AT248573B - Verfahren zur Herstellung eines magnetisch anisotropen Dauermagnetkörpers - Google Patents
Verfahren zur Herstellung eines magnetisch anisotropen DauermagnetkörpersInfo
- Publication number
- AT248573B AT248573B AT504862A AT504862A AT248573B AT 248573 B AT248573 B AT 248573B AT 504862 A AT504862 A AT 504862A AT 504862 A AT504862 A AT 504862A AT 248573 B AT248573 B AT 248573B
- Authority
- AT
- Austria
- Prior art keywords
- production
- permanent magnet
- magnet body
- magnetically anisotropic
- anisotropic permanent
- Prior art date
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
-
- 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
- C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
- C04B35/2633—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing barium, strontium or calcium
-
- 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
-
- 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
- H01F1/086—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 sintered
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/58—Processes of forming magnets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
- Y10T29/49076—From comminuted material
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US120377A US3114715A (en) | 1961-06-28 | 1961-06-28 | Method of manufacturing an anisotropic ferromagnetic body |
Publications (1)
Publication Number | Publication Date |
---|---|
AT248573B true AT248573B (de) | 1966-08-10 |
Family
ID=22389891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT504862A AT248573B (de) | 1961-06-28 | 1962-06-25 | Verfahren zur Herstellung eines magnetisch anisotropen Dauermagnetkörpers |
Country Status (6)
Country | Link |
---|---|
US (1) | US3114715A (de) |
AT (1) | AT248573B (de) |
CH (1) | CH428968A (de) |
DE (1) | DE1639547B1 (de) |
DK (1) | DK110085C (de) |
GB (1) | GB941168A (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1050721A (de) * | 1962-08-09 | |||
DE1205617B (de) * | 1964-02-14 | 1965-11-25 | Deutsche Edelstahlwerke Ag | Verfahren und Vorrichtung zum UEberwachen der Staerke eines Magnetfeldes |
US4243697A (en) * | 1979-03-14 | 1981-01-06 | The United States Of America As Represented By The Secretary Of The Air Force | Self biased ferrite resonators |
US4533407A (en) * | 1981-03-30 | 1985-08-06 | The Charles Stark Draper Laboratory, Inc. | Radial orientation rare earth-cobalt magnet rings |
US4457851A (en) * | 1981-12-29 | 1984-07-03 | Hitachi Metals, Ltd. | Ferrite magnet and method of producing same |
USRE34229E (en) * | 1982-12-02 | 1993-04-20 | Hitachi Metals, Ltd. | Cylindrical permanent magnet and method of manufacturing |
US4547758A (en) * | 1982-12-02 | 1985-10-15 | Hitachi Metals, Ltd. | Cylindrical permanent magnet and method of manufacturing |
JPS59216453A (ja) * | 1983-05-20 | 1984-12-06 | Hitachi Metals Ltd | 円筒状永久磁石の製造方法 |
CN115010478B (zh) * | 2022-07-06 | 2023-09-26 | 横店集团东磁股份有限公司 | 一种异性干压铁氧体及其制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2435227A (en) * | 1942-08-25 | 1948-02-03 | Nasa | Method and apparatus for producing articles from powdered materials |
GB614788A (en) * | 1946-07-30 | 1948-12-22 | Swift Levick & Sons Ltd | Improvements in or relating to the production of permanent magnets |
GB758320A (en) * | 1953-11-30 | 1956-10-03 | Csf | Improvements in or relating to non-metallic magnetic material and its process of manufacture |
US3073732A (en) * | 1959-03-23 | 1963-01-15 | U S Plastic And Chemical Corp | Plastic articles and method of producing same |
US2984871A (en) * | 1959-06-04 | 1961-05-23 | Steatite Res Corp | Dry process molding of hard ferrite powders |
US2984866A (en) * | 1959-06-04 | 1961-05-23 | Steatite Res Corp | Process and apparatus for filling and orienting dry, hard ferromagnetic powders into molds |
US2999271A (en) * | 1960-08-30 | 1961-09-12 | Gen Electric | Magnetic material |
-
1961
- 1961-06-28 US US120377A patent/US3114715A/en not_active Expired - Lifetime
-
1962
- 1962-06-25 AT AT504862A patent/AT248573B/de active
- 1962-06-25 CH CH762762A patent/CH428968A/de unknown
- 1962-06-25 GB GB24331/62A patent/GB941168A/en not_active Expired
- 1962-06-25 DE DE19621639547 patent/DE1639547B1/de active Pending
- 1962-06-25 DK DK282662AA patent/DK110085C/da active
Also Published As
Publication number | Publication date |
---|---|
DK110085C (da) | 1968-10-07 |
CH428968A (de) | 1967-01-31 |
US3114715A (en) | 1963-12-17 |
GB941168A (en) | 1963-11-06 |
DE1639547B1 (de) | 1969-09-18 |
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