GB981143A - Ferromagnetic ferrite materials for use at microwave frequencies - Google Patents
Ferromagnetic ferrite materials for use at microwave frequenciesInfo
- Publication number
- GB981143A GB981143A GB626363A GB626363A GB981143A GB 981143 A GB981143 A GB 981143A GB 626363 A GB626363 A GB 626363A GB 626363 A GB626363 A GB 626363A GB 981143 A GB981143 A GB 981143A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sintering
- tio
- components
- hours
- niofe
- 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
- 239000000463 material Substances 0.000 title abstract 4
- 230000005294 ferromagnetic effect Effects 0.000 title abstract 2
- 229910000859 α-Fe Inorganic materials 0.000 title abstract 2
- 238000005245 sintering Methods 0.000 abstract 4
- 229910010413 TiO 2 Inorganic materials 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- 239000013078 crystal Substances 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 150000002739 metals Chemical class 0.000 abstract 2
- 229910052596 spinel Inorganic materials 0.000 abstract 2
- 239000011029 spinel Substances 0.000 abstract 2
- 239000010936 titanium Substances 0.000 abstract 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- 239000000470 constituent Substances 0.000 abstract 1
- 230000005291 magnetic effect Effects 0.000 abstract 1
- 229910044991 metal oxide Inorganic materials 0.000 abstract 1
- 150000004706 metal oxides Chemical class 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000010363 phase shift Effects 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000010583 slow cooling Methods 0.000 abstract 1
- 239000006104 solid solution Substances 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
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
-
- 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
-
- 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
- C04B35/265—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
- 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR888809A FR1323583A (fr) | 1962-02-22 | 1962-02-22 | Matériaux ferromagnétiques et méthodes de fabrication |
| FR922334A FR1354231A (fr) | 1962-02-22 | 1963-01-23 | Matériaux ferromagnétiques et méthodes de fabrication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB981143A true GB981143A (en) | 1965-01-20 |
Family
ID=26194494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB626363A Expired GB981143A (en) | 1962-02-22 | 1963-02-15 | Ferromagnetic ferrite materials for use at microwave frequencies |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE628751A (enrdf_load_stackoverflow) |
| CH (1) | CH448294A (enrdf_load_stackoverflow) |
| FR (2) | FR1323583A (enrdf_load_stackoverflow) |
| GB (1) | GB981143A (enrdf_load_stackoverflow) |
| NL (1) | NL289192A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1430189A (fr) * | 1964-12-29 | 1966-03-04 | Lignes Telegraph Telephon | Matériaux ferromagnétiques et procédés pour leur fabrication |
| DE1276534B (de) * | 1965-05-10 | 1968-08-29 | Philips Patentverwaltung | Verfahren zur Herstellung eines ferromagnetischen Ferritmaterials mit hexagonaler Kristallstruktur |
-
1962
- 1962-02-22 FR FR888809A patent/FR1323583A/fr not_active Expired
-
1963
- 1963-01-23 FR FR922334A patent/FR1354231A/fr not_active Expired
- 1963-02-15 GB GB626363A patent/GB981143A/en not_active Expired
- 1963-02-19 NL NL289192D patent/NL289192A/xx unknown
- 1963-02-22 CH CH227063A patent/CH448294A/de unknown
- 1963-02-22 BE BE628751D patent/BE628751A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH448294A (de) | 1967-12-15 |
| BE628751A (enrdf_load_stackoverflow) | 1963-08-22 |
| FR1323583A (fr) | 1963-04-12 |
| FR1354231A (fr) | 1964-03-06 |
| NL289192A (enrdf_load_stackoverflow) | 1965-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB904090A (en) | Improvements in or relating to ferrite compositions | |
| GB1266787A (enrdf_load_stackoverflow) | ||
| GB718204A (en) | Ferromagnetic ferrite materials | |
| GB981143A (en) | Ferromagnetic ferrite materials for use at microwave frequencies | |
| GB679349A (en) | Improvements in and relating to magnetically soft mixed ferrite materials | |
| GB747737A (en) | Improvements in or relating to methods of manufacturing non-metallic permanent magnets | |
| GB823971A (en) | Improvements in or relating to ferromagnetic ferrite materials | |
| GB862135A (en) | Improvements in or relating to ferromagnetic materials, more particularly for use inmicro-wave equipment | |
| GB862821A (en) | Improvements in or relating to methods of manufacturing bodies of ferromagnetic materials | |
| GB1105788A (en) | Improvements relating to ferrimagnetic materials | |
| GB1070510A (en) | Ferromagnetic materials and processes for their manufacture | |
| GB759245A (en) | Improvements in or relating to methods of manufacturing non-metallic magnetic cores having a substantially rectangular hysteresis loop | |
| GB979953A (en) | Ferromagnetic ferrite materials and methods of fabrication for use at microwave frequencies | |
| GB1066453A (en) | Ferrimagnetic compositions | |
| GB763494A (en) | Improvements in or relating to magnetic ferrites | |
| GB1304237A (enrdf_load_stackoverflow) | ||
| GB760799A (en) | Improvements in or relating to magnetic ceramic materials | |
| GB988836A (en) | Improvements in or relating to permanent magnet materials | |
| GB1086406A (en) | Improvements relating to ferrimagnetic material | |
| GB833007A (en) | Improvements in or relating to ferromagnetic materials, more particularly for ferromagnetic bodies for use at frequencies of at least 50 mc/s, methods of manufacturing such materials and ferromagnetic bodies consisting of such materials | |
| GB1027042A (en) | Improvements in or relating to ferrimagnetic garnet materials | |
| GB789099A (en) | Improvements in or relating to a method of producing magnetic cores | |
| GB1364953A (en) | Sintered permanent magnet materials | |
| JPS5620140A (en) | Permanent magnet material | |
| SU555448A1 (ru) | Марганец-цинковый феррит |