ES2009404A6 - Procedimiento para a obtencion de particulas magneticas ultrafinas de nd-fe-b de diferentes tamanos. - Google Patents
Procedimiento para a obtencion de particulas magneticas ultrafinas de nd-fe-b de diferentes tamanos.Info
- Publication number
- ES2009404A6 ES2009404A6 ES8803592A ES8803592A ES2009404A6 ES 2009404 A6 ES2009404 A6 ES 2009404A6 ES 8803592 A ES8803592 A ES 8803592A ES 8803592 A ES8803592 A ES 8803592A ES 2009404 A6 ES2009404 A6 ES 2009404A6
- Authority
- ES
- Spain
- Prior art keywords
- particles
- various sizes
- fine magnetic
- obtain fine
- different
- 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
Links
Classifications
-
- 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
-
- 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
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
-
- 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
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0573—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes obtained by reduction or by hydrogen decrepitation or embrittlement
-
- 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
- H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
- H01F1/442—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids the magnetic component being a metal or alloy, e.g. Fe
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE PARTICULAS MAGNETICAS ULTRAFINAS DE ND-FE-B DE DIFERENTES TAMAÑOS, CARACTERIZADO PORQUE SUPONE HACER REACCIONAR, EN DIFERENTES CONDICIONES CINETICAS, COMPUESTOS DE ND, FE Y B EN EL SENO DE MICROEMULSIONES FORMADAS POR AGUA, OLEO Y UN AGENTE TENSIOACTIVO EN DIFERENTES CONDICIONES TERMODINAMICAS.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES8803592A ES2009404A6 (es) | 1988-11-24 | 1988-11-24 | Procedimiento para a obtencion de particulas magneticas ultrafinas de nd-fe-b de diferentes tamanos. |
US07/440,890 US4983217A (en) | 1988-11-24 | 1989-11-22 | Process to obtain ultra fine magnetic Nd-Fe-B particles of various sizes |
DE89500115T DE68909749D1 (de) | 1988-11-24 | 1989-11-23 | Verfahren zur Herstellung von feinen magnetischen Nd-Fe-B-Partikeln mit verschiedenen Grössen. |
EP89500115A EP0370939B1 (en) | 1988-11-24 | 1989-11-23 | Process to obtain fine magnetic nd-fe-b particles of various sizes |
CA002003715A CA2003715A1 (en) | 1988-11-24 | 1989-11-23 | Process to obtain ultra fine magnetic nd-fe-b particles of various sizes |
JP1306338A JPH02243706A (ja) | 1988-11-24 | 1989-11-24 | 超微細磁性Nd―Fe―B粒の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES8803592A ES2009404A6 (es) | 1988-11-24 | 1988-11-24 | Procedimiento para a obtencion de particulas magneticas ultrafinas de nd-fe-b de diferentes tamanos. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2009404A6 true ES2009404A6 (es) | 1989-09-16 |
Family
ID=8259129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES8803592A Expired ES2009404A6 (es) | 1988-11-24 | 1988-11-24 | Procedimiento para a obtencion de particulas magneticas ultrafinas de nd-fe-b de diferentes tamanos. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4983217A (es) |
EP (1) | EP0370939B1 (es) |
JP (1) | JPH02243706A (es) |
CA (1) | CA2003715A1 (es) |
DE (1) | DE68909749D1 (es) |
ES (1) | ES2009404A6 (es) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2083309A1 (es) * | 1991-10-11 | 1996-04-01 | Univ Santiago Compostela | Procedimiento para la obtencion de aleaciones y oxidos magneticos de tama¦o ultrafino. |
CN103317146A (zh) * | 2013-07-09 | 2013-09-25 | 中国石油大学(华东) | 水热法制备钕铁硼磁粉的方法 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0327502A (ja) * | 1989-03-07 | 1991-02-05 | Seiko Instr Inc | 希土類磁石微粉末の作製法 |
FR2659478B1 (fr) * | 1990-03-12 | 1993-09-03 | Vicat Ciments | Composition magnetique et ses applications. |
IT1270199B (it) * | 1994-06-09 | 1997-04-29 | Ausimont Spa | Preparazione di particelle miste ultrafini da microemulsioni di pepe |
IT1270200B (it) | 1994-06-09 | 1997-04-29 | Ausimont Spa | Preparazione di particelle ultra fini da microemulsioni di acqua in olio |
CN1054780C (zh) * | 1994-10-20 | 2000-07-26 | 中国科学院山西煤炭化学研究所 | 金属表面活性剂相转移制包覆式超细粉体的方法 |
GB9703920D0 (en) * | 1997-02-25 | 1997-04-16 | Univ Southampton | Method of preparing a porous metal |
US6413489B1 (en) | 1997-04-15 | 2002-07-02 | Massachusetts Institute Of Technology | Synthesis of nanometer-sized particles by reverse micelle mediated techniques |
GB9819160D0 (en) * | 1998-09-02 | 1998-10-28 | City Tech | Pellistor |
JP4732645B2 (ja) * | 1999-06-15 | 2011-07-27 | 丸山 稔 | 金属複合超微粒子の製造方法 |
JP3634730B2 (ja) * | 2000-09-18 | 2005-03-30 | 三洋電機株式会社 | 色調補正回路および色相補正回路 |
US6664298B1 (en) * | 2001-10-02 | 2003-12-16 | The United States Of America As Represented By The Administrator Of The National Aeronautics & Space Administration | Zero-valent metal emulsion for reductive dehalogenation of DNAPLs |
AU2002246316A1 (en) * | 2002-04-08 | 2003-10-27 | Council Of Scientific And Industrial Research | Process for the production of neodymium-iron-boron permanent magnet alloy powder |
US7008964B2 (en) * | 2002-05-29 | 2006-03-07 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Contaminant removal from natural resources |
US7048809B2 (en) * | 2003-01-21 | 2006-05-23 | Metglas, Inc. | Magnetic implement having a linear BH loop |
JP4525003B2 (ja) * | 2003-06-06 | 2010-08-18 | 株式会社安川電機 | 永久磁石用粒子の製造方法 |
JP4518935B2 (ja) * | 2004-12-21 | 2010-08-04 | 株式会社安川電機 | 永久磁石及びその製造方法 |
US20070112243A1 (en) * | 2005-08-11 | 2007-05-17 | United States Of America As Represented By The Administrator Of The National Aeronautics And Spac | Bimetallic Treatment System and its Application for Removal and Remediation of Polychlorinated Biphenyls (PCBs) |
US8163972B2 (en) * | 2005-08-11 | 2012-04-24 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Zero-valent metallic treatment system and its application for removal and remediation of polychlorinated biphenyls (PCBs) |
US20070233185A1 (en) * | 2005-10-20 | 2007-10-04 | Thomas Anderson | Systems and methods for sealing a vascular opening |
US7842639B2 (en) * | 2006-05-19 | 2010-11-30 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Mechanical alloying of a hydrogenation catalyst used for the remediation of contaminated compounds |
RU2541259C1 (ru) * | 2013-11-07 | 2015-02-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Казанский национальный исследовательский технологический университет" (ФГБОУ ВПО "КНИТУ") | Способ получения порошка, содержащего железо и алюминий, из водных растворов |
CN103990808B (zh) * | 2014-05-04 | 2016-12-07 | 常州大学 | 一种制备钕铁硼永磁纳米粒子的方法 |
CN106298146B (zh) * | 2016-10-26 | 2018-06-05 | 山东大学 | 一种提高FeCoB/FeB磁性液体稳定性的新方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3768994A (en) * | 1971-03-15 | 1973-10-30 | Owens Illinois Inc | Gold powder |
US4214893A (en) * | 1977-11-07 | 1980-07-29 | Nippon Columbia Kabushikikaisha | Method of making a magnetic powder |
US4394160A (en) * | 1979-12-03 | 1983-07-19 | Sperry Corporation | Making magnetic powders |
JPS58502223A (ja) * | 1981-12-30 | 1983-12-22 | エアコン インコ−ポレ−テツド | 新規な導電性組成物および該組成物に使用する粉末 |
DE3587333T2 (de) * | 1984-08-29 | 1993-08-12 | Du Pont | Verfahren zur herstellung von festen loesungen. |
US4715890A (en) * | 1986-10-17 | 1987-12-29 | Ovonic Synthetic Materials Company, Inc. | Method of preparing a magnetic material |
-
1988
- 1988-11-24 ES ES8803592A patent/ES2009404A6/es not_active Expired
-
1989
- 1989-11-22 US US07/440,890 patent/US4983217A/en not_active Expired - Fee Related
- 1989-11-23 DE DE89500115T patent/DE68909749D1/de not_active Expired - Lifetime
- 1989-11-23 EP EP89500115A patent/EP0370939B1/en not_active Expired - Lifetime
- 1989-11-23 CA CA002003715A patent/CA2003715A1/en not_active Abandoned
- 1989-11-24 JP JP1306338A patent/JPH02243706A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2083309A1 (es) * | 1991-10-11 | 1996-04-01 | Univ Santiago Compostela | Procedimiento para la obtencion de aleaciones y oxidos magneticos de tama¦o ultrafino. |
CN103317146A (zh) * | 2013-07-09 | 2013-09-25 | 中国石油大学(华东) | 水热法制备钕铁硼磁粉的方法 |
CN103317146B (zh) * | 2013-07-09 | 2015-09-30 | 中国石油大学(华东) | 水热法制备钕铁硼磁粉的方法 |
Also Published As
Publication number | Publication date |
---|---|
US4983217A (en) | 1991-01-08 |
EP0370939A2 (en) | 1990-05-30 |
DE68909749D1 (de) | 1993-11-11 |
CA2003715A1 (en) | 1990-05-24 |
EP0370939B1 (en) | 1993-10-06 |
EP0370939A3 (en) | 1990-12-27 |
JPH02243706A (ja) | 1990-09-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
SA6 | Expiration date (snapshot 920101) |
Free format text: 2008-11-24 |
|
FD2A | Announcement of lapse in spain |
Effective date: 20160727 |