BE847174A - Procede de separation de hafnium et de zirconium, - Google Patents

Procede de separation de hafnium et de zirconium,

Info

Publication number
BE847174A
BE847174A BE171418A BE171418A BE847174A BE 847174 A BE847174 A BE 847174A BE 171418 A BE171418 A BE 171418A BE 171418 A BE171418 A BE 171418A BE 847174 A BE847174 A BE 847174A
Authority
BE
Belgium
Prior art keywords
hafnium
separation process
zirconium separation
zirconium
separation
Prior art date
Application number
BE171418A
Other languages
English (en)
French (fr)
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 BE847174A publication Critical patent/BE847174A/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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/106—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents the refining being obtained by intimately mixing the molten metal with a molten salt or slag

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BE171418A 1975-10-17 1976-10-12 Procede de separation de hafnium et de zirconium, BE847174A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/623,325 US4072506A (en) 1975-10-17 1975-10-17 Method of separating hafnium from zirconium

Publications (1)

Publication Number Publication Date
BE847174A true BE847174A (fr) 1977-01-31

Family

ID=24497649

Family Applications (2)

Application Number Title Priority Date Filing Date
BE171418A BE847174A (fr) 1975-10-17 1976-10-12 Procede de separation de hafnium et de zirconium,
BE171419A BE847175A (fr) 1975-10-17 1976-10-12 Procede de reduction a l'etat metallique d'un compose de zirconium,

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE171419A BE847175A (fr) 1975-10-17 1976-10-12 Procede de reduction a l'etat metallique d'un compose de zirconium,

Country Status (12)

Country Link
US (2) US4072506A (sv)
JP (1) JPS5944376B2 (sv)
AT (1) AT354113B (sv)
BE (2) BE847174A (sv)
BR (1) BR7606909A (sv)
CA (1) CA1083357A (sv)
DE (1) DE2646303C3 (sv)
FR (1) FR2328051A1 (sv)
GB (1) GB1539958A (sv)
IT (1) IT1068214B (sv)
MX (1) MX143735A (sv)
SE (1) SE421014B (sv)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368072A (en) * 1979-03-12 1983-01-11 Teledyne Industries, Inc. Iodide cell vapor pressure control
US4359449A (en) * 1980-12-15 1982-11-16 Occidental Research Corporation Process for making titanium oxide from titanium ore
US4390365A (en) * 1980-12-15 1983-06-28 Occidental Research Corporation Process for making titanium metal from titanium ore
US4468248A (en) * 1980-12-22 1984-08-28 Occidental Research Corporation Process for making titanium metal from titanium ore
US4668286A (en) * 1982-05-14 1987-05-26 Occidental Research Corporation Process for making zero valent titanium from an alkali metal fluotitanate
WO1988009391A1 (en) * 1982-05-14 1988-12-01 Occidental Research Corporation Process for making zero valent titanium from an alkali metal fluotitanate
US4595413A (en) * 1982-11-08 1986-06-17 Occidental Research Corporation Group IVb transition metal based metal and processes for the production thereof
US4470847A (en) * 1982-11-08 1984-09-11 Occidental Research Corporation Process for making titanium, zirconium and hafnium-based metal particles for powder metallurgy
WO1985000160A1 (en) * 1983-06-27 1985-01-17 Occidental Research Corporation Process for making titanium metal from titanium ore
EP0134643A3 (en) * 1983-07-08 1986-12-30 Solex Research Corporation of Japan Preparing metallic zirconium, hafnium or titanium
US4511399A (en) * 1983-10-04 1985-04-16 Westinghouse Electric Corp. Control method for large scale batch reduction of zirconium tetrachloride
WO1986000610A1 (en) * 1984-07-03 1986-01-30 Occidental Research Corporation Group ivb transition metal based metal and processes for the production thereof
US4668287A (en) * 1985-09-26 1987-05-26 Westinghouse Electric Corp. Process for producing high purity zirconium and hafnium
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
US4711664A (en) * 1987-03-23 1987-12-08 Westinghouse Electric Corp. Process for producing zirconium sponge with a very low iron content
US4814046A (en) * 1988-07-12 1989-03-21 The United States Of America As Represented By The United States Department Of Energy Process to separate transuranic elements from nuclear waste
US4874475A (en) * 1988-09-12 1989-10-17 Westinghouse Electric Corp. Molten salt extractive distillation process for zirconium-hafnium separation
US4923577A (en) * 1988-09-12 1990-05-08 Westinghouse Electric Corp. Electrochemical-metallothermic reduction of zirconium in molten salt solutions
US4865694A (en) * 1988-09-12 1989-09-12 Westinghouse Electric Corp. Electrochemical decomposition of complexes of zirconium or hafnium
US4923579A (en) * 1988-09-12 1990-05-08 Westinghouse Electric Corp. Electrochemical process for zirconium alloy recycling
US7410562B2 (en) * 2003-08-20 2008-08-12 Materials & Electrochemical Research Corp. Thermal and electrochemical process for metal production
US7794580B2 (en) * 2004-04-21 2010-09-14 Materials & Electrochemical Research Corp. Thermal and electrochemical process for metal production
EP2109691B1 (en) * 2007-01-22 2016-07-13 Materials And Electrochemical Research Corporation Metallothermic reduction of in-situ generated titanium chloride
CN102459665B (zh) * 2009-05-15 2013-08-28 锆铪钛冶金有限公司 分离铪和锆的工艺
KR101351323B1 (ko) 2011-12-23 2014-01-15 재단법인 포항산업과학연구원 염화 지르코늄의 환원장치 및 환원방법
WO2012159590A1 (zh) * 2012-05-23 2012-11-29 深圳市新星轻合金材料股份有限公司 铝电解过程中的电解质补充体系及其制备方法
CN102649577A (zh) * 2012-05-23 2012-08-29 深圳市新星轻合金材料股份有限公司 用于铝电解工业的钠冰晶石及其制备方法
CN102650064A (zh) * 2012-05-23 2012-08-29 深圳市新星轻合金材料股份有限公司 用于铝电解工业的钾冰晶石及其制备方法
CN102676852A (zh) * 2012-05-30 2012-09-19 深圳市新星轻合金材料股份有限公司 一种工业生产金属锆并同步产出低温铝电解质的制备方法
CN103862059B (zh) * 2012-12-07 2016-07-06 北京有色金属研究总院 一种以铪氟酸钾为原料制备高纯度铪的方法
CN115305515A (zh) * 2021-05-08 2022-11-08 郑州大学 一种锆铪分离的电化学方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL91301C (sv) * 1900-01-01
US3000726A (en) * 1945-11-14 1961-09-19 Frank H Speeding Production of metals
US2782116A (en) * 1946-09-06 1957-02-19 Frank H Spedding Method of preparing metals from their halides
US2903351A (en) * 1949-04-11 1959-09-08 Frank H Spedding Thorium-beryllium alloys and method of producing same
US2753256A (en) * 1950-10-11 1956-07-03 Du Pont Method of producing titanium
US2797160A (en) * 1951-09-07 1957-06-25 Frank H Spedding Production of zirconium
US2849311A (en) * 1952-01-22 1958-08-26 Aluminum Co Of America Method of making magnesium-zirconium master alloy
US2781261A (en) * 1953-10-30 1957-02-12 Nat Distillers Prod Corp Process for the manufacture of titanium-aluminum alloys and regeneration of intermediates
US2793107A (en) * 1954-06-15 1957-05-21 Barium Steel Corp Method for separating zirconium and hafnium from a common system
US2837426A (en) * 1955-01-31 1958-06-03 Nat Distillers Chem Corp Cyclic process for the manufacture of titanium-aluminum alloys and regeneration of intermediates thereof
US2847299A (en) * 1955-04-28 1958-08-12 Nat Res Corp Production of metals
US2833641A (en) * 1956-05-16 1958-05-06 Horizons Titanium Corp Production of lower valent halides
FR1164552A (fr) * 1956-08-09 1958-10-13 Commw Scient Ind Res Org Procédé pour l'obtention de zirconium exempt de hafnium
US2913332A (en) * 1957-04-05 1959-11-17 Dow Chemical Co Production of titanium metal
US2905548A (en) * 1957-09-06 1959-09-22 Fansteel Metallurgical Corp Method of recovering tantalum and columbium
US2941867A (en) * 1957-10-14 1960-06-21 Du Pont Reduction of metal halides
US3012877A (en) * 1958-06-20 1961-12-12 Nat Distillers Chem Corp Method of producing columbium and tantalum
FR1233910A (fr) * 1958-08-24 1960-10-13 Dow Chemical Co Procédé de séparation de l'uranium et du zirconium
IT649745A (sv) * 1961-05-18
US3276862A (en) * 1962-10-24 1966-10-04 Isomet Corp Method of separating hafnium from zirconium
US3667934A (en) * 1968-10-23 1972-06-06 Michael Gordon Derham Refining of zinc
US3734689A (en) * 1969-02-07 1973-05-22 Wisconsin Alumni Res Found Process for separation of hafnium from zirconium
FR2250707B1 (sv) * 1973-11-14 1978-11-03 Ugine Aciers
US3966458A (en) * 1974-09-06 1976-06-29 Amax Speciality Metal Corporation Separation of zirconium and hafnium

Also Published As

Publication number Publication date
FR2328051B1 (sv) 1980-05-23
MX143735A (es) 1981-07-02
GB1539958A (en) 1979-02-07
SE7611499L (sv) 1977-04-18
US4072506A (en) 1978-02-07
BE847175A (fr) 1977-01-31
CA1083357A (en) 1980-08-12
ATA770376A (de) 1979-05-15
DE2646303B2 (de) 1978-06-29
DE2646303A1 (de) 1977-04-21
IT1068214B (it) 1985-03-21
US4127409A (en) 1978-11-28
FR2328051A1 (fr) 1977-05-13
DE2646303C3 (de) 1979-03-01
JPS5944376B2 (ja) 1984-10-29
BR7606909A (pt) 1977-08-30
SE421014B (sv) 1981-11-16
JPS5249923A (en) 1977-04-21
AT354113B (de) 1979-12-27

Similar Documents

Publication Publication Date Title
BE847174A (fr) Procede de separation de hafnium et de zirconium,
FR2298832A1 (fr) Procede de regulation de
FR2301613A1 (fr) Procede
RO70262A (ro) Procedeu de separare a parafinelor normale si a izoparafinelor
FR2301555A1 (fr) Procede de r
FR2301288A1 (fr) Procede p
FR2300291A1 (fr) Procede de re
FR2300048A1 (fr) Procede
BE857720A (fr) Procede de separation
FR2337120A1 (fr) Procede d
FR2299074A1 (fr) Procede
FR2301493A1 (fr) Procede
FR2300812A1 (fr) Procede
FR2300304A1 (fr) Procede et i
FR2299421A1 (fr) Procede de fonctio
BE839550A (fr) Procede integre
FR2297663A1 (fr) Procede et d
FR2302333A1 (fr) Procede de convers
FR2301966A1 (fr) Procede
FR2297921A1 (fr) Procede de r
FR2301073A1 (fr) Procede et
FR2301803A1 (fr) Procede e
FR2300092A1 (fr) Procede
FR2300152A1 (fr) Procede
FR2300473A1 (fr) Procede

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TELEDYNE INDUSTRIES INC.

Effective date: 19911031