FR2779267B1 - Procede de preparation d'un materiau magnetique par forgeage et materiau magnetique sous forme de poudre - Google Patents
Procede de preparation d'un materiau magnetique par forgeage et materiau magnetique sous forme de poudreInfo
- Publication number
- FR2779267B1 FR2779267B1 FR9806745A FR9806745A FR2779267B1 FR 2779267 B1 FR2779267 B1 FR 2779267B1 FR 9806745 A FR9806745 A FR 9806745A FR 9806745 A FR9806745 A FR 9806745A FR 2779267 B1 FR2779267 B1 FR 2779267B1
- Authority
- FR
- France
- Prior art keywords
- forging
- magnetic material
- less
- preparing
- powder form
- 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
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
- H01F1/057—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
- H01F1/0575—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 pressed, sintered or bonded together
- H01F1/0576—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 pressed, sintered or bonded together pressed, e.g. hot working
-
- 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
- H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
-
- 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
- H01F1/059—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and Va elements, e.g. Sm2Fe17N2
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/0273—Imparting anisotropy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9806745A FR2779267B1 (fr) | 1998-05-28 | 1998-05-28 | Procede de preparation d'un materiau magnetique par forgeage et materiau magnetique sous forme de poudre |
PCT/FR1999/001234 WO1999062080A1 (fr) | 1998-05-28 | 1999-05-26 | Procede de preparation d'un materiau magnetique par forgeage et materiau magnetique sous forme de poudre |
US09/701,286 US6592682B1 (en) | 1998-05-28 | 1999-05-26 | Method for preparing a magnetic material by forging and magnetic material in powder form |
EP99922227A EP1082733B1 (fr) | 1998-05-28 | 1999-05-26 | Procede de preparation d'un materiau magnetique par forgeage et materiau magnetique sous forme de poudre |
AT99922227T ATE236450T1 (de) | 1998-05-28 | 1999-05-26 | Herstellungsverfahren für ein magnetmaterial durch schmieden und magnetmaterial in pulverform |
DE69906513T DE69906513T2 (de) | 1998-05-28 | 1999-05-26 | Herstellungsverfahren für ein magnetmaterial durch schmieden und magnetmaterial in pulverform |
AU39353/99A AU3935399A (en) | 1998-05-28 | 1999-05-26 | Method for preparing a magnetic material by forging and magnetic material in powder form |
CNB998088439A CN1142562C (zh) | 1998-05-28 | 1999-05-26 | 通过锻造制备磁性材料的方法和粉末形式的磁性材料 |
JP2000551403A JP3668134B2 (ja) | 1998-05-28 | 1999-05-26 | 鍛造による磁性材料および磁性粉末の製造方法 |
TW088108853A TW558469B (en) | 1998-05-28 | 1999-07-26 | Process for the preparation of a magnetic material by forging and magnetic material in powder form |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9806745A FR2779267B1 (fr) | 1998-05-28 | 1998-05-28 | Procede de preparation d'un materiau magnetique par forgeage et materiau magnetique sous forme de poudre |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2779267A1 FR2779267A1 (fr) | 1999-12-03 |
FR2779267B1 true FR2779267B1 (fr) | 2000-08-11 |
Family
ID=9526820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9806745A Expired - Fee Related FR2779267B1 (fr) | 1998-05-28 | 1998-05-28 | Procede de preparation d'un materiau magnetique par forgeage et materiau magnetique sous forme de poudre |
Country Status (10)
Country | Link |
---|---|
US (1) | US6592682B1 (fr) |
EP (1) | EP1082733B1 (fr) |
JP (1) | JP3668134B2 (fr) |
CN (1) | CN1142562C (fr) |
AT (1) | ATE236450T1 (fr) |
AU (1) | AU3935399A (fr) |
DE (1) | DE69906513T2 (fr) |
FR (1) | FR2779267B1 (fr) |
TW (1) | TW558469B (fr) |
WO (1) | WO1999062080A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2948688B1 (fr) | 2009-07-31 | 2012-02-03 | Centre Nat Rech Scient | Procede et dispositif de traitement d'un materiau sous l'effet d'un champ magnetique |
WO2012167316A1 (fr) * | 2011-06-10 | 2012-12-13 | Axiflux Holdings Pty Ltd | Moteur/générateur électrique |
CN103031414B (zh) * | 2012-12-28 | 2014-03-05 | 哈尔滨工业大学 | 一种定向凝固钕铁硼磁性合金的制备方法 |
DE102016217138A1 (de) | 2016-09-08 | 2018-03-08 | Robert Bosch Gmbh | Verfahren und zugehörige Schmiedehohlform zur Herstellung eines heißumgeformten Magneten |
WO2018209681A1 (fr) * | 2017-05-19 | 2018-11-22 | Robert Bosch Gmbh | Aimant déformé à chaud et procédé de préparation dudit aimant déformé à chaud |
DE102018105250A1 (de) * | 2018-03-07 | 2019-09-12 | Technische Universität Darmstadt | Verfahren zur Herstellung eines Permanentmagnets oder eines hartmagnetischen Materials |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6136099A (en) * | 1985-08-13 | 2000-10-24 | Seiko Epson Corporation | Rare earth-iron series permanent magnets and method of preparation |
JPH01175207A (ja) * | 1987-12-28 | 1989-07-11 | Seiko Epson Corp | 永久磁石の製造方法 |
FR2648948B1 (fr) * | 1989-06-23 | 1993-12-31 | Baikowski Pierre Synthetique | Procede perfectionne pour la preparation d'aimants permanents a hautes performances a base de neodyme-fer-bore |
US5580396A (en) * | 1990-07-02 | 1996-12-03 | Centre National De La Recherche Scientifique (Cnrs) | Treatment of pulverant magnetic materials and products thus obtained |
JP2580066B2 (ja) * | 1990-08-02 | 1997-02-12 | 富士電気化学株式会社 | 異方性永久磁石 |
JPH0491403A (ja) * | 1990-08-02 | 1992-03-24 | Fuji Elelctrochem Co Ltd | 異方性永久磁石 |
JPH04134806A (ja) * | 1990-09-27 | 1992-05-08 | Seiko Epson Corp | 永久磁石の製造方法 |
WO1992020081A1 (fr) * | 1991-04-25 | 1992-11-12 | Seiko Epson Corporation | Procede de production d'un aimant permanent compose de terres rares |
JPH05135924A (ja) * | 1991-11-14 | 1993-06-01 | Seiko Epson Corp | 希土類永久磁石の製造方法 |
JPH05175027A (ja) * | 1991-12-25 | 1993-07-13 | Aichi Steel Works Ltd | 永久磁石材料 |
US5516371A (en) * | 1994-09-22 | 1996-05-14 | Korea Research Institute Of Standard And Science | Method of manufacturing magnets |
-
1998
- 1998-05-28 FR FR9806745A patent/FR2779267B1/fr not_active Expired - Fee Related
-
1999
- 1999-05-26 CN CNB998088439A patent/CN1142562C/zh not_active Expired - Lifetime
- 1999-05-26 AT AT99922227T patent/ATE236450T1/de not_active IP Right Cessation
- 1999-05-26 US US09/701,286 patent/US6592682B1/en not_active Expired - Lifetime
- 1999-05-26 DE DE69906513T patent/DE69906513T2/de not_active Expired - Lifetime
- 1999-05-26 JP JP2000551403A patent/JP3668134B2/ja not_active Expired - Fee Related
- 1999-05-26 WO PCT/FR1999/001234 patent/WO1999062080A1/fr active IP Right Grant
- 1999-05-26 EP EP99922227A patent/EP1082733B1/fr not_active Expired - Lifetime
- 1999-05-26 AU AU39353/99A patent/AU3935399A/en not_active Abandoned
- 1999-07-26 TW TW088108853A patent/TW558469B/zh active
Also Published As
Publication number | Publication date |
---|---|
CN1142562C (zh) | 2004-03-17 |
JP2002516925A (ja) | 2002-06-11 |
AU3935399A (en) | 1999-12-13 |
TW558469B (en) | 2003-10-21 |
CN1310849A (zh) | 2001-08-29 |
EP1082733A1 (fr) | 2001-03-14 |
DE69906513T2 (de) | 2004-02-19 |
WO1999062080A1 (fr) | 1999-12-02 |
US6592682B1 (en) | 2003-07-15 |
DE69906513D1 (de) | 2003-05-08 |
FR2779267A1 (fr) | 1999-12-03 |
JP3668134B2 (ja) | 2005-07-06 |
EP1082733B1 (fr) | 2003-04-02 |
ATE236450T1 (de) | 2003-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
TP | Transmission of property | ||
ST | Notification of lapse |