BR9710413A - M-todo para solubiliza-Æo de valores de metal em subst ncias de ta-nb-ore contendo fluoretos insolÚveis - Google Patents
M-todo para solubiliza-Æo de valores de metal em subst ncias de ta-nb-ore contendo fluoretos insolÚveisInfo
- Publication number
- BR9710413A BR9710413A BR9710413A BR9710413A BR9710413A BR 9710413 A BR9710413 A BR 9710413A BR 9710413 A BR9710413 A BR 9710413A BR 9710413 A BR9710413 A BR 9710413A BR 9710413 A BR9710413 A BR 9710413A
- Authority
- BR
- Brazil
- Prior art keywords
- substances containing
- metal values
- containing insoluble
- solubilizing metal
- insoluble fluorides
- Prior art date
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
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0291—Obtaining thorium, uranium, or other actinides obtaining thorium
-
- 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
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0221—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching
- C22B60/0226—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using acidic solutions or liquors
-
- 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
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US62269896A | 1996-03-26 | 1996-03-26 | |
PCT/US1997/004088 WO1997036014A1 (en) | 1996-03-26 | 1997-03-14 | METHOD FOR SOLUBILIZING METAL VALUES FROM Ta-Nb-ORE MATERIALS CONTAINING INSOLUBLE FLUORIDES |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9710413A true BR9710413A (pt) | 1999-08-17 |
Family
ID=24495164
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9710413A BR9710413A (pt) | 1996-03-26 | 1997-03-14 | M-todo para solubiliza-Æo de valores de metal em subst ncias de ta-nb-ore contendo fluoretos insolÚveis |
Country Status (8)
Country | Link |
---|---|
US (1) | US6979429B2 (pt) |
JP (1) | JP4375630B2 (pt) |
CN (2) | CN1097094C (pt) |
AU (1) | AU2581797A (pt) |
BR (1) | BR9710413A (pt) |
DE (1) | DE19781674T1 (pt) |
RU (1) | RU2180927C2 (pt) |
WO (1) | WO1997036014A1 (pt) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6416730B1 (en) * | 1998-09-16 | 2002-07-09 | Cabot Corporation | Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides |
DE102004020213A1 (de) * | 2004-04-22 | 2005-11-24 | Kerr-Mcgee Pigments Gmbh | Zusammensetzung für das Chemisch-Mechanische Polieren (CMP) |
US7981191B2 (en) * | 2007-10-15 | 2011-07-19 | Hi-Temp Specialty Metals, Inc. | Method for the production of tantalum powder using reclaimed scrap as source material |
WO2009146485A1 (en) * | 2008-06-06 | 2009-12-10 | The University Of Sydney | Multi-stage leaching process |
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 |
RU2507281C1 (ru) * | 2012-06-01 | 2014-02-20 | Федеральное государственное бюджетное учреждение науки Институт химии Дальневосточного отделения Российской академии наук (ИХ ДВО РАН) | Способ обработки смеси оксидов ниобия и/или тантала и титана |
RU2507278C1 (ru) * | 2012-06-29 | 2014-02-20 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" | Способ вскрытия перовскитового концентрата |
AU2014231718B2 (en) | 2013-03-14 | 2015-06-25 | Orway Mineral Consultants (Wa) Pty Ltd | Hydrometallurgical method for the removal of radionuclides from radioactive copper concentrates |
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 |
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 |
Family Cites Families (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2767047A (en) * | 1953-10-20 | 1956-10-16 | Harley A Wilhelm | Process of separating tantalum and niobium values from each other |
US2962372A (en) * | 1958-01-17 | 1960-11-29 | Union Carbide Corp | Columbium and tantalum separation |
US2953453A (en) * | 1958-06-20 | 1960-09-20 | Nat Distillers Chem Corp | Recovery of columbium values |
US3117833A (en) * | 1958-09-25 | 1964-01-14 | Fansteel Metallurgical Corp | Process of purifying and separating columbium and tantalum values from each other |
US3300297A (en) * | 1964-05-26 | 1967-01-24 | Kawecki Chemical Company | Beneficiation of tantalum- and columbium-bearing tin slags |
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 |
DK449074A (da) * | 1974-08-22 | 1976-02-23 | Atomenergikommissionen | Fremgangsmade til udvinding af tantal og/eller niob i fri eller bunden form fra tantal- og niobholdige oplosninger |
US4155982A (en) * | 1974-10-09 | 1979-05-22 | Wyoming Mineral Corporation | In situ carbonate leaching and recovery of uranium from ore deposits |
US4233278A (en) * | 1978-03-24 | 1980-11-11 | Davy Powergas Inc. | Process for purifying crude phosphoric acid |
US4164417A (en) * | 1978-04-28 | 1979-08-14 | Kawecki Berylco Industries, Inc. | Process for recovery of niobium values for use in preparing niobium alloy products |
US4247522A (en) * | 1978-06-27 | 1981-01-27 | Gardinier, Inc. | Method of purifying uranium tetrafluoride hydrate and preparing uranium (VI) peroxide hydrate using a fluoride precipitating agent |
US4234555A (en) * | 1978-06-29 | 1980-11-18 | The United States Of America As Represented By The United States Department Of Energy | Removal of uranium from aqueous HF solutions |
US4278640A (en) * | 1979-03-19 | 1981-07-14 | International Minerals & Chemical Corporation | Method for solvent extraction of metallic mineral values from acidic solutions |
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 |
US4320093A (en) * | 1979-11-13 | 1982-03-16 | Bohumil Volesky | Separation of uranium by biosorption |
US4293528A (en) * | 1979-11-19 | 1981-10-06 | Mobil Oil Corporation | Yellowcake processing in uranium recovery |
JPS56114831A (en) * | 1980-02-15 | 1981-09-09 | Toshiba Corp | Recovery of tantalum from scrap containing tantalum |
CA1144376A (fr) * | 1980-06-02 | 1983-04-12 | Gilles Legault | Procede de lixiviation d'un minerai de niobium et ou de tantale |
US4446116A (en) * | 1981-04-02 | 1984-05-01 | Hermann C. Starck Bertin | Process for recovering niobium and/or tantalum compounds from such ores further containing complexes of uranium, thorium, titanium and/or rare earth metals |
US4451438A (en) * | 1982-03-26 | 1984-05-29 | Herman C. Starck Berlin | Process for recovering niobium and/or tantalum metal compounds from such ores further containing complexes of uranium, thorium, titanium and/or rare earth metals |
US4477416A (en) * | 1982-09-27 | 1984-10-16 | Union Carbide Corporation | Salt roasting of vanadium ore in the presence of carbon |
US4412861A (en) * | 1982-10-27 | 1983-11-01 | Kreuzmann Alvin B | Method for the recovery of uranium values from uranium tetrafluoride |
US4743271A (en) * | 1983-02-17 | 1988-05-10 | Williams Technologies, Inc. | Process for producing a clean hydrocarbon fuel |
US4536034A (en) * | 1983-04-14 | 1985-08-20 | Mobil Oil Corporation | Method for immobilizing contaminants in previously leached ores |
US4672554A (en) * | 1983-05-19 | 1987-06-09 | Brother Kogyo Kabushiki Kaisha | Software vending instrument |
US4695290A (en) * | 1983-07-26 | 1987-09-22 | Integrated Carbons Corporation | Integrated coal cleaning process with mixed acid regeneration |
US4663130A (en) * | 1983-11-14 | 1987-05-05 | Cabot Corporation | Process for dissolving tantalum/columbium materials containing alkali metal impurities |
US4654200A (en) * | 1984-06-01 | 1987-03-31 | Inderjit Nirdosh | Processes for extracting radium from uranium mill tailings |
JPS61146717A (ja) | 1984-12-18 | 1986-07-04 | Sumitomo Chem Co Ltd | タンタルの精製方法 |
US4753033A (en) * | 1985-03-24 | 1988-06-28 | Williams Technologies, Inc. | Process for producing a clean hydrocarbon fuel from high calcium coal |
US4718996A (en) * | 1986-01-24 | 1988-01-12 | Gte Products Corporation | Recovery of tungsten, scandium, iron, and manganese values from tungsten bearing material |
US4808384A (en) * | 1986-06-23 | 1989-02-28 | Gte Products Corporation | Recovery of tungsten, scandium, iron, and manganese from tungsten bearing material |
BR8703766A (pt) * | 1987-07-20 | 1989-01-31 | Mamore Mineracao E Metalurgica | Processo para a abertura de minerios |
US4778663A (en) * | 1987-08-27 | 1988-10-18 | American Cyanamid Company | Uranium recovery from wet process phosphoric acid unsymmetrical phosphine oxides |
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 |
US5023059A (en) * | 1988-11-02 | 1991-06-11 | Bielecki Edwin J | Recovery of metal values and hydrofluoric acid from tantalum and columbium waste sludge |
US5084253A (en) * | 1989-11-13 | 1992-01-28 | Nuclear Metals, Inc. | Method of removing niobium from uranium-niobium alloy |
DE4021207A1 (de) * | 1990-07-03 | 1992-01-16 | Starck Hermann C Fa | Verfahren zur gewinnung und trennung von tantal und niob |
US5384105A (en) * | 1992-05-29 | 1995-01-24 | Eco Tek, Inc. | Metal and fluorine values recovery from mineral ore treatment |
US5273725A (en) * | 1992-05-29 | 1993-12-28 | Eco Tek, Inc. | Metal and fluorine values recovery from mineral ore treatment |
US5437848A (en) * | 1992-07-10 | 1995-08-01 | Cabot Corporation | Recovery of metal values from process residues |
US5492680A (en) * | 1994-08-04 | 1996-02-20 | The United States Of America As Represented By The Secretary Of The Interior | Separation of scandium from tantalum residue using fractional liquid-liquid extraction |
-
1997
- 1997-03-14 AU AU25817/97A patent/AU2581797A/en not_active Abandoned
- 1997-03-14 DE DE1997181674 patent/DE19781674T1/de not_active Withdrawn
- 1997-03-14 CN CN97194919A patent/CN1097094C/zh not_active Expired - Fee Related
- 1997-03-14 RU RU98119306A patent/RU2180927C2/ru not_active IP Right Cessation
- 1997-03-14 JP JP53444497A patent/JP4375630B2/ja not_active Expired - Fee Related
- 1997-03-14 WO PCT/US1997/004088 patent/WO1997036014A1/en active Application Filing
- 1997-03-14 BR BR9710413A patent/BR9710413A/pt not_active IP Right Cessation
-
2002
- 2002-10-24 CN CN02147165A patent/CN1420185A/zh active Pending
- 2002-11-05 US US10/288,240 patent/US6979429B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1219979A (zh) | 1999-06-16 |
JP2000507307A (ja) | 2000-06-13 |
US20030170158A1 (en) | 2003-09-11 |
US6979429B2 (en) | 2005-12-27 |
CN1097094C (zh) | 2002-12-25 |
CN1420185A (zh) | 2003-05-28 |
DE19781674T1 (de) | 1999-04-01 |
WO1997036014A1 (en) | 1997-10-02 |
RU2180927C2 (ru) | 2002-03-27 |
JP4375630B2 (ja) | 2009-12-02 |
AU2581797A (en) | 1997-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC | Decision: refusal | ||
CKFC | Appeal: appeal against refusal | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] | ||
B24C | Patent annual fee: request for for restoration |
Free format text: REFERENTE A 10A , 11A E 12A ANUIDADES. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE AO DESPACHO 24.3 PUBLICADO NA RPI 2002 DE 19/05/2009. |