FR3000835B1 - Procede de fabrication d'aimants permanents par utilisation d'un fluide supercritique tel que le co2 supercritique - Google Patents
Procede de fabrication d'aimants permanents par utilisation d'un fluide supercritique tel que le co2 supercritiqueInfo
- Publication number
- FR3000835B1 FR3000835B1 FR1350200A FR1350200A FR3000835B1 FR 3000835 B1 FR3000835 B1 FR 3000835B1 FR 1350200 A FR1350200 A FR 1350200A FR 1350200 A FR1350200 A FR 1350200A FR 3000835 B1 FR3000835 B1 FR 3000835B1
- Authority
- FR
- France
- Prior art keywords
- supercritical
- permanent magnets
- producing permanent
- supercritical fluid
- fluid
- 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
- 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
-
- 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
- H01F1/06—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 in the form of particles, e.g. powder
- H01F1/08—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 in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/083—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 in the form of particles, e.g. powder pressed, sintered, or bound together in a bonding agent
-
- 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
- H01F1/10—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
- H01F1/11—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
- H01F1/113—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 non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles in a bonding agent
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Hard Magnetic Materials (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1350200A FR3000835B1 (fr) | 2013-01-10 | 2013-01-10 | Procede de fabrication d'aimants permanents par utilisation d'un fluide supercritique tel que le co2 supercritique |
PCT/FR2013/053033 WO2014108609A1 (fr) | 2013-01-10 | 2013-12-11 | Procede de fabrication d'aimants permanents par utilisation d'un fluide supercritique tel que le co2 supercritique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1350200A FR3000835B1 (fr) | 2013-01-10 | 2013-01-10 | Procede de fabrication d'aimants permanents par utilisation d'un fluide supercritique tel que le co2 supercritique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3000835A1 FR3000835A1 (fr) | 2014-07-11 |
FR3000835B1 true FR3000835B1 (fr) | 2015-02-20 |
Family
ID=48224957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1350200A Expired - Fee Related FR3000835B1 (fr) | 2013-01-10 | 2013-01-10 | Procede de fabrication d'aimants permanents par utilisation d'un fluide supercritique tel que le co2 supercritique |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR3000835B1 (fr) |
WO (1) | WO2014108609A1 (fr) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IN150524B (fr) * | 1978-02-09 | 1982-11-06 | Aimants Ugimag Sa | |
US6872325B2 (en) * | 2002-09-09 | 2005-03-29 | General Electric Company | Polymeric resin bonded magnets |
JP2008283142A (ja) | 2007-05-14 | 2008-11-20 | Seiko Instruments Inc | 希土類ボンド磁石の製造方法 |
JP4685893B2 (ja) * | 2008-03-31 | 2011-05-18 | Tdk株式会社 | 焼結磁石の製造方法 |
EP2555209B1 (fr) * | 2010-03-31 | 2018-11-14 | TDK Corporation | Aimant fritté et procédé de fabrication d'aimant fritté |
FR2970194B1 (fr) * | 2011-01-06 | 2012-12-28 | Commissariat Energie Atomique | Melange maitre pour le moulage par injection de poudre ceramique ou metallique et methode pour sa preparation |
-
2013
- 2013-01-10 FR FR1350200A patent/FR3000835B1/fr not_active Expired - Fee Related
- 2013-12-11 WO PCT/FR2013/053033 patent/WO2014108609A1/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
FR3000835A1 (fr) | 2014-07-11 |
WO2014108609A1 (fr) | 2014-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
ST | Notification of lapse |
Effective date: 20180928 |