BE832634A - Procede d'isolement du tantale et/ou du niobium de leurs solutions acides - Google Patents
Procede d'isolement du tantale et/ou du niobium de leurs solutions acidesInfo
- Publication number
- BE832634A BE832634A BE159372A BE159372A BE832634A BE 832634 A BE832634 A BE 832634A BE 159372 A BE159372 A BE 159372A BE 159372 A BE159372 A BE 159372A BE 832634 A BE832634 A BE 832634A
- Authority
- BE
- Belgium
- Prior art keywords
- niobium
- acid solutions
- isolating tantalum
- tantalum
- isolating
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/24—Obtaining niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G33/00—Compounds of niobium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G35/00—Compounds of tantalum
-
- 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
- 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
-
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK449074A DK449074A (da) | 1974-08-22 | 1974-08-22 | Fremgangsmade til udvinding af tantal og/eller niob i fri eller bunden form fra tantal- og niobholdige oplosninger |
Publications (1)
Publication Number | Publication Date |
---|---|
BE832634A true BE832634A (fr) | 1975-12-16 |
Family
ID=8134003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE159372A BE832634A (fr) | 1974-08-22 | 1975-08-21 | Procede d'isolement du tantale et/ou du niobium de leurs solutions acides |
Country Status (4)
Country | Link |
---|---|
US (1) | US3976475A (xx) |
BE (1) | BE832634A (xx) |
DE (1) | DE2536351A1 (xx) |
DK (1) | DK449074A (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111690827A (zh) * | 2020-07-01 | 2020-09-22 | 江西拓泓新材料有限公司 | 从氟钽酸钾结晶母液中回收钽资源的方法 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4082832A (en) * | 1975-05-06 | 1978-04-04 | Solex Research Corporation | Treatment of raw materials containing titanium |
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 |
JPS61146717A (ja) * | 1984-12-18 | 1986-07-04 | Sumitomo Chem Co Ltd | タンタルの精製方法 |
BR8703766A (pt) * | 1987-07-20 | 1989-01-31 | Mamore Mineracao E Metalurgica | Processo para a abertura de minerios |
US5023059A (en) * | 1988-11-02 | 1991-06-11 | Bielecki Edwin J | Recovery of metal values and hydrofluoric acid from tantalum and columbium waste sludge |
DE3918691A1 (de) * | 1989-06-08 | 1990-12-13 | Starck Hermann C Fa | Nioboxidpulver (nb(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)5(pfeil abwaerts)) sowie verfahren zu dessen herstellung |
JPH09506675A (ja) * | 1993-12-14 | 1997-06-30 | イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー | 使用済み触媒の回収 |
US5620936A (en) * | 1993-12-14 | 1997-04-15 | E. I. Dupont De Nemours And Company | Recovery of spent catalyst |
JP4375630B2 (ja) * | 1996-03-26 | 2009-12-02 | キャボット コーポレイション | 不溶性フッ化物を含有するTa―Nb―鉱石材料から金属有価物を可溶化する方法 |
DE19619228C2 (de) * | 1996-05-13 | 1998-10-08 | Starck H C Gmbh Co Kg | Verfahren zur Entfernung von Antimon aus flußsauren Ta/Nb-haltigen Lösungen |
US5787332A (en) * | 1996-09-26 | 1998-07-28 | Fansteel Inc. | Process for recovering tantalum and/or niobium compounds from composites containing a variety of metal compounds |
US20050028838A1 (en) | 2002-11-25 | 2005-02-10 | Karl Brueckner | Cleaning tantalum-containing deposits from process chamber components |
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 |
CN113186399B (zh) * | 2021-03-12 | 2022-11-18 | 北京工业大学 | 一种提取钽和铌的方法 |
CN114540630A (zh) * | 2022-01-28 | 2022-05-27 | 株洲硬质合金集团有限公司 | 一种从轰击炉渣中循环萃取回收钽和铌的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3051547A (en) * | 1962-08-28 | Production of potassium fxuotantajlate | ||
US2927855A (en) * | 1957-12-31 | 1960-03-08 | Nat Res Corp | Separation of tantalum |
US2950966A (en) * | 1958-06-20 | 1960-08-30 | Nat Distillers Chem Corp | Recovery of tantalum values |
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 |
US3065046A (en) * | 1959-04-06 | 1962-11-20 | Nat Distillers Chem Corp | Process for recovering tantalum and niobium values from organic solutions |
US3712939A (en) * | 1971-03-29 | 1973-01-23 | Union Carbide Corp | Method for recovering tantalum and/or columbium |
-
1974
- 1974-08-22 DK DK449074A patent/DK449074A/da unknown
-
1975
- 1975-08-14 DE DE19752536351 patent/DE2536351A1/de not_active Withdrawn
- 1975-08-20 US US05/606,380 patent/US3976475A/en not_active Expired - Lifetime
- 1975-08-21 BE BE159372A patent/BE832634A/xx unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111690827A (zh) * | 2020-07-01 | 2020-09-22 | 江西拓泓新材料有限公司 | 从氟钽酸钾结晶母液中回收钽资源的方法 |
Also Published As
Publication number | Publication date |
---|---|
DK449074A (da) | 1976-02-23 |
US3976475A (en) | 1976-08-24 |
DE2536351A1 (de) | 1976-03-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE832634A (fr) | Procede d'isolement du tantale et/ou du niobium de leurs solutions acides | |
BE828047A (fr) | Procede de preparation d'agents gelifiants et epaississants. | |
BE834848A (fr) | Procede de separation de citrate ou d'acide citrique a partir de solutions de fermentation | |
BE828050A (fr) | Procede de carboxymethylation d'alcools ou d'etheralcools | |
BE833787A (fr) | Procede de preparation de nouveaux amides d'acide 2,3-dihydro-1-benzothiepin-4-carboxylique | |
FR2296639A1 (fr) | Procede de preparation de l'acide 7-d-(-)a-amino-a-(p-hydroxyphenylacetamido)-desacetoxycephalosporanique | |
BE829868A (fr) | Procede de separation d'acides hydroxy-2 naphtalene-carboxyliques | |
FR2287435A1 (fr) | Procede de preparation de cyclohexane-diones-1,3 et d'alkyl-6-dihydro-3,4-pyranones-2 | |
RO66489A (ro) | Procedeu pentru prepararea esterilor acizilor tiocarbamici | |
BE816367A (fr) | Procede de regeneration d'acide sulfurique | |
BE760667A (fr) | Procede d'enrichissement en tantale et niobium de laitiers ou concentres metallurgiques contenant ces elements | |
FR2286817A1 (fr) | Procede de preparation d'acide 5-fluoro-2-methyl-1-(p-methylsulfinylbenzylidene)-indenyl-3-acetique | |
BE832858A (fr) | Esters phenyliques d'acides 2-carbalcoxyamino-benzimidazolyl-5(6)-sulfoniques, leur procede de preparation et leurs applications | |
BE823770A (fr) | Procede de preparation d'o-esters de l'acide thiocarbamique | |
FR2296640A1 (fr) | Procede pour la preparation d'a-bromoisopropylidene 1a, 5a, 4-thia-2,6-diaza (3,2,0)-2 heptene-6 acetate 7-one ou de leurs esters | |
BE826810A (fr) | Procede de purification d'acide phosphorique | |
BE832369A (fr) | Procede de defluoration d'acide phosphorique | |
BE794223A (fr) | Procede de production d'acides perfluorocarboxyliques et de leurs fluorures | |
BE815979A (fr) | Nouveaux derives d'acides 15-hydroxyprostanoiques et leur procede de preparation. | |
BE815282A (fr) | Procede de preparation d'esters d'acides oxo-carboxyliques | |
BE857927A (fr) | Procede pour le traitement d'acide nitrique | |
BE835036A (fr) | Procede de fabrication d'amides d'acides | |
FR2291197A1 (fr) | Procede pour la purification d'acide cyanurique | |
RO76126A2 (ro) | Procedeu pentru prepararea acizilor antrachinon 2,6-si-2,7-disulfonici | |
BE818848A (fr) | Hydrazides d'acide indazole-3-carboxylique et procede pour leurpreparation |