GB1269236A - Improvements in permanent magnet material powders having superior magnetic characteristics and method for their production - Google Patents
Improvements in permanent magnet material powders having superior magnetic characteristics and method for their productionInfo
- Publication number
- GB1269236A GB1269236A GB2478569A GB2478569A GB1269236A GB 1269236 A GB1269236 A GB 1269236A GB 2478569 A GB2478569 A GB 2478569A GB 2478569 A GB2478569 A GB 2478569A GB 1269236 A GB1269236 A GB 1269236A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ferrites
- hcl
- acid
- production
- permanent magnet
- 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
- 239000000843 powder Substances 0.000 title abstract 2
- 239000000463 material Substances 0.000 title 1
- 229910000859 α-Fe Inorganic materials 0.000 abstract 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 2
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 abstract 1
- 229910001047 Hard ferrite Inorganic materials 0.000 abstract 1
- 229910052788 barium Inorganic materials 0.000 abstract 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 abstract 1
- QPJSUIGXIBEQAC-UHFFFAOYSA-N n-(2,4-dichloro-5-propan-2-yloxyphenyl)acetamide Chemical compound CC(C)OC1=CC(NC(C)=O)=C(Cl)C=C1Cl QPJSUIGXIBEQAC-UHFFFAOYSA-N 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 229910052712 strontium Inorganic materials 0.000 abstract 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/10—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
- H01F1/11—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles
-
- 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)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73007068A | 1968-05-17 | 1968-05-17 | |
| US81648369A | 1969-04-16 | 1969-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1269236A true GB1269236A (en) | 1972-04-06 |
Family
ID=27111989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2478569A Expired GB1269236A (en) | 1968-05-17 | 1969-05-15 | Improvements in permanent magnet material powders having superior magnetic characteristics and method for their production |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE1925056A1 (enExample) |
| FR (1) | FR2008789A1 (enExample) |
| GB (1) | GB1269236A (enExample) |
| NL (1) | NL6907479A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7412288A (nl) * | 1974-09-17 | 1976-03-19 | Philips Nv | Werkwijze ter vervaardiging van een magneet- lichaam. |
-
1969
- 1969-05-14 NL NL6907479A patent/NL6907479A/xx unknown
- 1969-05-15 GB GB2478569A patent/GB1269236A/en not_active Expired
- 1969-05-16 FR FR6915943A patent/FR2008789A1/fr not_active Withdrawn
- 1969-05-16 DE DE19691925056 patent/DE1925056A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1925056A1 (de) | 1969-11-27 |
| NL6907479A (enExample) | 1969-11-19 |
| FR2008789A1 (enExample) | 1970-01-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB747724A (en) | Improvements in or relating to non-metallic permanent magnets | |
| Robinson | Powerful New Magnet Material Found: Several groups in Japan and the United States independently hit upon the same iron-based compound, which is already going to market | |
| US3607220A (en) | Method of preparing a magnetically stable powder consisting mainly of iron for magnetic recording | |
| GB1269236A (en) | Improvements in permanent magnet material powders having superior magnetic characteristics and method for their production | |
| ES386582A1 (es) | Un metodo de fabricar un cuerpo permanentemente magnetiza- ble. | |
| GB941168A (en) | Improvements in or relating to the manufacture of anisotropic permanent-magnetic bodies | |
| GB739069A (en) | Improvements in or relating to methods of manufacturing magnetic ferrites | |
| US2892248A (en) | Method of manufacturing sintered permanent magnets | |
| US3372123A (en) | Method for manufacturing lithiumnickel-manganese ferrite magnetic memory cores | |
| GB1060598A (en) | Ferromagnetic cores and processes for the preparation thereof | |
| US3387918A (en) | Treatment of metallic ferrites | |
| GB1210332A (en) | Improvements in permanent magnet material powders having superior magnetic characteristics and method of making them | |
| Micheli | Preparation of lithium ferrites by coprecipitation | |
| US2962345A (en) | Fluorine-containing ferromagnetic material | |
| GB1412890A (enExample) | ||
| GB1292735A (en) | Method of manufacturing a sintered ferromagnetic ferrite body | |
| GB1356396A (en) | Permanent magnet material having a strontium ferrite base | |
| GB1097235A (en) | Oriented-ferrite bodies for permanent magnets | |
| Lakshman et al. | Absorption spectrum of VO2+ in Na2Zn (SO4) 2· 4H2O single crystals | |
| US3003967A (en) | Method for increasing the effective permeability of manganese ferrites | |
| GB959643A (enExample) | ||
| GB883291A (en) | Improvements in or relating to ferromagnetic ferrite cores | |
| GB1462305A (en) | High frequency magnetic materials | |
| Jacobson et al. | Sintered AlNiCo and Ferrite Magnets | |
| GB902784A (en) | Ferrite material containing fluorine |