FR2668467B1 - Procede de separation hafnium/zirconium par extraction liquide/liquide avec pre-epuration du zirconium. - Google Patents

Procede de separation hafnium/zirconium par extraction liquide/liquide avec pre-epuration du zirconium.

Info

Publication number
FR2668467B1
FR2668467B1 FR9113246A FR9113246A FR2668467B1 FR 2668467 B1 FR2668467 B1 FR 2668467B1 FR 9113246 A FR9113246 A FR 9113246A FR 9113246 A FR9113246 A FR 9113246A FR 2668467 B1 FR2668467 B1 FR 2668467B1
Authority
FR
France
Prior art keywords
zirconium
liquid
purification
separating hafnium
liquid extraction
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
FR9113246A
Other languages
English (en)
Other versions
FR2668467A1 (fr
Inventor
Donald Owen Voit
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 FR2668467A1 publication Critical patent/FR2668467A1/fr
Application granted granted Critical
Publication of FR2668467B1 publication Critical patent/FR2668467B1/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
    • C01G27/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FR9113246A 1990-10-31 1991-10-28 Procede de separation hafnium/zirconium par extraction liquide/liquide avec pre-epuration du zirconium. Expired - Lifetime FR2668467B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/606,649 US5132016A (en) 1990-10-31 1990-10-31 Solvent prestripping in a zr/hf separation liquid-liquid extraction (llx) circuit

Publications (2)

Publication Number Publication Date
FR2668467A1 FR2668467A1 (fr) 1992-04-30
FR2668467B1 true FR2668467B1 (fr) 1993-12-24

Family

ID=24428873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9113246A Expired - Lifetime FR2668467B1 (fr) 1990-10-31 1991-10-28 Procede de separation hafnium/zirconium par extraction liquide/liquide avec pre-epuration du zirconium.

Country Status (2)

Country Link
US (1) US5132016A (fr)
FR (1) FR2668467B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100420733B1 (ko) * 2001-04-13 2004-03-02 한국과학기술연구원 컬럼추출기를 이용한 고순도 지르코늄의 분리방법
US6737030B2 (en) * 2002-01-29 2004-05-18 Ati Properties, Inc. Method for separating hafnium from zirconium
EP2172254B1 (fr) * 2008-09-30 2017-05-17 Japan Atomic Energy Agency Procédé de collecte continue de composants de particules en solution aqueuse et appareil correspondant
CN102021335B (zh) * 2009-09-16 2012-06-20 北京有色金属研究总院 一种萃淋法分离锆铪的方法
CN111041241A (zh) * 2019-12-10 2020-04-21 中核二七二铀业有限责任公司 一种核级纯硝酸锆酰制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938769A (en) * 1952-07-31 1960-05-31 Lyle G Overholser Separation of hafnium from zirconium
US3006719A (en) * 1957-07-17 1961-10-31 Nat Distillers Chem Corp Solvent extraction process for separating hafnium from zirconium

Also Published As

Publication number Publication date
FR2668467A1 (fr) 1992-04-30
US5132016A (en) 1992-07-21

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