GB1364953A - Sintered permanent magnet materials - Google Patents
Sintered permanent magnet materialsInfo
- Publication number
- GB1364953A GB1364953A GB3908972A GB3908972A GB1364953A GB 1364953 A GB1364953 A GB 1364953A GB 3908972 A GB3908972 A GB 3908972A GB 3908972 A GB3908972 A GB 3908972A GB 1364953 A GB1364953 A GB 1364953A
- Authority
- GB
- United Kingdom
- Prior art keywords
- oxides
- ferrite
- substituted
- sintering
- barium
- 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
- 229910052785 arsenic Inorganic materials 0.000 abstract 4
- 229910052787 antimony Inorganic materials 0.000 abstract 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract 3
- 238000005245 sintering Methods 0.000 abstract 3
- 229910000859 α-Fe Inorganic materials 0.000 abstract 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 229910052788 barium Inorganic materials 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 230000001590 oxidative effect Effects 0.000 abstract 2
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical group [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 229910052712 strontium Inorganic materials 0.000 abstract 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 abstract 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical group [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 abstract 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical group [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 abstract 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 230000006735 deficit Effects 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 229910052745 lead Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 125000004430 oxygen atom Chemical group O* 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 238000002360 preparation method Methods 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Magnetic Ceramics (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2143718A DE2143718C3 (de) | 1971-09-01 | 1971-09-01 | Verfahren zur Herstellung von Dauermagnetwerkstoffen aus Ferriten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1364953A true GB1364953A (en) | 1974-08-29 |
Family
ID=5818335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3908972A Expired GB1364953A (en) | 1971-09-01 | 1972-08-22 | Sintered permanent magnet materials |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3846323A (https=) |
| JP (1) | JPS4835398A (https=) |
| AT (1) | AT329291B (https=) |
| CH (1) | CH568644A5 (https=) |
| DE (1) | DE2143718C3 (https=) |
| FR (1) | FR2151065B1 (https=) |
| GB (1) | GB1364953A (https=) |
| IT (1) | IT964392B (https=) |
| NL (1) | NL7211869A (https=) |
| SE (1) | SE388068B (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5314675B2 (https=) * | 1973-07-27 | 1978-05-19 | ||
| JPS5364797A (en) * | 1976-11-24 | 1978-06-09 | Tdk Corp | Rubber, plastic magnet and magnetic powder for them |
| DE3265738D1 (en) * | 1981-04-07 | 1985-10-03 | Lucas Ind Plc | Oxygen sensors |
| US5167559A (en) * | 1991-05-14 | 1992-12-01 | Power Fardy Stephen N | Mechanized brim/visor display device |
| EP2453449B1 (en) * | 2009-07-08 | 2016-02-17 | TDK Corporation | Ferrite magnetic material |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2900344A (en) * | 1953-07-29 | 1959-08-18 | Philips Corp | Making anisotropic permanent magnets |
| BE537450A (https=) * | 1954-04-20 | |||
| GB1216675A (en) * | 1967-06-02 | 1970-12-23 | Lucas Industries Ltd | Permanent magnet material having strontium ferrite base |
-
1971
- 1971-09-01 DE DE2143718A patent/DE2143718C3/de not_active Expired
-
1972
- 1972-08-18 AT AT715072A patent/AT329291B/de not_active IP Right Cessation
- 1972-08-22 CH CH1210972A patent/CH568644A5/xx not_active IP Right Cessation
- 1972-08-22 GB GB3908972A patent/GB1364953A/en not_active Expired
- 1972-08-25 US US00283702A patent/US3846323A/en not_active Expired - Lifetime
- 1972-08-31 IT IT28669/72A patent/IT964392B/it active
- 1972-08-31 NL NL7211869A patent/NL7211869A/xx not_active Application Discontinuation
- 1972-08-31 SE SE7211283A patent/SE388068B/xx unknown
- 1972-08-31 JP JP47086752A patent/JPS4835398A/ja active Pending
- 1972-08-31 FR FR7231024A patent/FR2151065B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3846323A (en) | 1974-11-05 |
| DE2143718C3 (de) | 1978-08-17 |
| AT329291B (de) | 1976-05-10 |
| IT964392B (it) | 1974-01-21 |
| JPS4835398A (https=) | 1973-05-24 |
| SE388068B (sv) | 1976-09-20 |
| ATA715072A (de) | 1975-07-15 |
| FR2151065B1 (https=) | 1976-05-21 |
| DE2143718A1 (de) | 1973-03-08 |
| NL7211869A (https=) | 1973-03-05 |
| FR2151065A1 (https=) | 1973-04-13 |
| DE2143718B2 (de) | 1977-12-15 |
| CH568644A5 (https=) | 1975-10-31 |
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| JPS58156575A (ja) | 酸化物永久磁石の製造方法 | |
| GB1216675A (en) | Permanent magnet material having strontium ferrite base | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 435 | Patent endorsed 'licences of right' on the date specified (sect. 35/1949) | ||
| PCNP | Patent ceased through non-payment of renewal fee |