FR1212959A - Ferromagnetic material usable in particular in micrometric wave devices - Google Patents
Ferromagnetic material usable in particular in micrometric wave devicesInfo
- Publication number
- FR1212959A FR1212959A FR1212959DA FR1212959A FR 1212959 A FR1212959 A FR 1212959A FR 1212959D A FR1212959D A FR 1212959DA FR 1212959 A FR1212959 A FR 1212959A
- Authority
- FR
- France
- Prior art keywords
- micrometric
- ferromagnetic material
- wave devices
- material usable
- usable
- 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
- C04B35/2633—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
- C04B35/2608—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
- C04B35/2616—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 lithium
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Magnetic Ceramics (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL221785 | 1957-10-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1212959A true FR1212959A (en) | 1960-03-28 |
Family
ID=19751010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1212959D Expired FR1212959A (en) | 1957-10-21 | 1958-10-20 | Ferromagnetic material usable in particular in micrometric wave devices |
Country Status (7)
Country | Link |
---|---|
US (1) | US3046227A (en) |
BE (1) | BE572208A (en) |
CH (1) | CH407352A (en) |
DE (2) | DE1087962B (en) |
FR (1) | FR1212959A (en) |
GB (1) | GB862135A (en) |
NL (1) | NL95813C (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1323644A (en) * | 1962-02-27 | 1963-04-12 | Lignes Telegraph Telephon | Ferromagnetic materials and processes for their manufacture |
FR1472484A (en) * | 1965-03-25 | 1967-05-24 | ||
DE1276534B (en) * | 1965-05-10 | 1968-08-29 | Philips Patentverwaltung | Process for the production of a ferromagnetic ferrite material with a hexagonal crystal structure |
GB2144114B (en) * | 1983-07-28 | 1986-08-06 | Central Glass Co Ltd | Preparing ferrite of magnetoplumbite structure |
US4778734A (en) * | 1987-02-03 | 1988-10-18 | Ube Industries, Ltd. | Barium ferrite magnetic powder and magnetic recording medium containing the same |
EP0310323B1 (en) * | 1987-09-30 | 1993-08-18 | Kabushiki Kaisha Toshiba | Magnetic powder for high-density magnetic recording and magnetic recording medium using the same |
DE19847272B4 (en) * | 1998-10-07 | 2008-12-11 | Siemens Ag | Method for producing sintered metal cores |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2640813A (en) * | 1948-06-26 | 1953-06-02 | Aladdin Ind Inc | Reaction product of a mixed ferrite and lead titanate |
US2659698A (en) * | 1949-01-03 | 1953-11-17 | Aladdin Ind Inc | Magnetic core and method for manufacturing same |
US2656319A (en) * | 1949-01-03 | 1953-10-20 | Aladdin Ind Inc | Magnetic core composition and method of producing the same |
LU30876A1 (en) * | 1950-09-19 | |||
US2736708A (en) * | 1951-06-08 | 1956-02-28 | Henry L Crowley & Company Inc | Magnetic compositions |
US2847101A (en) * | 1951-11-10 | 1958-08-12 | Basf Ag | Overload releasing magnetic powder-clutch |
BE516395A (en) * | 1951-12-21 | |||
CA525699A (en) * | 1952-02-07 | 1956-05-29 | Albers-Schoenberg Ernst | Ferromagnetic ceramic materials with hysteresis loops of rectangular shape |
BE537450A (en) * | 1954-04-20 | |||
FR1110334A (en) * | 1954-07-13 | 1956-02-10 | Improvements to such ferromagnetic materials |
-
1957
- 1957-10-21 NL NL95813D patent/NL95813C/xx active
-
1958
- 1958-10-17 GB GB33217/58A patent/GB862135A/en not_active Expired
- 1958-10-18 DE DEN15743A patent/DE1087962B/en active Pending
- 1958-10-18 DE DEN15744A patent/DE1095900B/en active Pending
- 1958-10-18 CH CH6517258A patent/CH407352A/en unknown
- 1958-10-20 FR FR1212959D patent/FR1212959A/en not_active Expired
- 1958-10-20 BE BE572208D patent/BE572208A/xx unknown
- 1958-10-20 US US768039A patent/US3046227A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL95813C (en) | 1960-11-15 |
DE1087962B (en) | 1960-08-25 |
US3046227A (en) | 1962-07-24 |
CH407352A (en) | 1966-02-15 |
GB862135A (en) | 1961-03-01 |
BE572208A (en) | 1959-04-20 |
DE1095900B (en) | 1960-12-29 |
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