FR2059611B1 - - Google Patents

Info

Publication number
FR2059611B1
FR2059611B1 FR7030807A FR7030807A FR2059611B1 FR 2059611 B1 FR2059611 B1 FR 2059611B1 FR 7030807 A FR7030807 A FR 7030807A FR 7030807 A FR7030807 A FR 7030807A FR 2059611 B1 FR2059611 B1 FR 2059611B1
Authority
FR
France
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
Application number
FR7030807A
Other versions
FR2059611A1 (fr
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.)
General Electric Co
Original Assignee
General Electric Co
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
Application filed by General Electric Co filed Critical General Electric Co
Publication of FR2059611A1 publication Critical patent/FR2059611A1/fr
Application granted granted Critical
Publication of FR2059611B1 publication Critical patent/FR2059611B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/0553—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 obtained by reduction or by hydrogen decrepitation or embrittlement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0433—Nickel- or cobalt-based alloys
    • C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
FR7030807A 1969-08-21 1970-08-21 Expired FR2059611B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85210069A 1969-08-21 1969-08-21

Publications (2)

Publication Number Publication Date
FR2059611A1 FR2059611A1 (fr) 1971-06-04
FR2059611B1 true FR2059611B1 (fr) 1974-04-26

Family

ID=25312494

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7030807A Expired FR2059611B1 (fr) 1969-08-21 1970-08-21

Country Status (6)

Country Link
US (1) US3625779A (fr)
JP (1) JPS497297B1 (fr)
DE (1) DE2041094C3 (fr)
FR (1) FR2059611B1 (fr)
GB (1) GB1319142A (fr)
NL (1) NL168272C (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2116861A5 (fr) * 1970-12-10 1972-07-21 Rech Magnetiques D Et Procede et dispositif de fabrication d'alliages d'elements de transition et de metaux du groupe des terres rares destinees a la production de materiaux pour aimants permanents
US3994718A (en) * 1972-03-20 1976-11-30 Gesellschaft Fur Kernforschung M.B.H. Intermetallic compounds and metal purification
US3798391A (en) * 1972-06-22 1974-03-19 Gen Electric Movable magnet loudspeaker
US3883346A (en) * 1973-03-28 1975-05-13 Gen Electric Nickel-lanthanum alloy produced by a reduction-diffusion process
US3918933A (en) * 1973-03-28 1975-11-11 Gen Electric Nickel-lanthanum alloy produced by a reduction-diffusion process
US3877999A (en) * 1974-06-03 1975-04-15 Gen Electric Hydration-disintegration of cobalt-rare earth alloy containing material
US3878000A (en) * 1974-06-03 1975-04-15 Gen Electric Recovery of cobalt-rare earth alloy particles by hydration-disintegration in a magnetic field
US3912554A (en) * 1974-06-24 1975-10-14 Gen Electric Recovery of rare-earth alloy particles from calcium-containing product using aqueous ammonium chloride
CA1158460A (fr) * 1979-10-12 1983-12-13 Maurice A. Clegg Methode de poudres alliees au cobalt et aux metaux de terre rare
US4601754A (en) * 1984-03-30 1986-07-22 Union Oil Company Of California Rare earth-containing magnets
US4578242A (en) * 1984-07-03 1986-03-25 General Motors Corporation Metallothermic reduction of rare earth oxides
US4680055A (en) * 1986-03-18 1987-07-14 General Motors Corporation Metallothermic reduction of rare earth chlorides
US4917724A (en) * 1988-10-11 1990-04-17 General Motors Corporation Method of decalcifying rare earth metals formed by the reduction-diffusion process
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
US5057148A (en) * 1990-08-09 1991-10-15 General Motors Corporation Method of decalcifying rare earth metals formed by the reduction-diffusion process
CN1035700C (zh) * 1992-07-07 1997-08-20 上海跃龙有色金属有限公司 稀土磁性合金粉末制造方法及其产品
US6152982A (en) * 1998-02-13 2000-11-28 Idaho Research Foundation, Inc. Reduction of metal oxides through mechanochemical processing
GB201712806D0 (en) 2017-08-10 2017-09-27 Nautibuoy Marine Ltd Method of attaching an umbrella, flag or upright object to an inflatable or floating object
WO2019232276A1 (fr) 2018-05-30 2019-12-05 Hela Novel Metals Llc Procédés de production de poudres métalliques fines à partir de composés métalliques

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2038402A (en) * 1933-04-11 1936-04-21 Gen Electric Method for reduction of refractory oxides
US2043363A (en) * 1934-07-07 1936-06-09 Ventures Ltd Reduction of ores by metallic calcium
US2584411A (en) * 1948-09-08 1952-02-05 Metal Hydrides Inc Production of alkaline earth metal hydrides and use thereof in reducing refractory oxides
US3104970A (en) * 1961-02-16 1963-09-24 Union Carbide Corp Production of rare earth metals
NL6608335A (fr) * 1966-06-16 1967-12-18
FR1488054A (fr) * 1966-07-29 1967-07-07 Goldschmidt Ag Th Procédé de préparation d'alliages contenant plus de 40% en poids de métaux terreux rares ainsi que du silicium
US3463678A (en) * 1966-08-15 1969-08-26 Gen Electric Method for improving magnetic properties of cobalt-yttrium or cobalt-rare earth metal compounds
US3424578A (en) * 1967-06-05 1969-01-28 Us Air Force Method of producing permanent magnets of rare earth metals containing co,or mixtures of co,fe and mn
US3524800A (en) * 1968-04-04 1970-08-18 Us Interior Method for the production of samarium alloys

Also Published As

Publication number Publication date
FR2059611A1 (fr) 1971-06-04
DE2041094B2 (de) 1979-07-19
US3625779A (en) 1971-12-07
DE2041094C3 (de) 1980-02-28
GB1319142A (en) 1973-06-06
NL168272B (nl) 1981-10-16
DE2041094A1 (de) 1971-02-25
NL7012002A (fr) 1971-02-23
NL168272C (nl) 1982-03-16
JPS497297B1 (fr) 1974-02-19

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Legal Events

Date Code Title Description
ST Notification of lapse