ZA854475B - Metallothermic reduction of rare earth oxides - Google Patents

Metallothermic reduction of rare earth oxides

Info

Publication number: ZA854475B
Authority: ZA; South Africa
Prior art keywords: rare earth; earth oxides; oxides; metallothermic reduction; metals
Prior art date: 1984-07-03

Application number

ZA854475A

Other languages

English (en)

Inventor

Ram Autar Sharma

Original Assignee

Gen Motors Corp

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.)

1984-07-03

Filing date

1985-06-13

Publication date

1986-03-26

1985-06-13 Application filed by Gen Motors Corp filed Critical Gen Motors Corp

1986-03-26 Publication of ZA854475B publication Critical patent/ZA854475B/xx

Links

229910001404 rare earth metal oxide Inorganic materials 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
229910052761 rare earth metal Inorganic materials 0.000 abstract 2
150000002910 rare earth metals Chemical class 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)

ZA854475A 1984-07-03 1985-06-13 Metallothermic reduction of rare earth oxides ZA854475B (en)

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
ZA854475B true ZA854475B (en)	1986-03-26

Family

ID=24515921

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA854475A ZA854475B (en)	1984-07-03	1985-06-13	Metallothermic reduction of rare earth oxides

Country Status (12)

Country	Link
US (1)	US4578242A (xx)
EP (1)	EP0170373B1 (xx)
JP (1)	JPS6130640A (xx)
KR (1)	KR910001582B1 (xx)
AT (1)	ATE37565T1 (xx)
AU (1)	AU575969B2 (xx)
BR (1)	BR8503141A (xx)
CA (1)	CA1240154A (xx)
DE (1)	DE3565288D1 (xx)
ES (1)	ES8609497A1 (xx)
MX (1)	MX173881B (xx)
ZA (1)	ZA854475B (xx)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
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
US4680055A (en) *	1986-03-18	1987-07-14	General Motors Corporation	Metallothermic reduction of rare earth chlorides
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
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
US5087291A (en) *	1990-10-01	1992-02-11	Iowa State University Research Foundation, Inc.	Rare earth-transition metal scrap treatment method
US5174811A (en) *	1990-10-01	1992-12-29	Iowa State University Research Foundation, Inc.	Method for treating rare earth-transition metal scrap
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
AU743624B2 (en) *	1996-09-30	2002-01-31	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
JPWO2005046912A1 (ja) *	2003-11-12	2007-05-31	キャボットスーパーメタル株式会社	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
CA3008889A1 (en)	2016-03-08	2017-10-05	Terrapower, Llc	Fission product getter
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
EP3802893A4 (en)	2018-05-30	2022-03-02	Hela Novel Metals LLC	PROCESS FOR PRODUCTION OF FINE METAL POWDER FROM METAL COMPOUNDS
EP4018014A1 (en) *	2019-08-23	2022-06-29	TerraPower, LLC	Sodium vaporizer and method for use of sodium vaporizer
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)

* Cited by examiner, † Cited by third party
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 DE DE8585304047T patent/DE3565288D1/de not_active Expired
- 1985-06-07 AT AT85304047T patent/ATE37565T1/de not_active IP Right Cessation
- 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 AU AU44487/85A patent/AU575969B2/en not_active Ceased
- 1985-07-02 ES ES544800A patent/ES8609497A1/es not_active Expired
- 1985-07-03 JP JP14645185A patent/JPS6130640A/ja active Granted

Also Published As

Publication number	Publication date
ES544800A0 (es)	1986-09-01
JPS6135254B2 (xx)	1986-08-12
AU575969B2 (en)	1988-08-11
US4578242A (en)	1986-03-25
BR8503141A (pt)	1986-03-18
KR860001204A (ko)	1986-02-24
AU4448785A (en)	1986-01-09
CA1240154A (en)	1988-08-09
ES8609497A1 (es)	1986-09-01
EP0170373A1 (en)	1986-02-05
JPS6130640A (ja)	1986-02-12
DE3565288D1 (en)	1988-11-03
EP0170373B1 (en)	1988-09-28
MX173881B (es)	1994-04-07
KR910001582B1 (ko)	1991-03-16
ATE37565T1 (de)	1988-10-15

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