[go: up one dir, main page]

CA2090919C - Procede pour l'extraction du tantale et du niobium - Google Patents

Procede pour l'extraction du tantale et du niobium Download PDF

Info

Publication number
CA2090919C
CA2090919C CA 2090919 CA2090919A CA2090919C CA 2090919 C CA2090919 C CA 2090919C CA 2090919 CA2090919 CA 2090919 CA 2090919 A CA2090919 A CA 2090919A CA 2090919 C CA2090919 C CA 2090919C
Authority
CA
Canada
Prior art keywords
tantalum
niobium
mibk
phase
ketone
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 - Fee Related
Application number
CA 2090919
Other languages
English (en)
Other versions
CA2090919A1 (fr
Inventor
Joachim Eckert
Walter Bludssus
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.)
HC Starck GmbH
Original Assignee
HC Starck GmbH
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 HC Starck GmbH filed Critical HC Starck GmbH
Publication of CA2090919A1 publication Critical patent/CA2090919A1/fr
Application granted granted Critical
Publication of CA2090919C publication Critical patent/CA2090919C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum

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)
CA 2090919 1992-03-06 1993-03-03 Procede pour l'extraction du tantale et du niobium Expired - Fee Related CA2090919C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4207145.3-24 1992-03-06
DE19924207145 DE4207145C1 (en) 1992-03-06 1992-03-06 Hydro:methallurgical process for recovery of tantalum and niobium - by digesting material e.g. columbite ore with hydrofluoric acid followed by solvent extn. of formed fluoro:complexes

Publications (2)

Publication Number Publication Date
CA2090919A1 CA2090919A1 (fr) 1993-09-07
CA2090919C true CA2090919C (fr) 2004-09-21

Family

ID=6453416

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2090919 Expired - Fee Related CA2090919C (fr) 1992-03-06 1993-03-03 Procede pour l'extraction du tantale et du niobium

Country Status (8)

Country Link
JP (1) JPH0610074A (fr)
CN (1) CN1041753C (fr)
AT (1) AT398209B (fr)
AU (1) AU653674B2 (fr)
BE (1) BE1006385A3 (fr)
BR (1) BR9300739A (fr)
CA (1) CA2090919C (fr)
DE (1) DE4207145C1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7431782B2 (en) 1998-11-25 2008-10-07 Cabot Corporation High purity tantalum, products containing the same, and methods of making the same
RU2576562C1 (ru) * 2014-11-25 2016-03-10 Закрытое акционерное общество "ТЕХНОИНВЕСТ АЛЬЯНС" (ЗАО "ТЕХНОИНВЕСТ АЛЬЯНС") Способ переработки колумбитового концентрата
RU2623570C1 (ru) * 2016-07-06 2017-06-27 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Способ переработки танталониобиевого концентрата

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2160787C1 (ru) * 2000-06-27 2000-12-20 Закрытое акционерное общество "Росредмет" Способ получения окислов тугоплавких металлов из лопаритового концентрата
WO2003046235A1 (fr) * 2001-11-29 2003-06-05 Nikolai Vladimirovich Zots Procede d'attaque d'un concentre de loparite
JP5114812B2 (ja) 2006-03-07 2013-01-09 キャボット コーポレイション 変形させた金属部材の製造方法
CN102952951A (zh) * 2011-08-22 2013-03-06 中国科学院过程工程研究所 一种从钨冶炼渣中提取钽、铌并联产氟硅酸钾的方法
CN102586598A (zh) * 2012-03-23 2012-07-18 宁夏东方钽业股份有限公司 一种钽铌化合物的分解方法
CN102888521A (zh) * 2012-11-02 2013-01-23 吉林吉恩镍业股份有限公司 赤泥加压硫酸浸出铌的方法
CN103773965B (zh) * 2014-02-28 2016-01-13 西北有色金属研究院 一种从含钽合金废料中回收钽的方法
RU2599463C1 (ru) * 2015-06-02 2016-10-10 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Способ переработки ниобийсодержащего фторидного раствора с примесью сурьмы
CN106676291A (zh) * 2016-12-28 2017-05-17 核工业北京化工冶金研究院 一种从矿石中综合回收铀铌钽的方法
CN108165743A (zh) * 2017-12-28 2018-06-15 郴州雄风环保科技有限公司 一种全萃取分离制备高纯金铂钯技术
CN110629048A (zh) * 2019-11-04 2019-12-31 常州市耐欧金属材料科技有限公司 一种铌管生产工艺
CN111286608B (zh) * 2020-03-11 2021-12-17 郑州大学 一种基于浮游萃取选择性分步分离钽铌的方法
CN111719055A (zh) * 2020-07-15 2020-09-29 江西拓泓新材料有限公司 从钠还原钽铌金属废料中分解浸出钽铌的方法
JP6910690B1 (ja) * 2021-03-15 2021-07-28 学校法人福岡工業大学 ニオブ、及びタンタルの液化処理方法
CN115109948B (zh) * 2022-06-20 2023-10-27 北京工业大学 一种钽铌提取与分离的方法及其应用

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3117833A (en) * 1958-09-25 1964-01-14 Fansteel Metallurgical Corp Process of purifying and separating columbium and tantalum values from each other
US3403983A (en) * 1965-01-11 1968-10-01 Mallinckrodt Chemical Works Steam distillation of metal values in solution
DE1767674C2 (de) * 1968-06-04 1982-04-22 Mallinckrodt, Inc., 63134 St. Louis, Mo. Verfahren zur Herstellung einer wäßrigen Lösung von Niob- und/oder Tantal-Fluorkomplexen
US3712939A (en) * 1971-03-29 1973-01-23 Union Carbide Corp Method for recovering tantalum and/or columbium
CA1144376A (fr) * 1980-06-02 1983-04-12 Gilles Legault Procede de lixiviation d'un minerai de niobium et ou de tantale
US4518570A (en) * 1983-11-07 1985-05-21 Cabot Corporation Process for separating antimony from columbium solutions
FR2636939B1 (fr) * 1988-09-06 1991-08-30 Inst Nat Rech Chimique Procede perfectionne d'obtention de composes de ta et (ou) nb exempts d'impuretes a partir de materiaux contenant ces metaux
DE4021207A1 (de) * 1990-07-03 1992-01-16 Starck Hermann C Fa Verfahren zur gewinnung und trennung von tantal und niob

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7431782B2 (en) 1998-11-25 2008-10-07 Cabot Corporation High purity tantalum, products containing the same, and methods of making the same
US7585380B2 (en) 1998-11-25 2009-09-08 Cabot Corporation High purity tantalum, products containing the same, and methods of making the same
RU2576562C1 (ru) * 2014-11-25 2016-03-10 Закрытое акционерное общество "ТЕХНОИНВЕСТ АЛЬЯНС" (ЗАО "ТЕХНОИНВЕСТ АЛЬЯНС") Способ переработки колумбитового концентрата
RU2623570C1 (ru) * 2016-07-06 2017-06-27 Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) Способ переработки танталониобиевого концентрата

Also Published As

Publication number Publication date
DE4207145C1 (en) 1993-04-29
ATA19193A (de) 1994-02-15
CA2090919A1 (fr) 1993-09-07
AU3390693A (en) 1993-09-09
BE1006385A3 (fr) 1994-08-09
CN1076731A (zh) 1993-09-29
AT398209B (de) 1994-10-25
BR9300739A (pt) 1993-09-28
AU653674B2 (en) 1994-10-06
JPH0610074A (ja) 1994-01-18
CN1041753C (zh) 1999-01-20

Similar Documents

Publication Publication Date Title
CA2090919C (fr) Procede pour l'extraction du tantale et du niobium
CA1106622A (fr) Methode hydrometallurgique pour le traitement des minerais sulfures
US4110399A (en) Process for the extraction of alumina from aluminum-containing silicates
US5209910A (en) Process for the recovery and separation of tantalum and niobium
JPH085669B2 (ja) 硫酸塩法による高品位二酸化チタンの製造方法
US3966458A (en) Separation of zirconium and hafnium
CA1198290A (fr) Methode d'obtention de zinc electrolytique ou de sels de zinc de haute purete a partir de matieres premieres zinciques secondaires
WO2005003074A1 (fr) Separation et extraction d'acide 3-hydroxypropionique et d'acide acrylique
PL162384B1 (pl) Sposób odzyskiwania miedzi na drodze ekstrakcji rozpuszczalnikowej PL PL
JPH04228084A (ja) クエン酸の回収方法
US20230011640A1 (en) Methods for recovering organic salts from industrial process streams
US4233278A (en) Process for purifying crude phosphoric acid
RU2670232C2 (ru) Способ разделения ниобия и тантала
US2962372A (en) Columbium and tantalum separation
NO781455L (no) Fremgangsmaate ved utvinning av titaninnholdet i et titanholdig raamateriale
US3180812A (en) Process for the manufacture of indium of high purity
NO821745L (no) Fremgangsmaate for aa fjerne uran fra et organisk ekstraksjonsmiddel.
EP0026132A1 (fr) Procédé permettant la récupération globale de l'uranium, des terres rares, du thorium et de l'yttrium contenus dans une solution acide
US4372923A (en) Purification of solutions of gallium values by liquid/liquid extraction
US3573182A (en) Process for separating zinc and copper
US4155984A (en) Recovery of H2 SO4 acid
US4225568A (en) Process for the purification of an impure phosphoric acid
JPH03502116A (ja) Ｔａ及び／又はＮｂを含有する材料からＴａ及び／又はＮｂの不純物不含化合物を得るための改良方法
US4150092A (en) Process for recovering vanadium values from acidic chloride solutions
US4668495A (en) Process for obtaining potassium nitrate from potassium chloride and nitric acid

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed