BR8503141A - Processo metalotermico nao eletrolitico,de reducao de oxido de terra rara em metal de terra rara - Google Patents
Processo metalotermico nao eletrolitico,de reducao de oxido de terra rara em metal de terra raraInfo
- Publication number
- BR8503141A BR8503141A BR8503141A BR8503141A BR8503141A BR 8503141 A BR8503141 A BR 8503141A BR 8503141 A BR8503141 A BR 8503141A BR 8503141 A BR8503141 A BR 8503141A BR 8503141 A BR8503141 A BR 8503141A
- Authority
- BR
- Brazil
- Prior art keywords
- rare earth
- metalothermal
- electrolytic
- reducing
- earth metal
- Prior art date
Links
- 229910052761 rare earth metal Inorganic materials 0.000 title abstract 3
- 229910001404 rare earth metal oxide Inorganic materials 0.000 title abstract 3
- 150000002910 rare earth metals Chemical class 0.000 title abstract 3
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 abstract 2
- 229910001628 calcium chloride Inorganic materials 0.000 abstract 2
- 239000001110 calcium chloride Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/04—Dry methods smelting of sulfides or formation of mattes by aluminium, other metals or silicon
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/627,737 US4578242A (en) | 1984-07-03 | 1984-07-03 | Metallothermic reduction of rare earth oxides |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8503141A true BR8503141A (pt) | 1986-03-18 |
Family
ID=24515921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8503141A BR8503141A (pt) | 1984-07-03 | 1985-06-28 | Processo metalotermico nao eletrolitico,de reducao de oxido de terra rara em metal de terra rara |
Country Status (12)
Country | Link |
---|---|
US (1) | US4578242A (pt) |
EP (1) | EP0170373B1 (pt) |
JP (1) | JPS6130640A (pt) |
KR (1) | KR910001582B1 (pt) |
AT (1) | ATE37565T1 (pt) |
AU (1) | AU575969B2 (pt) |
BR (1) | BR8503141A (pt) |
CA (1) | CA1240154A (pt) |
DE (1) | DE3565288D1 (pt) |
ES (1) | ES8609497A1 (pt) |
MX (1) | MX173881B (pt) |
ZA (1) | ZA854475B (pt) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0170372B1 (en) * | 1984-07-03 | 1988-08-17 | General Motors Corporation | Metallothermic reduction of rare earth oxides with calcium metal |
FR2595101A1 (fr) * | 1986-02-28 | 1987-09-04 | Rhone Poulenc Chimie | Procede de preparation par lithiothermie de poudres metalliques |
US4715470A (en) * | 1986-03-18 | 1987-12-29 | Chevron Research Company | Downhole electromagnetic seismic source |
US4751688A (en) * | 1986-03-18 | 1988-06-14 | Chevron Research Company | Downhole electromagnetic seismic source |
US4680055A (en) * | 1986-03-18 | 1987-07-14 | General Motors Corporation | Metallothermic reduction of rare earth chlorides |
FR2607520B1 (fr) * | 1986-11-27 | 1992-06-19 | Comurhex | Procede d'elaboration par metallothermie d'alliages purs a base de terres rares et de metaux de transition |
JPS63274764A (ja) * | 1987-04-30 | 1988-11-11 | Sumitomo Metal Mining Co Ltd | 光磁気記録用合金タ−ゲツト |
JPS63274763A (ja) * | 1987-04-30 | 1988-11-11 | Sumitomo Metal Mining Co Ltd | 光磁気記録用合金タ−ゲツト |
US4806155A (en) * | 1987-07-15 | 1989-02-21 | Crucible Materials Corporation | Method for producing dysprosium-iron-boron alloy powder |
JPH01138119A (ja) * | 1987-11-24 | 1989-05-31 | Mitsubishi Metal Corp | 希土類電解スラグからサマリウムとユーロピウムを回収する方法 |
DE3817553A1 (de) * | 1988-05-24 | 1989-11-30 | Leybold Ag | Verfahren zum herstellen von titan und zirkonium |
US5045289A (en) * | 1989-10-04 | 1991-09-03 | Research Corporation Technologies, Inc. | Formation of rare earth carbonates using supercritical carbon dioxide |
US5174811A (en) * | 1990-10-01 | 1992-12-29 | Iowa State University Research Foundation, Inc. | Method for treating rare earth-transition metal scrap |
US5087291A (en) * | 1990-10-01 | 1992-02-11 | Iowa State University Research Foundation, Inc. | Rare earth-transition metal scrap treatment method |
US5314526A (en) * | 1990-12-06 | 1994-05-24 | General Motors Corporation | Metallothermic reduction of rare earth fluorides |
US5188711A (en) * | 1991-04-17 | 1993-02-23 | Eveready Battery Company, Inc. | Electrolytic process for making alloys of rare earth and other metals |
AP9901496A0 (en) * | 1996-09-30 | 1999-06-30 | Claude Fortin | Process for obtaining titanium or other metals using shuttle alloys. |
WO1998015667A1 (en) * | 1996-10-08 | 1998-04-16 | General Electric Company | Reduction-melting process to form rare earth-transition metal alloys and the alloys |
US5810993A (en) * | 1996-11-13 | 1998-09-22 | Emec Consultants | Electrolytic production of neodymium without perfluorinated carbon compounds on the offgases |
JPH11319752A (ja) * | 1998-05-12 | 1999-11-24 | Sumitomo Metal Mining Co Ltd | 希土類元素含有物からの有価組成物の回収方法、及びこれにより得られた合金粉末 |
WO2005046912A1 (ja) * | 2003-11-12 | 2005-05-26 | Cabotsupermetals K.K. | 金属タンタルもしくはニオブの製造方法 |
US20130149549A1 (en) * | 2011-12-12 | 2013-06-13 | Nicholas Francis Borrelli | Metallic structures by metallothermal reduction |
US10017867B2 (en) | 2014-02-13 | 2018-07-10 | Phinix, LLC | Electrorefining of magnesium from scrap metal aluminum or magnesium alloys |
JP6668021B2 (ja) * | 2015-09-03 | 2020-03-18 | 株式会社東芝 | レアメタル回収方法 |
KR102340575B1 (ko) | 2016-03-08 | 2021-12-21 | 테라파워, 엘엘씨 | 핵분열 생성물 게터 |
CN207038182U (zh) | 2017-03-29 | 2018-02-23 | 泰拉能源有限责任公司 | 铯收集器 |
KR102092327B1 (ko) | 2017-11-28 | 2020-03-23 | 주식회사 엘지화학 | 자석 분말의 제조 방법 및 자석 분말 |
KR20210012013A (ko) | 2018-05-30 | 2021-02-02 | 헬라 노벨 메탈스 엘엘씨 | 금속 화합물로부터의 미세 금속 분말의 제조 방법 |
KR20220051165A (ko) * | 2019-08-23 | 2022-04-26 | 테라파워, 엘엘씨 | 나트륨 기화기 및 나트륨 기화기의 사용 방법 |
JP7378900B2 (ja) * | 2020-03-12 | 2023-11-14 | 株式会社神戸製鋼所 | 有価金属の回収方法 |
CN114016083B (zh) * | 2021-11-05 | 2023-11-03 | 澳润新材料科技(宜兴)有限公司 | 一种碱金属热还原金属氧化物制备金属过程中再生碱金属还原剂的方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1682846A (en) * | 1928-09-04 | Electrolytic rectifier | ||
FR419043A (fr) * | 1909-10-15 | 1910-12-24 | Hans Ku El | Procédé pour extraire de leurs oxydes au moyen de calcium métallique, du zirconium, du titane, du thorium, du cérium, du vanadium, de l'urane, du chrome, du tungstène et du molybdène à l'état de métaux purs |
FR915203A (fr) * | 1942-06-17 | 1946-10-30 | Ici Ltd | Fabrication des métaux alcalino-terreux et de leurs alliages |
US3625779A (en) * | 1969-08-21 | 1971-12-07 | Gen Electric | Reduction-fusion process for the production of rare earth intermetallic compounds |
US3748193A (en) * | 1971-08-16 | 1973-07-24 | Gen Electric | Rare earth intermetallic compounds by a calcium hydride reduction diffusion process |
US3883346A (en) * | 1973-03-28 | 1975-05-13 | Gen Electric | Nickel-lanthanum alloy produced by a reduction-diffusion process |
US3928089A (en) * | 1973-04-19 | 1975-12-23 | Gen Electric | Rare earth intermetallic compounds produced by a reduction-diffusion process |
EP0108474B2 (en) * | 1982-09-03 | 1995-06-21 | General Motors Corporation | RE-TM-B alloys, method for their production and permanent magnets containing such alloys |
EP0170372B1 (en) * | 1984-07-03 | 1988-08-17 | General Motors Corporation | Metallothermic reduction of rare earth oxides with calcium metal |
-
1984
- 1984-07-03 US US06/627,737 patent/US4578242A/en not_active Expired - Lifetime
-
1985
- 1985-06-07 AT AT85304047T patent/ATE37565T1/de not_active IP Right Cessation
- 1985-06-07 DE DE8585304047T patent/DE3565288D1/de not_active Expired
- 1985-06-07 EP EP85304047A patent/EP0170373B1/en not_active Expired
- 1985-06-13 ZA ZA854475A patent/ZA854475B/xx unknown
- 1985-06-20 CA CA000484581A patent/CA1240154A/en not_active Expired
- 1985-06-28 MX MX026617A patent/MX173881B/es unknown
- 1985-06-28 BR BR8503141A patent/BR8503141A/pt not_active IP Right Cessation
- 1985-07-01 KR KR1019850004711A patent/KR910001582B1/ko not_active IP Right Cessation
- 1985-07-02 ES ES544800A patent/ES8609497A1/es not_active Expired
- 1985-07-02 AU AU44487/85A patent/AU575969B2/en not_active Ceased
- 1985-07-03 JP JP14645185A patent/JPS6130640A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
ES8609497A1 (es) | 1986-09-01 |
KR860001204A (ko) | 1986-02-24 |
ES544800A0 (es) | 1986-09-01 |
KR910001582B1 (ko) | 1991-03-16 |
JPS6135254B2 (pt) | 1986-08-12 |
DE3565288D1 (en) | 1988-11-03 |
AU4448785A (en) | 1986-01-09 |
US4578242A (en) | 1986-03-25 |
ATE37565T1 (de) | 1988-10-15 |
AU575969B2 (en) | 1988-08-11 |
EP0170373A1 (en) | 1986-02-05 |
ZA854475B (en) | 1986-03-26 |
EP0170373B1 (en) | 1988-09-28 |
CA1240154A (en) | 1988-08-09 |
MX173881B (es) | 1994-04-07 |
JPS6130640A (ja) | 1986-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 28/06/2000 |