CA2034632A1 - Hot worked rare earth-iron-carbon magnets - Google Patents
Hot worked rare earth-iron-carbon magnetsInfo
- Publication number
- CA2034632A1 CA2034632A1 CA 2034632 CA2034632A CA2034632A1 CA 2034632 A1 CA2034632 A1 CA 2034632A1 CA 2034632 CA2034632 CA 2034632 CA 2034632 A CA2034632 A CA 2034632A CA 2034632 A1 CA2034632 A1 CA 2034632A1
- Authority
- CA
- Canada
- Prior art keywords
- iron
- rare earth
- hot worked
- carbon
- magnets
- 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.)
- Granted
Links
- 229910052799 carbon Inorganic materials 0.000 title abstract 2
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- ZWKKPKNPCSTXGA-UHFFFAOYSA-N iron neodymium Chemical compound [Fe].[Fe].[Nd] ZWKKPKNPCSTXGA-UHFFFAOYSA-N 0.000 abstract 1
- XECKBNPXXWFJCN-UHFFFAOYSA-N iron praseodymium Chemical compound [Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Fe].[Pr].[Pr] XECKBNPXXWFJCN-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
- C22C1/0441—Alloys based on intermetallic compounds of the type rare earth - Co, Ni
-
- 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
- H01F1/04—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 metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Anisotropic permanent magnets consisting essentially of RE2TM14C are prepared by hot working suitable iron-neodymium/praseodymium-carbon containing alloys so as to produce deformed fine grains of the above essential magnetic phase.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US622,690 | 1984-06-20 | ||
US48212490A | 1990-02-20 | 1990-02-20 | |
USC.I.P.482,124 | 1990-02-20 | ||
US07/622,690 US5085716A (en) | 1990-02-20 | 1990-12-05 | Hot worked rare earth-iron-carbon magnets |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2034632A1 true CA2034632A1 (en) | 1991-08-21 |
CA2034632C CA2034632C (en) | 1997-05-13 |
Family
ID=27047167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA 2034632 Expired - Fee Related CA2034632C (en) | 1990-02-20 | 1991-01-21 | Hot worked rare earth-iron-carbon magnets |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0443647A1 (en) |
JP (1) | JPH05152119A (en) |
CA (1) | CA2034632C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109695001A (en) * | 2017-10-20 | 2019-04-30 | 鞍钢股份有限公司 | Novel rare earth hot work die steel and preparation method thereof |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5486240A (en) * | 1994-04-25 | 1996-01-23 | Iowa State University Research Foundation, Inc. | Carbide/nitride grain refined rare earth-iron-boron permanent magnet and method of making |
JPH08100201A (en) * | 1994-09-30 | 1996-04-16 | Takeshi Masumoto | Composite ultrafine particles and method for producing the same |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8702992A (en) * | 1987-12-11 | 1989-07-03 | Philips Nv | BORIUM-FREE HARD-MAGNETIC MATERIAL, CONTAINING A MAGNETIC TETRAGONAL PHASE. |
-
1991
- 1991-01-21 CA CA 2034632 patent/CA2034632C/en not_active Expired - Fee Related
- 1991-02-04 EP EP91200208A patent/EP0443647A1/en not_active Withdrawn
- 1991-02-20 JP JP3047668A patent/JPH05152119A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109695001A (en) * | 2017-10-20 | 2019-04-30 | 鞍钢股份有限公司 | Novel rare earth hot work die steel and preparation method thereof |
CN109695001B (en) * | 2017-10-20 | 2020-09-29 | 鞍钢股份有限公司 | A new type of rare earth hot work die steel and preparation method thereof |
Also Published As
Publication number | Publication date |
---|---|
CA2034632C (en) | 1997-05-13 |
JPH05152119A (en) | 1993-06-18 |
JPH0584043B2 (en) | 1993-11-30 |
EP0443647A1 (en) | 1991-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |