GB759231A - Improvements in or relating to methods of manufacturing sintered permanent magnets - Google Patents
Improvements in or relating to methods of manufacturing sintered permanent magnetsInfo
- Publication number
- GB759231A GB759231A GB25807/54A GB2580754A GB759231A GB 759231 A GB759231 A GB 759231A GB 25807/54 A GB25807/54 A GB 25807/54A GB 2580754 A GB2580754 A GB 2580754A GB 759231 A GB759231 A GB 759231A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sept
- sintered permanent
- relating
- methods
- suitable material
- 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
- 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
- H01F1/04—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
- 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
-
- 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)
- Power Engineering (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL759231X | 1953-09-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB759231A true GB759231A (en) | 1956-10-17 |
Family
ID=19825369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB25807/54A Expired GB759231A (en) | 1953-09-09 | 1954-09-06 | Improvements in or relating to methods of manufacturing sintered permanent magnets |
Country Status (7)
Country | Link |
---|---|
US (1) | US2892248A (xx) |
BE (1) | BE531693A (xx) |
CH (1) | CH335357A (xx) |
DE (1) | DE972666C (xx) |
FR (1) | FR1114370A (xx) |
GB (1) | GB759231A (xx) |
NL (1) | NL84031C (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3244782A (en) * | 1957-05-17 | 1966-04-05 | Magnetics Inc | Toroidal core pressure forming method |
US3090107A (en) * | 1958-07-24 | 1963-05-21 | Sylvania Electric Prod | Method of making a permanent magnet |
DE1172384B (de) * | 1960-03-03 | 1964-06-18 | Magnetfab Bonn Gmbh | Magnetischer flexibler Schichtkoerper |
US4000004A (en) * | 1972-10-23 | 1976-12-28 | Agency Of Industrial Science & Technology | Electrode for alkaline storage battery and method for manufacture thereof |
NL8002990A (nl) * | 1980-05-23 | 1981-12-16 | Philips Nv | Werkwijze voor het vervaardigen van een anisotrope permanente magneet op oxydebasis. |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1378969A (en) * | 1920-03-22 | 1921-05-24 | Western Electric Co | Method of manufacturing inductance-coils |
US2576679A (en) * | 1939-08-02 | 1951-11-27 | Electro Chimie Metal | Permanent magnet and method of manufacture thereof |
BE516395A (xx) * | 1951-12-21 |
-
0
- NL NL84031D patent/NL84031C/xx active
- BE BE531693D patent/BE531693A/xx unknown
-
1954
- 1954-09-05 DE DEN9435A patent/DE972666C/de not_active Expired
- 1954-09-06 GB GB25807/54A patent/GB759231A/en not_active Expired
- 1954-09-07 FR FR1114370D patent/FR1114370A/fr not_active Expired
- 1954-09-07 CH CH335357D patent/CH335357A/de unknown
- 1954-09-08 US US454853A patent/US2892248A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE972666C (de) | 1959-09-03 |
US2892248A (en) | 1959-06-30 |
FR1114370A (fr) | 1956-04-11 |
NL84031C (xx) | |
BE531693A (xx) | |
CH335357A (de) | 1958-12-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US2762778A (en) | Method of making magneticallyanisotropic permanent magnets | |
ES448998A1 (es) | Procedimiento de fabricacion de imanes anisotropos. | |
JPS6427208A (en) | Cylindrical permanent magnet, motor using same and manufacture thereof | |
JPS6359243B2 (xx) | ||
GB758962A (en) | Improvements in or relating to cylindrical anisotropic permanent magnets | |
US3085291A (en) | Device for manufacturing magnetically anisotropic bodies | |
US2827437A (en) | Method of making a permanent magnet | |
GB759231A (en) | Improvements in or relating to methods of manufacturing sintered permanent magnets | |
US3274303A (en) | Method and apparatus for making magnetically anisotropic permanent magnets | |
GB953106A (en) | Improvements in or relating to visual indicating devices | |
GB941168A (en) | Improvements in or relating to the manufacture of anisotropic permanent-magnetic bodies | |
GB1226698A (xx) | ||
GB1358423A (en) | Process and apparatus for the preparation of anisotropic permanent magnets | |
GB1412890A (xx) | ||
GB995375A (en) | Methods of making ferrite magnets | |
GB758320A (en) | Improvements in or relating to non-metallic magnetic material and its process of manufacture | |
GB818293A (en) | Improvements in or relating to permanent magnets | |
GB789099A (en) | Improvements in or relating to a method of producing magnetic cores | |
GB783237A (en) | Improvements in or relating to methods of manufacturing permanent magnets and permanent magnets manufactured by carrying out these methods | |
GB719004A (en) | Improvements in or relating to the manufacture of permanent magnets | |
CS213928B1 (en) | Method of manufacturing anisotropic permanent magnets | |
SU910360A2 (ru) | Устройство дл прессовани порошков магнитно-твердых материалов | |
GB882712A (en) | Material with permanent magnetic properties | |
US3420777A (en) | Procedure for producing a ferrite,especially adequate for use in pulse relay cores | |
AU143620B2 (en) | Improvements in or relating toa method of manufacturing magnetically anisotropic permanent magnets, a magnet and television receiving apparatus |