AT366020B - Verfahren zur herstellung von ferritpulvern - Google Patents
Verfahren zur herstellung von ferritpulvernInfo
- Publication number
- AT366020B AT366020B AT0095979A AT95979A AT366020B AT 366020 B AT366020 B AT 366020B AT 0095979 A AT0095979 A AT 0095979A AT 95979 A AT95979 A AT 95979A AT 366020 B AT366020 B AT 366020B
- Authority
- AT
- Austria
- Prior art keywords
- ferrite powders
- producing ferrite
- producing
- powders
- ferrite
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000000843 powder Substances 0.000 title 1
- 229910000859 α-Fe Inorganic materials 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
- C04B35/2683—Other ferrites containing alkaline earth metals or lead
-
- 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
- H01F1/117—Flexible bodies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87635578A | 1978-02-09 | 1978-02-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA95979A ATA95979A (de) | 1981-07-15 |
| AT366020B true AT366020B (de) | 1982-03-10 |
Family
ID=25367516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0095979A AT366020B (de) | 1978-02-09 | 1979-02-08 | Verfahren zur herstellung von ferritpulvern |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0003710B1 (de) |
| JP (1) | JPS54116399A (de) |
| AT (1) | AT366020B (de) |
| BE (1) | BE874057A (de) |
| BR (1) | BR7900713A (de) |
| CA (1) | CA1135081A (de) |
| CH (1) | CH640667A5 (de) |
| DE (1) | DE2960466D1 (de) |
| ES (1) | ES477487A1 (de) |
| IN (1) | IN150524B (de) |
| IT (1) | IT1110398B (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5827212B2 (ja) * | 1979-06-08 | 1983-06-08 | 同和鉱業株式会社 | ６方晶フエライトの乾式製造法 |
| FR3000835B1 (fr) * | 2013-01-10 | 2015-02-20 | Commissariat Energie Atomique | Procede de fabrication d'aimants permanents par utilisation d'un fluide supercritique tel que le co2 supercritique |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1022969A (en) * | 1963-10-14 | 1966-03-16 | Rola Company Australia Proprie | Method of producing a permanent magnet material |
| GB1286468A (en) * | 1968-11-06 | 1972-08-23 | Plessey Co Ltd | Improvements in or relating to magnetic materials |
| CA933344A (en) * | 1970-07-02 | 1973-09-11 | General Motors Corporation | Magnetically-anisotropic permanent magnets and method of making same |
| ES393853A1 (es) * | 1970-08-12 | 1973-08-16 | Minnesota Mining & Mfg | Procedimiento para fabricar particulas de ferrita de bario. |
| US3853975A (en) * | 1972-03-13 | 1974-12-10 | Shell Oil Co | Ceramic production |
| JPS5549030B2 (de) * | 1972-10-27 | 1980-12-09 |
-
1979
- 1979-01-10 IN IN016/DEL/79A patent/IN150524B/en unknown
- 1979-02-02 EP EP79420006A patent/EP0003710B1/de not_active Expired
- 1979-02-02 DE DE7979420006T patent/DE2960466D1/de not_active Expired
- 1979-02-02 CH CH101379A patent/CH640667A5/fr not_active IP Right Cessation
- 1979-02-06 ES ES477487A patent/ES477487A1/es not_active Expired
- 1979-02-06 BR BR7900713A patent/BR7900713A/pt unknown
- 1979-02-06 JP JP1272979A patent/JPS54116399A/ja active Granted
- 1979-02-07 IT IT19973/79A patent/IT1110398B/it active
- 1979-02-08 AT AT0095979A patent/AT366020B/de not_active IP Right Cessation
- 1979-02-08 CA CA000321097A patent/CA1135081A/fr not_active Expired
- 1979-02-09 BE BE0/193367A patent/BE874057A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH640667A5 (fr) | 1984-01-13 |
| EP0003710A1 (de) | 1979-08-22 |
| ATA95979A (de) | 1981-07-15 |
| IN150524B (de) | 1982-11-06 |
| CA1135081A (fr) | 1982-11-09 |
| ES477487A1 (es) | 1979-10-16 |
| BE874057A (fr) | 1979-08-09 |
| BR7900713A (pt) | 1979-09-04 |
| JPS5632257B2 (de) | 1981-07-27 |
| IT1110398B (it) | 1985-12-23 |
| JPS54116399A (en) | 1979-09-10 |
| IT7919973A0 (it) | 1979-02-07 |
| DE2960466D1 (en) | 1981-10-22 |
| EP0003710B1 (de) | 1981-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee | ||
| UEP | Publication of translation of european patent specification |