FR1148111A - Dispositifs électriques de transmission utilisant des ferrites gyromagnétiques - Google Patents
Dispositifs électriques de transmission utilisant des ferrites gyromagnétiquesInfo
- Publication number
- FR1148111A FR1148111A FR1148111DA FR1148111A FR 1148111 A FR1148111 A FR 1148111A FR 1148111D A FR1148111D A FR 1148111DA FR 1148111 A FR1148111 A FR 1148111A
- Authority
- FR
- France
- Prior art keywords
- transmission devices
- electrical transmission
- gyromagnetic
- ferrites
- gyromagnetic ferrites
- 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
- C04B35/2608—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
- C04B35/2625—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 magnesium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/32—Non-reciprocal transmission devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Magnetic Ceramics (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US500451A US2994045A (en) | 1955-04-11 | 1955-04-11 | Electrical transmission devices utilizing gyromagnetic ferrites |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1148111A true FR1148111A (fr) | 1957-12-04 |
Family
ID=23989471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1148111D Expired FR1148111A (fr) | 1955-04-11 | 1956-03-22 | Dispositifs électriques de transmission utilisant des ferrites gyromagnétiques |
Country Status (4)
Country | Link |
---|---|
US (1) | US2994045A (fr) |
BE (1) | BE546412A (fr) |
FR (1) | FR1148111A (fr) |
GB (1) | GB797566A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1179850B (de) * | 1958-12-29 | 1964-10-15 | Western Electric Co | Verfahren zur Herstellung von Ferrit-Zusammensetzungen |
DE1696446B1 (de) * | 1964-01-20 | 1969-10-23 | Siemens Ag | Ferromagnetischer Ferritkoerper mit einem bei hoher Erregung negativen Temperaturkoeffizienten der Wechselfeldverluste |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL123803C (fr) * | 1961-07-28 | |||
US3403357A (en) * | 1966-04-14 | 1968-09-24 | Hughes Aircraft Co | Switching apparatus for selectively coupling a predetermined number of microwave devices between an input and an output port |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1976230A (en) * | 1930-12-25 | 1934-10-09 | Mitsubishi Electric Corp | Permanent magnet and method of manufacturing same |
US2576456A (en) * | 1946-12-31 | 1951-11-27 | Rca Corp | Materials of high magnetic permeability |
US2644930A (en) * | 1949-03-24 | 1953-07-07 | Gen Precision Lab Inc | Microwave polarization rotating device and coupling network |
NL81425C (fr) * | 1950-05-10 | |||
DE958996C (de) * | 1950-05-27 | 1957-02-28 | Steatite Res Corp | Verfahren zur Herstellung ferromagnetischer, gegebenenfalls geformter Massen |
GB717269A (en) * | 1951-04-09 | 1954-10-27 | Azfa Ag Fuer Photofabrikation | Magnetizable metal oxides |
US2736708A (en) * | 1951-06-08 | 1956-02-28 | Henry L Crowley & Company Inc | Magnetic compositions |
US2719274A (en) * | 1951-07-09 | 1955-09-27 | Gen Precision Lab Inc | Microwave switches |
GB721630A (en) * | 1951-08-29 | 1955-01-12 | Anorgana Gmbh | Method for the production of ª†-fe o of improved magnetic properties |
FR1080515A (fr) * | 1951-12-22 | 1954-12-09 | Philips Nv | Aimant permanent anisotrope |
US2723239A (en) * | 1952-09-29 | 1955-11-08 | Rca Corp | Ferrospinel compositions |
FR1086346A (fr) * | 1953-07-09 | 1955-02-11 | Perfectionnements aux aimants permanents | |
US2860105A (en) * | 1953-12-21 | 1958-11-11 | Philips Corp | Method of manufacturing ferromagnetic cores |
-
0
- BE BE546412D patent/BE546412A/xx unknown
-
1955
- 1955-04-11 US US500451A patent/US2994045A/en not_active Expired - Lifetime
-
1956
- 1956-03-22 FR FR1148111D patent/FR1148111A/fr not_active Expired
- 1956-04-10 GB GB10898/56A patent/GB797566A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1179850B (de) * | 1958-12-29 | 1964-10-15 | Western Electric Co | Verfahren zur Herstellung von Ferrit-Zusammensetzungen |
DE1696446B1 (de) * | 1964-01-20 | 1969-10-23 | Siemens Ag | Ferromagnetischer Ferritkoerper mit einem bei hoher Erregung negativen Temperaturkoeffizienten der Wechselfeldverluste |
Also Published As
Publication number | Publication date |
---|---|
US2994045A (en) | 1961-07-25 |
GB797566A (en) | 1958-07-02 |
BE546412A (fr) |
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