BR8604289A - Processo de tratamento de um mineral de terras raras - Google Patents
Processo de tratamento de um mineral de terras rarasInfo
- Publication number
- BR8604289A BR8604289A BR8604289A BR8604289A BR8604289A BR 8604289 A BR8604289 A BR 8604289A BR 8604289 A BR8604289 A BR 8604289A BR 8604289 A BR8604289 A BR 8604289A BR 8604289 A BR8604289 A BR 8604289A
- Authority
- BR
- Brazil
- Prior art keywords
- mineral
- treating
- rare
- ore
- equal
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 229910052500 inorganic mineral Inorganic materials 0.000 title 1
- 239000011707 mineral Substances 0.000 title 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 150000004679 hydroxides Chemical class 0.000 abstract 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 1
- 150000002910 rare earth metals Chemical class 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
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
- C22B59/00—Obtaining rare earth metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Measurement Of Force In General (AREA)
- Adjustable Resistors (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- General Preparation And Processing Of Foods (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Meat, Egg Or Seafood Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8513383A FR2587037A1 (fr) | 1985-09-10 | 1985-09-10 | Procede de traitement de minerais de terres rares |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8604289A true BR8604289A (pt) | 1987-05-05 |
Family
ID=9322760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8604289A BR8604289A (pt) | 1985-09-10 | 1986-09-08 | Processo de tratamento de um mineral de terras raras |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4976939A (pt) |
| EP (1) | EP0216688B1 (pt) |
| JP (1) | JPS6260834A (pt) |
| KR (1) | KR870003220A (pt) |
| CN (1) | CN1016709B (pt) |
| AT (1) | ATE59063T1 (pt) |
| BR (1) | BR8604289A (pt) |
| CA (1) | CA1284885C (pt) |
| DE (1) | DE3676143D1 (pt) |
| FI (1) | FI863611A7 (pt) |
| FR (1) | FR2587037A1 (pt) |
| NO (1) | NO863572L (pt) |
| ZA (1) | ZA866839B (pt) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2623792B1 (fr) * | 1987-11-27 | 1991-02-15 | Rhone Poulenc Chimie | Procede de separation du thorium et des terres rares d'un concentre de fluorures de ces elements |
| BR9104844A (pt) * | 1991-11-06 | 1993-05-11 | Solvay | Processo para a extracao seletiva de cerio de uma solucao aquosa de elementos de terras raras |
| KR950013314B1 (ko) * | 1993-05-07 | 1995-11-02 | 주식회사엘지금속 | 폐수중 불소처리 잔사의 재처리방법 |
| US5362459A (en) * | 1993-05-17 | 1994-11-08 | Pure-Etch Co. | Neodymium recovery process |
| JP5262736B2 (ja) * | 2009-01-15 | 2013-08-14 | 中央電気工業株式会社 | 希土類元素の回収方法 |
| KR101058567B1 (ko) * | 2009-11-25 | 2011-08-23 | 한국지질자원연구원 | 모나자이트 내 희토류 추출방법 |
| CN102051477B (zh) * | 2010-12-15 | 2012-07-04 | 内蒙古科技大学 | 混合型稀土精矿的氟碳铈矿与独居石矿的化学分离方法 |
| CN103045851A (zh) * | 2013-01-17 | 2013-04-17 | 中国科学院长春应用化学研究所 | 一种分解包头稀土矿的工艺方法 |
| WO2014113742A2 (en) | 2013-01-18 | 2014-07-24 | Rare Element Resources Ltd. | Extraction of metals from metallic compounds |
| DE102013006169A1 (de) * | 2013-04-10 | 2014-10-16 | Ulrich Bruhnke | Aluminiumfreie Magnesiumlegierung |
| CN103667709A (zh) * | 2013-12-12 | 2014-03-26 | 江西省钨与稀土产品质量监督检验中心（江西省钨与稀土研究院） | 一种高效回收荧光粉废料中稀土元素的方法 |
| CN106145176B (zh) * | 2015-04-21 | 2019-07-16 | 永州市湘江稀土有限责任公司 | 一种碱法处理独居石的工艺 |
| CN105543510A (zh) * | 2016-01-04 | 2016-05-04 | 李梅 | 一种混合型稀土精矿或独居石精矿制备氯化稀土的方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE315371C (pt) * | ||||
| US2783125A (en) * | 1949-07-21 | 1957-02-26 | Produits Chim Terres Rares Soc | Treatment of monazite |
| US2811411A (en) * | 1951-10-16 | 1957-10-29 | George D Calkins | Method of processing monazite sand |
| US2838370A (en) * | 1952-04-09 | 1958-06-10 | George D Calkins | Recovery of uranium and thorium from aqueous solutions |
| US2815264A (en) * | 1953-10-09 | 1957-12-03 | George D Calkins | Processing of monazite sand |
| US3619128A (en) * | 1968-12-05 | 1971-11-09 | Stauffer Chemical Co | Method for processing rare earth fluorocarbonate ores |
| JPS5842133B2 (ja) * | 1980-10-07 | 1983-09-17 | 三菱化学株式会社 | 希土類水酸化物の製造法 |
| FR2515630B1 (fr) * | 1981-10-30 | 1985-10-04 | Rhone Poulenc Spec Chim | Procede d'extraction et de separation de l'uranium, du thorium et des terres rares par traitement de solutions aqueuses de chlorures de ces elements |
| FR2575936B1 (fr) * | 1985-01-15 | 1987-02-13 | Rhone Poulenc Spec Chim | Procede de purification de solutions aqueuses de sels de terres rares par extraction liquide-liquide |
| FR2584092B1 (fr) * | 1985-06-27 | 1987-10-23 | Pechiney Uranium | Procede de separation des terres rares et de l'uranium d'un concentre d'uf4 et de leur valorisation |
-
1985
- 1985-09-10 FR FR8513383A patent/FR2587037A1/fr not_active Withdrawn
-
1986
- 1986-09-05 CA CA000517641A patent/CA1284885C/fr not_active Expired - Fee Related
- 1986-09-08 EP EP86401961A patent/EP0216688B1/fr not_active Expired - Lifetime
- 1986-09-08 NO NO863572A patent/NO863572L/no unknown
- 1986-09-08 BR BR8604289A patent/BR8604289A/pt unknown
- 1986-09-08 FI FI863611A patent/FI863611A7/fi not_active Application Discontinuation
- 1986-09-08 DE DE8686401961T patent/DE3676143D1/de not_active Expired - Fee Related
- 1986-09-08 AT AT86401961T patent/ATE59063T1/de not_active IP Right Cessation
- 1986-09-08 JP JP61209767A patent/JPS6260834A/ja active Pending
- 1986-09-09 ZA ZA866839A patent/ZA866839B/xx unknown
- 1986-09-09 KR KR1019860007537A patent/KR870003220A/ko not_active Ceased
- 1986-09-09 CN CN86105892A patent/CN1016709B/zh not_active Expired
-
1990
- 1990-05-03 US US07/518,340 patent/US4976939A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| NO863572L (no) | 1987-03-11 |
| NO863572D0 (no) | 1986-09-08 |
| FI863611A0 (fi) | 1986-09-08 |
| AU6243986A (en) | 1987-03-12 |
| KR870003220A (ko) | 1987-04-16 |
| DE3676143D1 (de) | 1991-01-24 |
| ATE59063T1 (de) | 1990-12-15 |
| AU590791B2 (en) | 1989-11-16 |
| FI863611L (fi) | 1987-03-11 |
| US4976939A (en) | 1990-12-11 |
| EP0216688B1 (fr) | 1990-12-12 |
| CA1284885C (fr) | 1991-06-18 |
| FR2587037A1 (fr) | 1987-03-13 |
| FI863611A7 (fi) | 1987-03-11 |
| CN1016709B (zh) | 1992-05-20 |
| JPS6260834A (ja) | 1987-03-17 |
| CN86105892A (zh) | 1987-03-18 |
| ZA866839B (en) | 1987-05-27 |
| EP0216688A1 (fr) | 1987-04-01 |
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