OA00819A - Procédé de fabrication d'un magnétique utilisé comme élément de mémoire et noyau fabriqué par ce procédé. - Google Patents
Procédé de fabrication d'un magnétique utilisé comme élément de mémoire et noyau fabriqué par ce procédé.Info
- Publication number
- OA00819A OA00819A OA50898A OA50898A OA00819A OA 00819 A OA00819 A OA 00819A OA 50898 A OA50898 A OA 50898A OA 50898 A OA50898 A OA 50898A OA 00819 A OA00819 A OA 00819A
- Authority
- OA
- OAPI
- Prior art keywords
- manufacturing
- memory element
- core made
- magnetic used
- magnetic
- 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
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
-
- 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
- C04B35/265—Compositions containing one or more ferrites of the group comprising manganese or zinc and one or more ferrites of the group comprising nickel, copper or cobalt
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
- H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
- H01F10/20—Ferrites
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL228379 | 1958-06-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
OA00819A true OA00819A (fr) | 1967-11-15 |
Family
ID=19751232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
OA50898A OA00819A (fr) | 1958-06-03 | 1964-12-16 | Procédé de fabrication d'un magnétique utilisé comme élément de mémoire et noyau fabriqué par ce procédé. |
Country Status (7)
Country | Link |
---|---|
US (1) | US3188290A (fr) |
CH (1) | CH398824A (fr) |
ES (1) | ES249779A1 (fr) |
FR (1) | FR1226220A (fr) |
GB (1) | GB875600A (fr) |
NL (1) | NL99145C (fr) |
OA (1) | OA00819A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4832870B1 (fr) * | 1963-02-12 | 1973-10-09 | ||
US3424685A (en) * | 1965-03-23 | 1969-01-28 | Itt | High permeability ferromagnetic ferrite materials |
JP3108804B2 (ja) * | 1998-08-19 | 2000-11-13 | ミネベア株式会社 | Mn−Znフェライト |
CN103996521B (zh) * | 2014-05-11 | 2016-05-25 | 沈阳中北通磁科技股份有限公司 | 一种钕铁硼稀土永磁体的真空预烧结方法和设备 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2549089A (en) * | 1948-12-15 | 1951-04-17 | Rca Corp | Mixed ferrite compositions, including lithium ferrite |
US2723238A (en) * | 1952-08-19 | 1955-11-08 | Rca Corp | Manganese zinc ferrospinel compositions, including copper oxide |
FR1084180A (fr) * | 1953-04-01 | 1955-01-17 | Int Standard Electric Corp | Matériaux magnétiques |
NL82276C (fr) * | 1953-12-22 | |||
DE1108605B (de) * | 1954-10-19 | 1961-06-08 | Standard Elektrik Lorenz Ag | Verfahren zur Herstellung von Mangan-Zink-Ferriten |
US2818387A (en) * | 1954-10-28 | 1957-12-31 | Philips Corp | Square loop ferromagnetic material |
FR1120702A (fr) * | 1955-01-28 | 1956-07-11 | Csf | Ferrites mixtes au manganèse et au zinc et procédé de fabrication |
BE548112A (fr) * | 1955-07-01 | |||
US2950251A (en) * | 1955-09-19 | 1960-08-23 | Rca Corp | Magnetic materials having rectangular hysteresis characteristics |
BE551460A (fr) * | 1955-10-04 | |||
BE560877A (fr) * | 1956-09-17 | |||
US3028336A (en) * | 1957-09-25 | 1962-04-03 | Ibm | Cadmium manganese ferrospinel composition |
US2982732A (en) * | 1957-12-30 | 1961-05-02 | Ibm | Ferrite composition containing titanium and nickel |
-
0
- NL NL99145D patent/NL99145C/xx active
-
1959
- 1959-05-27 US US816210A patent/US3188290A/en not_active Expired - Lifetime
- 1959-05-29 GB GB18379/59A patent/GB875600A/en not_active Expired
- 1959-06-01 CH CH7382759A patent/CH398824A/de unknown
- 1959-06-01 ES ES0249779A patent/ES249779A1/es not_active Expired
- 1959-06-02 FR FR796369A patent/FR1226220A/fr not_active Expired
-
1964
- 1964-12-16 OA OA50898A patent/OA00819A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
GB875600A (en) | 1961-08-23 |
ES249779A1 (es) | 1959-10-16 |
FR1226220A (fr) | 1960-07-08 |
US3188290A (en) | 1965-06-08 |
NL99145C (fr) | |
CH398824A (de) | 1966-03-15 |
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