DE1558550B2 - Dauermagnet - Google Patents
DauermagnetInfo
- Publication number
- DE1558550B2 DE1558550B2 DE1967N0030688 DEN0030688A DE1558550B2 DE 1558550 B2 DE1558550 B2 DE 1558550B2 DE 1967N0030688 DE1967N0030688 DE 1967N0030688 DE N0030688 A DEN0030688 A DE N0030688A DE 1558550 B2 DE1558550 B2 DE 1558550B2
- Authority
- DE
- Germany
- Prior art keywords
- casting
- permanent magnet
- elements
- rare earth
- compounds
- 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.)
- Ceased
Links
- 238000005266 casting Methods 0.000 claims description 10
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 8
- 229910052776 Thorium Inorganic materials 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 229910052746 lanthanum Inorganic materials 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 2
- 238000000137 annealing Methods 0.000 claims description 2
- 238000000265 homogenisation Methods 0.000 claims description 2
- 239000006249 magnetic particle Substances 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 238000004663 powder metallurgy Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 230000005415 magnetization Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910004247 CaCu Inorganic materials 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 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
- H01F1/04—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
- H01F1/0555—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together
- H01F1/0557—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 pressed, sintered or bonded together sintered
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6608335A NL6608335A (enrdf_load_html_response) | 1966-06-16 | 1966-06-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1558550A1 DE1558550A1 (de) | 1970-04-09 |
| DE1558550B2 true DE1558550B2 (de) | 1977-06-30 |
Family
ID=19796894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1967N0030688 Ceased DE1558550B2 (de) | 1966-06-16 | 1967-06-13 | Dauermagnet |
Country Status (11)
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1809535C3 (de) * | 1967-11-15 | 1975-09-11 | Matsushita Electric Industrial Co. Ltd., Kadoma, Osaka (Japan) | Dauermagnetlegierung und Verfahren zu ihrer Herstellung |
| US3839102A (en) * | 1967-11-15 | 1974-10-01 | Matsushita Electric Ind Co Ltd | Permanent magnet |
| US3664892A (en) * | 1968-01-31 | 1972-05-23 | Gen Electric | Permanent magnet material powders having superior magnetic characteristics |
| NL6906305A (enrdf_load_html_response) * | 1969-01-24 | 1970-10-27 | ||
| US3625779A (en) * | 1969-08-21 | 1971-12-07 | Gen Electric | Reduction-fusion process for the production of rare earth intermetallic compounds |
| US3956031A (en) * | 1969-12-24 | 1976-05-11 | Texas Instruments Incorporated | Magnetic materials and the formation thereof |
| US3655464A (en) * | 1970-04-30 | 1972-04-11 | Gen Electric | Process of preparing a liquid sintered cobalt-rare earth intermetallic product |
| US3919004A (en) * | 1970-04-30 | 1975-11-11 | Gen Electric | Liquid sintered cobalt-rare earth intermetallic product |
| US3655463A (en) * | 1970-04-30 | 1972-04-11 | Gen Electric | Sintered cobalt-rare earth intermetallic process using solid sintering additive |
| US3652343A (en) * | 1970-09-14 | 1972-03-28 | Gen Electric | Permanent magnet material powders having superior magnetic characteristics |
| US3755007A (en) * | 1971-04-01 | 1973-08-28 | Gen Electric | Stabilized permanent magnet comprising a sintered and quenched body of compacted cobalt-rare earth particles |
| US3905839A (en) * | 1971-12-17 | 1975-09-16 | Gen Electric | Liquid sintered cobalt-rare earth intermetallic product |
| US3919003A (en) * | 1971-12-17 | 1975-11-11 | Gen Electric | Sintered cobalt-rare earth intermetallic product |
| US4003767A (en) * | 1971-12-27 | 1977-01-18 | Bbc Brown Boveri & Company Limited | Procedure for the production of permanent magnetic sinter bodies using a ternary cobalt-lanthanoid compound |
| US3844850A (en) * | 1972-04-17 | 1974-10-29 | Gen Electric | Large grain cobalt-samarium intermetallic permanent magnet material and process |
| US3919002A (en) * | 1972-06-15 | 1975-11-11 | Gen Electric | Sintered cobalt-rare earth intermetallic product |
| US3856579A (en) * | 1972-12-04 | 1974-12-24 | Battelle Development Corp | Sputtered magnetic materials comprising rare-earth metals and method of preparation |
| FR2217430B1 (enrdf_load_html_response) * | 1973-02-09 | 1976-10-08 | Matsushita Electric Ind Co Ltd | |
| JPS5724058B2 (enrdf_load_html_response) * | 1973-11-12 | 1982-05-21 | ||
| US4075042A (en) * | 1973-11-16 | 1978-02-21 | Raytheon Company | Samarium-cobalt magnet with grain growth inhibited SmCo5 crystals |
| FR2295130A1 (fr) * | 1974-08-27 | 1976-07-16 | Aimants Ugimag Sa | Composition pour aimants permanents de la famille " terres-rares - metaux de transition " et procede de fabrication d'un tel aimant |
| US4210471A (en) * | 1976-02-10 | 1980-07-01 | Tdk Electronics, Co., Ltd. | Permanent magnet material and process for producing the same |
| JPS52115000A (en) * | 1976-03-22 | 1977-09-27 | Tdk Corp | Material of permanent magnet |
| US4213803A (en) * | 1976-08-31 | 1980-07-22 | Tdk Electronics Company Limited | R2 Co17 Rare type-earth-cobalt, permanent magnet material and process for producing the same |
| US4370296A (en) * | 1978-03-21 | 1983-01-25 | Fdx Associates, L.P. | Toroidal fusion reactor having ohmic heating coil substantially adjacent toroidal fusion region |
| US4370295A (en) * | 1978-03-21 | 1983-01-25 | Fdx Associates, L.P. | Fusion-fission power generating device having fissile-fertile material within the region of the toroidal field coils generating means |
| JPS601940B2 (ja) * | 1980-08-11 | 1985-01-18 | 富士通株式会社 | 感温素子材料 |
| DE3040342C2 (de) * | 1980-10-25 | 1982-08-12 | Th. Goldschmidt Ag, 4300 Essen | Zur Herstellung eines Dauermagneten geeignete Legierung |
| JPS57100705A (en) * | 1980-12-16 | 1982-06-23 | Seiko Epson Corp | Permanent magnet |
| US5382303A (en) * | 1992-04-13 | 1995-01-17 | Sps Technologies, Inc. | Permanent magnets and methods for their fabrication |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2813789A (en) * | 1952-04-08 | 1957-11-19 | Glaser Louis | Permanent magnet alloys |
| US3102002A (en) * | 1960-03-25 | 1963-08-27 | Univ Pittsburgh | Ferromagnetic materials prepared from lanthanons and transition metals |
| US3326637A (en) * | 1963-12-27 | 1967-06-20 | Ibm | Ferromagnetic intermetallic compounds and method of preparation |
| US3342591A (en) * | 1964-08-31 | 1967-09-19 | Ibm | Ferromagnetic compounds and method of preparation |
| US3421889A (en) * | 1966-01-13 | 1969-01-14 | Us Air Force | Magnetic rare earth-cobalt alloys |
| US3424578A (en) * | 1967-06-05 | 1969-01-28 | Us Air Force | Method of producing permanent magnets of rare earth metals containing co,or mixtures of co,fe and mn |
-
1966
- 1966-06-16 NL NL6608335A patent/NL6608335A/xx unknown
-
1967
- 1967-06-07 US US644101A patent/US3546030A/en not_active Expired - Lifetime
- 1967-06-13 DK DK307367AA patent/DK117970B/da unknown
- 1967-06-13 CH CH832467A patent/CH499857A/de not_active IP Right Cessation
- 1967-06-13 SE SE08322/67A patent/SE332866B/xx unknown
- 1967-06-13 NO NO168582A patent/NO122852B/no unknown
- 1967-06-13 DE DE1967N0030688 patent/DE1558550B2/de not_active Ceased
- 1967-06-13 AT AT549567A patent/AT286657B/de not_active IP Right Cessation
- 1967-06-14 ES ES341762A patent/ES341762A1/es not_active Expired
- 1967-06-15 BE BE700002D patent/BE700002A/xx unknown
- 1967-06-16 GB GB27915/67A patent/GB1187853A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT286657B (de) | 1970-12-28 |
| NL6608335A (enrdf_load_html_response) | 1967-12-18 |
| US3546030A (en) | 1970-12-08 |
| SE332866B (enrdf_load_html_response) | 1971-02-22 |
| ES341762A1 (es) | 1968-10-16 |
| DE1558550A1 (de) | 1970-04-09 |
| BE700002A (enrdf_load_html_response) | 1967-12-15 |
| NO122852B (enrdf_load_html_response) | 1971-08-23 |
| DK117970B (da) | 1970-06-22 |
| GB1187853A (en) | 1970-04-15 |
| CH499857A (de) | 1970-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8235 | Patent refused |