GB1415918A - Large grain cobalt-samarium intermetallic permanent magnet material stabilized with zinc and process - Google Patents
Large grain cobalt-samarium intermetallic permanent magnet material stabilized with zinc and processInfo
- Publication number
- GB1415918A GB1415918A GB1399873A GB1399873A GB1415918A GB 1415918 A GB1415918 A GB 1415918A GB 1399873 A GB1399873 A GB 1399873A GB 1399873 A GB1399873 A GB 1399873A GB 1415918 A GB1415918 A GB 1415918A
- Authority
- GB
- United Kingdom
- Prior art keywords
- particles
- zinc
- samarium
- intermetallic
- 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
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title abstract 2
- 239000011701 zinc Substances 0.000 title abstract 2
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 title 1
- 239000000463 material Substances 0.000 title 1
- 229910052725 zinc Inorganic materials 0.000 title 1
- 239000002245 particle Substances 0.000 abstract 6
- 238000005266 casting Methods 0.000 abstract 2
- 229910020710 Co—Sm Inorganic materials 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 238000000137 annealing Methods 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 229920001971 elastomer Polymers 0.000 abstract 1
- 239000000806 elastomer Substances 0.000 abstract 1
- 239000006249 magnetic particle Substances 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000001993 wax Substances 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
- H01F1/04—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
- H01F1/06—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 in the form of particles, e.g. powder
-
- 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
- H01F1/0551—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0552—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 in the form of particles, e.g. rapid quenched powders or ribbon flakes with a protective layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00244423A US3811962A (en) | 1972-04-17 | 1972-04-17 | Large grain cobalt-samarium intermetallic permanent magnet material stabilized with zinc and process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1415918A true GB1415918A (en) | 1975-12-03 |
Family
ID=22922705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1399873A Expired GB1415918A (en) | 1972-04-17 | 1973-03-22 | Large grain cobalt-samarium intermetallic permanent magnet material stabilized with zinc and process |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3811962A (enExample) |
| JP (1) | JPS5722961B2 (enExample) |
| BE (1) | BE798260A (enExample) |
| CA (1) | CA985068A (enExample) |
| DE (1) | DE2319007A1 (enExample) |
| ES (1) | ES413773A1 (enExample) |
| FR (1) | FR2180897B1 (enExample) |
| GB (1) | GB1415918A (enExample) |
| IT (1) | IT982726B (enExample) |
| NL (1) | NL7304872A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10046334B2 (en) | 2012-03-30 | 2018-08-14 | Rsr Technologies, Inc. | Magnetic separation of electrochemical cell materials |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA990772A (en) * | 1973-09-24 | 1976-06-08 | Canadian General Electric Company Limited | Permanent magnet field structure for dynamoelectric machines |
| JPS57100705A (en) * | 1980-12-16 | 1982-06-23 | Seiko Epson Corp | Permanent magnet |
| DK111582A (da) * | 1982-03-12 | 1983-09-13 | Niro Atomizer As | Hoejgradient magnetisk separator |
| JPS5965832U (ja) * | 1982-10-25 | 1984-05-02 | セイレイ工業株式会社 | トラクタの主変速レバ−枢支部におけるジヤバラ状ブ−ツのエア−抜き孔構造 |
| US5186765A (en) * | 1989-07-31 | 1993-02-16 | Kabushiki Kaisha Toshiba | Cold accumulating material and method of manufacturing the same |
| US20150310971A1 (en) * | 2014-04-25 | 2015-10-29 | United Technologies Corporation | Magnetic material and method therefor |
-
1972
- 1972-04-17 US US00244423A patent/US3811962A/en not_active Expired - Lifetime
-
1973
- 1973-03-22 GB GB1399873A patent/GB1415918A/en not_active Expired
- 1973-04-03 CA CA167,806A patent/CA985068A/en not_active Expired
- 1973-04-06 NL NL7304872A patent/NL7304872A/xx unknown
- 1973-04-06 IT IT22651/73A patent/IT982726B/it active
- 1973-04-14 DE DE2319007A patent/DE2319007A1/de not_active Withdrawn
- 1973-04-16 ES ES413773A patent/ES413773A1/es not_active Expired
- 1973-04-16 BE BE130048A patent/BE798260A/xx unknown
- 1973-04-16 JP JP4229973A patent/JPS5722961B2/ja not_active Expired
- 1973-04-17 FR FR7313924A patent/FR2180897B1/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10046334B2 (en) | 2012-03-30 | 2018-08-14 | Rsr Technologies, Inc. | Magnetic separation of electrochemical cell materials |
| US11103880B2 (en) | 2012-03-30 | 2021-08-31 | Rsr Technologies, Inc. | Magnetic separation of electrochemical cell materials |
| US11919010B2 (en) | 2012-03-30 | 2024-03-05 | Rsr Technologies, Inc. | Magnetic separation of electrochemical cell materials |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5722961B2 (enExample) | 1982-05-15 |
| CA985068A (en) | 1976-03-09 |
| US3811962A (en) | 1974-05-21 |
| JPS4920694A (enExample) | 1974-02-23 |
| ES413773A1 (es) | 1976-01-16 |
| FR2180897A1 (enExample) | 1973-11-30 |
| NL7304872A (enExample) | 1973-10-19 |
| IT982726B (it) | 1974-10-21 |
| BE798260A (fr) | 1973-08-16 |
| FR2180897B1 (enExample) | 1978-11-03 |
| DE2319007A1 (de) | 1973-11-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |