DE3485950D1 - Verfahren zur herstellung von neodymlegierungen. - Google Patents

Verfahren zur herstellung von neodymlegierungen.

Info

Publication number
DE3485950D1
DE3485950D1 DE8888100014T DE3485950T DE3485950D1 DE 3485950 D1 DE3485950 D1 DE 3485950D1 DE 8888100014 T DE8888100014 T DE 8888100014T DE 3485950 T DE3485950 T DE 3485950T DE 3485950 D1 DE3485950 D1 DE 3485950D1
Authority
DE
Germany
Prior art keywords
neodym
alloys
producing
producing neodym
neodym alloys
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8888100014T
Other languages
English (en)
Other versions
DE3485950T2 (de
Inventor
Francoise Seon
Bernard Boudot
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
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.)
Filing date
Publication date
Priority claimed from FR8311139A external-priority patent/FR2548687B1/fr
Application filed by Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Application granted granted Critical
Publication of DE3485950D1 publication Critical patent/DE3485950D1/de
Publication of DE3485950T2 publication Critical patent/DE3485950T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • C22C—ALLOYS
    • C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
DE8888100014T 1983-07-05 1984-06-22 Verfahren zur herstellung von neodymlegierungen. Expired - Fee Related DE3485950T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8311139A FR2548687B1 (fr) 1983-07-05 1983-07-05 Alliages de neodyme et leur procede de fabrication
FR838314392A FR2551769B2 (fr) 1983-07-05 1983-09-09 Alliages de neodyme et leur procede de fabrication

Publications (2)

Publication Number Publication Date
DE3485950D1 true DE3485950D1 (de) 1992-11-05
DE3485950T2 DE3485950T2 (de) 1993-02-25

Family

ID=26223515

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8888100014T Expired - Fee Related DE3485950T2 (de) 1983-07-05 1984-06-22 Verfahren zur herstellung von neodymlegierungen.
DE8484401307T Expired DE3479595D1 (en) 1983-07-05 1984-06-22 Alloys of neodymium and process for their production

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8484401307T Expired DE3479595D1 (en) 1983-07-05 1984-06-22 Alloys of neodymium and process for their production

Country Status (9)

Country Link
US (1) US4636353A (de)
EP (2) EP0272250B1 (de)
JP (1) JPS6046346A (de)
KR (1) KR920006603B1 (de)
AU (1) AU579579B2 (de)
BR (1) BR8403289A (de)
CA (1) CA1253721A (de)
DE (2) DE3485950T2 (de)
FR (1) FR2551769B2 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4612047A (en) * 1985-10-28 1986-09-16 The United States Of America As Represented By The United States Department Of Energy Preparations of rare earth-iron alloys by thermite reduction
US4837109A (en) * 1986-07-21 1989-06-06 Hitachi Metals, Ltd. Method of producing neodymium-iron-boron permanent magnet
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
US4917724A (en) * 1988-10-11 1990-04-17 General Motors Corporation Method of decalcifying rare earth metals formed by the reduction-diffusion process
US4992096A (en) * 1989-06-09 1991-02-12 The Dow Chemical Company Metallothermic reduction or rare earth metals
US5073337A (en) * 1990-07-17 1991-12-17 Iowa State University Research Foundation, Inc. Rare earth/iron fluoride and methods for making and using same
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
US5240513A (en) * 1990-10-09 1993-08-31 Iowa State University Research Foundation, Inc. Method of making bonded or sintered permanent magnets
US5242508A (en) * 1990-10-09 1993-09-07 Iowa State University Research Foundation, Inc. Method of making permanent magnets
US5129945A (en) * 1990-10-24 1992-07-14 The United States Of America As Represented By The Secretary Of The Interior Scrap treatment method for rare earth transition metal alloys
US5314526A (en) * 1990-12-06 1994-05-24 General Motors Corporation Metallothermic reduction of rare earth fluorides
US5238489A (en) * 1992-06-30 1993-08-24 The United States Of America As Represented By The Secretary Of The Interior Leaching/flotation scrap treatment method
US6755924B2 (en) 2001-12-20 2004-06-29 General Electric Company Method of restoration of mechanical properties of a cast nickel-based super alloy for serviced aircraft components
US8109349B2 (en) 2006-10-26 2012-02-07 Schlumberger Technology Corporation Thick pointed superhard material
US8590644B2 (en) * 2006-08-11 2013-11-26 Schlumberger Technology Corporation Downhole drill bit
US9051795B2 (en) 2006-08-11 2015-06-09 Schlumberger Technology Corporation Downhole drill bit
US8714285B2 (en) * 2006-08-11 2014-05-06 Schlumberger Technology Corporation Method for drilling with a fixed bladed bit
US9145742B2 (en) 2006-08-11 2015-09-29 Schlumberger Technology Corporation Pointed working ends on a drill bit
US8567532B2 (en) 2006-08-11 2013-10-29 Schlumberger Technology Corporation Cutting element attached to downhole fixed bladed bit at a positive rake angle
US7637574B2 (en) 2006-08-11 2009-12-29 Hall David R Pick assembly
US8215420B2 (en) * 2006-08-11 2012-07-10 Schlumberger Technology Corporation Thermally stable pointed diamond with increased impact resistance
US8622155B2 (en) * 2006-08-11 2014-01-07 Schlumberger Technology Corporation Pointed diamond working ends on a shear bit
US9068410B2 (en) 2006-10-26 2015-06-30 Schlumberger Technology Corporation Dense diamond body
US8960337B2 (en) 2006-10-26 2015-02-24 Schlumberger Technology Corporation High impact resistant tool with an apex width between a first and second transitions
US8540037B2 (en) 2008-04-30 2013-09-24 Schlumberger Technology Corporation Layered polycrystalline diamond
BRPI0915629A2 (pt) * 2008-07-08 2016-05-17 Univ Denmark Tech Dtu refrigerador magnetocalórico
US20100242375A1 (en) * 2009-03-30 2010-09-30 Hall David R Double Sintered Thermally Stable Polycrystalline Diamond Cutting Elements
AU2012324958B2 (en) 2011-10-20 2016-03-17 Akzo Nobel Chemicals International B.V. Process for the hydrodechlorination of a liquid feed comprising dichloroacetic acid
BR112014008207B1 (pt) 2011-10-20 2019-09-10 Akzo Nobel Chemicals Int Bv processo para a purificação de uma alimentação líquida
RU2596563C1 (ru) * 2015-04-23 2016-09-10 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Способ получения магнитотвердого материала
CN114891953B (zh) * 2022-03-31 2024-03-08 包头市英思特稀磁新材料股份有限公司 一种提高烧结钕铁硼出材率的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR489155A (fr) * 1917-04-19 1918-12-28 Maurice Duburguet Préparation des métaux des terres rares
US1648954A (en) * 1921-09-29 1927-11-15 Westinghouse Lamp Co Production of rare metals and alloys thereof
FR986924A (fr) * 1943-12-11 1951-08-07 Procédé de préparation de métaux des terres rares
US3186834A (en) * 1961-03-02 1965-06-01 Dow Chemical Co Preparation of rare earth metal sponge
FR1336858A (fr) * 1962-07-27 1963-09-06 Pechiney Prod Chimiques Sa Alliages contenant des métaux des terres rares
AT329884B (de) * 1973-07-19 1976-06-10 Treibacher Chemische Werke Ag Verfahren zur herstellung von lanthan-, cer-,praseodym- und neodym-metall und -legierungen derselben sowie von mischmetallen
JPS5696834A (en) * 1979-12-28 1981-08-05 Mitsubishi Monsanto Chem Co Compound semiconductor epitaxial wafer and manufacture thereof
US4496395A (en) * 1981-06-16 1985-01-29 General Motors Corporation High coercivity rare earth-iron magnets
JPS5976A (ja) * 1982-06-22 1984-01-05 日本電気株式会社 放射線治療用高エネルギｃｔ
EP0108474B2 (de) * 1982-09-03 1995-06-21 General Motors Corporation RE-TM-B Legierungen, deren Herstellung und permanent Magnete die solche Legierungen enthalten
JPS6263642A (ja) * 1986-09-12 1987-03-20 Sumitomo Special Metals Co Ltd 磁石素材用希土類合金及びその製造方法

Also Published As

Publication number Publication date
BR8403289A (pt) 1985-06-18
KR850001297A (ko) 1985-03-18
EP0134162B1 (de) 1989-08-30
JPS6046346A (ja) 1985-03-13
KR920006603B1 (ko) 1992-08-10
DE3485950T2 (de) 1993-02-25
AU3008184A (en) 1985-01-10
FR2551769B2 (fr) 1990-02-02
JPH0224902B2 (de) 1990-05-31
FR2551769A2 (fr) 1985-03-15
EP0272250A1 (de) 1988-06-22
EP0272250B1 (de) 1992-09-30
US4636353A (en) 1987-01-13
DE3479595D1 (en) 1989-10-05
EP0134162A1 (de) 1985-03-13
CA1253721A (fr) 1989-05-09
AU579579B2 (en) 1988-12-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee