989-12-28 Procede continu de separation d'impuretes d'avec du chlorure de zirconium et/ou de hafnium a l'etat de vapeur

Country Status (3)

Country Link
US (1) US4913778A (fr)
JP (1) JPH02229720A (fr)
FR (1) FR2641269B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5102637A (en) * 1990-10-12 1992-04-07 Westinghouse Electric Corp. Method of purifying zirconium tetrachloride and hafnium tetrachloride in a vapor stream
AU2294392A (en) * 1991-06-27 1993-01-25 Teledyne Industries, Inc. Process for the preparation of metal hydrides
US5234674A (en) * 1991-06-27 1993-08-10 Teledyne Industries, Inc. Process for the preparation of metal carbides
US5322548A (en) * 1991-06-27 1994-06-21 Teledyne Industries, Inc. Recovery of niobium metal
EP0591390A4 (en) * 1991-06-27 1994-08-24 Teledyne Ind Method for the preparation of niobium nitride
US5211921A (en) * 1991-06-27 1993-05-18 Teledyne Industries, Inc. Process of making niobium oxide
US5188810A (en) * 1991-06-27 1993-02-23 Teledyne Industries, Inc. Process for making niobium oxide
US5437854A (en) * 1994-06-27 1995-08-01 Westinghouse Electric Corporation Process for purifying zirconium tetrachloride
FR2823740B1 (fr) * 2001-04-18 2004-02-06 Cezus Co Europ Zirconium Procede de separation des tetrachlorures de zirconium et de hafnium
WO2014122049A1 (fr) * 2013-02-08 2014-08-14 Basf Se Séparation de composés de métaux ou métalloïdes par complexation à partir de la phase gazeuse
RU2689744C1 (ru) * 2018-02-13 2019-05-28 Акционерное общество "Чепецкий механический завод" Способ очистки смеси тетрахлоридов циркония и гафния от примесей
US11932553B2 (en) * 2018-12-17 2024-03-19 Versum Materials Us, Llc Ultra-high purity tungsten chlorides
CN112076621B (zh) * 2020-10-12 2021-04-13 宝钛华神钛业有限公司 一种锆铪冶金的固相冷凝回收装置
CN112551567B (zh) * 2020-12-02 2022-11-08 中国科学院上海应用物理研究所 一种氯化物的纯化方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744060A (en) * 1952-10-09 1956-05-01 Du Pont Process for separating hafnium tetrachloride from zirconium tetrachloride
US2816814A (en) * 1953-08-20 1957-12-17 William K Plucknett Separation of zirconium and hafnium halides
US2916362A (en) * 1954-04-16 1959-12-08 Nat Lead Co Purification of zirconium tetrachloride
US2938679A (en) * 1955-05-19 1960-05-31 Tommy E Walker Helicopter
BE560067A (fr) * 1956-08-15
US2852446A (en) * 1956-12-07 1958-09-16 Du Pont Purification of zirconium tetrachlorides by fractional distillation
US3006719A (en) * 1957-07-17 1961-10-31 Nat Distillers Chem Corp Solvent extraction process for separating hafnium from zirconium
US2962352A (en) * 1957-07-26 1960-11-29 Nat Distillers Chem Corp Purification of zirconium halides
US3053620A (en) * 1958-02-12 1962-09-11 Nat Distillers Chem Corp Purification method for metal halides
US3098722A (en) * 1959-01-16 1963-07-23 Nat Distillers Chem Corp Purification of metal halides
JPS5025413B1 (fr) * 1969-01-11 1975-08-23
FR2250707B1 (fr) * 1973-11-14 1978-11-03 Ugine Aciers
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 (fr) * 1980-07-30 1984-07-31 Hiroshi Ishizuka Methode et appareil pour la separation de tetrachlorures de zirconium et de hafnium a partir d'un melange renfermant ces chlorures
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
FR2641269A1 (fr) 1990-07-06
US4913778A (en) 1990-04-03
JPH02229720A (ja) 1990-09-12

Similar Documents

Publication Publication Date Title
FR2641269B1 (fr) Procede continu de separation d'impuretes d'avec du chlorure de zirconium et/ou de hafnium a l'etat de vapeur
FR2626853B1 (fr) Appareil de separation d'aiguilles de seringues
FR2603899B1 (fr) Procede perfectionne pour l'expression de recombinants
FR2704632B1 (fr) Procede et installation pour la separation de l'air.
FR2690855B1 (fr) Adsorbants pour l'elimination de hcl et procede pour leur production et leur utilisation.
FR2607817B1 (fr) Procede et matiere pour la separation et la purification des cyclodextrines
FR2641287B1 (fr) Procede d'extraction du scandium a partir de minerai
FR2562067B1 (fr) Procede pour la separation d'un aminoacide basique de son bouillon de fermentation
FR2597362B1 (fr) Procede et installation de separation des constituants d'une suspension.
BE850469A (fr) Procede de separation du chlorure de vinyle d'un event gazeux
FR2625739B1 (fr) Procede de separation du tetrachlorure de hafnium d'avec du tetrachlorure de zirconium
RO86721A (fr) Procede pour la preparation d'un derive de peptide cyclique
FR2672048B1 (fr) Procede de separation d'ethyl tertiobutyl ether a partir de melanges.
FR2573757B1 (fr) Procede de separation de l-phenylalanine d'une solution la contenant
EP0433130A3 (en) Process for the elimination of vinylidene chloride from 1,1-dichloro-1-fluoroethane
FR2584943B1 (fr) Procede et appareil pour la separation de solides d'avec des melanges gazeux
FR2651799B1 (fr) Procede de separation du zirconium-hafnium.
FR2624859B1 (fr) Procede pour separer l'oxyde d'ethylene d'impuretes aldehydiques
YU4889A (en) Process for separating toluoldiizocianate from waste materials at it's production
FR2557873B1 (fr) Procede de separation de l-tryptophane d'un melange reactionnel
FR2667858B1 (fr) Procede pour purifier du tetrachlorure de zirconium et du tetrachlorure d'hafnium dans un courant de vapeur.
FR2582815B1 (fr) Procede de separation des anticorps antifacteur viii : c, utilisable notamment pour l'epuration du plasma sanguin d'un hemophile de type a
FR2601373B1 (fr) Procede de preparation en emulsion ou en microsuspension d'homo- et copolymeres du chlorure de vinyle
FR2668467B1 (fr) Procede de separation hafnium/zirconium par extraction liquide/liquide avec pre-epuration du zirconium.
EP0512155A3 (en) Process for separation of mixtures of vinylidene chloride and 1,1-dichloro-1-fluoroethane

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20090831