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PT91504A - Procede perfectionne d'obtention de composes de ta e/ou nb exemptes d'impuretes a partir de materiaux contenant ces materiaux - Google Patents

Procede perfectionne d'obtention de composes de ta e/ou nb exemptes d'impuretes a partir de materiaux contenant ces materiaux

Info

Publication number
PT91504A
PT91504A PT91504A PT9150489A PT91504A PT 91504 A PT91504 A PT 91504A PT 91504 A PT91504 A PT 91504A PT 9150489 A PT9150489 A PT 9150489A PT 91504 A PT91504 A PT 91504A
Authority
PT
Portugal
Prior art keywords
materiaux
perfectionne
impuretes
exemptes
procede
Prior art date
Application number
PT91504A
Other languages
English (en)
Other versions
PT91504B (pt
Original Assignee
Inst Nat Rech Chimique
Extramet Sa
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 Inst Nat Rech Chimique, Extramet Sa filed Critical Inst Nat Rech Chimique
Publication of PT91504A publication Critical patent/PT91504A/pt
Publication of PT91504B publication Critical patent/PT91504B/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G35/00—Compounds of tantalum
    • C01G35/003—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
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G33/00—Compounds of niobium
    • C01G33/003—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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C22B3/10—Hydrochloric acid, other halogenated acids or salts thereof
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/28—Amines
    • C22B3/288—Quaternary ammonium
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/306—Ketones or aldehydes
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/32—Carboxylic acids
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
    • C22B3/384—Pentavalent phosphorus oxyacids, esters thereof
    • C22B3/3846—Phosphoric acid, e.g. (O)P(OH)3
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
PT91504A 1988-09-06 1989-08-22 Processo aperfeicoado para a obtencao de compostos de ta e/ou nb isentos de impurezas a partir de materiais contendo estes metais PT91504B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8811643A FR2636939B1 (fr) 1988-09-06 1988-09-06 Procede perfectionne d'obtention de composes de ta et (ou) nb exempts d'impuretes a partir de materiaux contenant ces metaux

Publications (2)

Publication Number Publication Date
PT91504A true PT91504A (pt) 1990-03-30
PT91504B PT91504B (pt) 1995-05-31

Family

ID=9369758

Family Applications (1)

Application Number Title Priority Date Filing Date
PT91504A PT91504B (pt) 1988-09-06 1989-08-22 Processo aperfeicoado para a obtencao de compostos de ta e/ou nb isentos de impurezas a partir de materiais contendo estes metais

Country Status (9)

Country Link
EP (1) EP0386205B1 (pt)
JP (1) JPH03502116A (pt)
KR (1) KR900702063A (pt)
AU (1) AU620148B2 (pt)
BR (1) BR8907079A (pt)
ES (1) ES2016728A6 (pt)
FR (1) FR2636939B1 (pt)
PT (1) PT91504B (pt)
WO (1) WO1990002823A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853535A (en) * 1991-01-28 1998-12-29 Champion International Corporation Process for manufacturing bleached pulp including recycling
DE4207145C1 (en) * 1992-03-06 1993-04-29 H.C. Starck Gmbh & Co Kg, 3380 Goslar, De 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
WO1995016635A1 (en) * 1993-12-14 1995-06-22 E.I. Du Pont De Nemours And Company Recovery of spent catalyst
US5620936A (en) * 1993-12-14 1997-04-15 E. I. Dupont De Nemours And Company Recovery of spent catalyst
AU2581797A (en) * 1996-03-26 1997-10-17 Cabot Corporation Method for solubilizing metal values from ta-nb-ore materials containing insoluble fluorides
JP4245899B2 (ja) * 2002-06-04 2009-04-02 キャボットスーパーメタル株式会社 金属の回収方法
RU2269582C1 (ru) * 2004-09-28 2006-02-10 Московская государственная академия тонкой химической технологии им. М.В. Ломоносова Способ экстракционного разделения тантала и ниобия из кислых фторидно-сульфатных растворов
CN100554445C (zh) * 2007-01-05 2009-10-28 中国科学院过程工程研究所 一种分离偏钽酸钾、偏铌酸钾混合物中钽和铌的方法
KR101031985B1 (ko) * 2009-03-27 2011-05-02 (주)나인디지트 탄탈륨 광석으로부터 습식제련을 이용한 고순도 금속 화합물의 제조방법
FR3040060B1 (fr) * 2015-08-10 2017-08-11 Centre Nat Rech Scient Procedes d'extraction et de recuperation du tantale present dans une phase aqueuse acide au moyen d'un liquide ionique, et utilisation d'un tel liquide ionique pour extraire le tantale d'une phase aqueuse acide
KR20210107346A (ko) * 2020-02-24 2021-09-01 (주)에코리사이클링 탄탈륨의 회수 방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB767038A (en) * 1954-05-17 1957-01-30 Atomic Energy Authority Uk Improvements in or relating to extraction of niobium
US2953453A (en) * 1958-06-20 1960-09-20 Nat Distillers Chem Corp Recovery of columbium values
US3112991A (en) * 1960-03-28 1963-12-03 Union Carbide Corp Process for recovery of fluoride-free columbium and tantalum pentoxides from organic extracts
GB956614A (en) * 1961-10-04 1964-04-29 Derby Luminescents Ltd Improvements in or relating to the extraction of metals
US3658511A (en) * 1969-12-22 1972-04-25 Kawecki Berylco Ind Upgrading the tantalum and columbium contents of oxidic metallurgical products
US3712939A (en) * 1971-03-29 1973-01-23 Union Carbide Corp Method for recovering tantalum and/or columbium
DE2435427A1 (de) * 1974-07-23 1976-02-05 Starck Hermann C Fa Verfahren zur verarbeitung von tantalniob-haltigen schlacken und rueckstaenden
NZ181123A (en) * 1975-06-30 1979-12-11 Univ Melbourne Treatment of mineralcontaining materials with an acid in the presence of fluoride ion
DE2927835A1 (de) * 1979-07-10 1981-06-04 Hermann C. Starck Berlin, 1000 Berlin Verfahren zur rueckgewinnung von fluorwasserstoffsaeure und deponierfaehigen rueckstaenden bei der verarbeitung niob- und/oder tantal-haltiger rohstoffe
CA1144376A (fr) * 1980-06-02 1983-04-12 Gilles Legault Procede de lixiviation d'un minerai de niobium et ou de tantale
EP0145728A4 (en) * 1983-05-25 1985-09-25 Oabrand Pty Ltd EXTRACTION OF METALS FROM ORES.
US4663130A (en) * 1983-11-14 1987-05-05 Cabot Corporation Process for dissolving tantalum/columbium materials containing alkali metal impurities
JPS61146717A (ja) * 1984-12-18 1986-07-04 Sumitomo Chem Co Ltd タンタルの精製方法
FR2589885B1 (fr) * 1985-09-27 1988-01-15 Extramet Sarl Procede de separation et de recuperation de metaux, dans des melanges de sulfures metalliques, tels que des minerais de plomb
JPS62241824A (ja) * 1986-04-10 1987-10-22 Sumitomo Chem Co Ltd タンタルとニオブの分離精製方法

Also Published As

Publication number Publication date
FR2636939A1 (fr) 1990-03-30
KR900702063A (ko) 1990-12-05
AU4182789A (en) 1990-04-02
AU620148B2 (en) 1992-02-13
WO1990002823A1 (fr) 1990-03-22
PT91504B (pt) 1995-05-31
EP0386205A1 (fr) 1990-09-12
JPH03502116A (ja) 1991-05-16
EP0386205B1 (fr) 1993-04-28
BR8907079A (pt) 1991-01-08
FR2636939B1 (fr) 1991-08-30
ES2016728A6 (es) 1990-11-16

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19941123

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19960531