EP0277416A3 - Alliage pour aimant permanent pour applications à haute température - Google Patents

Alliage pour aimant permanent pour applications à haute température Download PDF

Info

Publication number: EP0277416A3
Authority: EP; European Patent Office
Prior art keywords: permanent magnet; magnet alloy; elevated temperature; temperature applications; rare earth
Prior art date: 1987-02-04
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP87310200A

Other languages

German (de)

English (en)

Other versions

EP0277416A2 (fr

Inventor

Bao-Min Ma

K.S.V.L. Narasimhan

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Crucible Materials Corp

Original Assignee

Crucible Materials Corp

Priority date (The priority date 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 date listed.)

1987-02-04

Filing date

1987-11-19

Publication date

1990-05-16

1987-11-19 Application filed by Crucible Materials Corp filed Critical Crucible Materials Corp

1988-08-10 Publication of EP0277416A2 publication Critical patent/EP0277416A2/fr

1990-05-16 Publication of EP0277416A3 publication Critical patent/EP0277416A3/fr

Status Withdrawn legal-status Critical Current

Links

239000000956 alloy Substances 0.000 title abstract 3
229910045601 alloy Inorganic materials 0.000 title abstract 3
229910052761 rare earth metal Inorganic materials 0.000 abstract 2
229910052692 Dysprosium Inorganic materials 0.000 abstract 1
229910052691 Erbium Inorganic materials 0.000 abstract 1
229910052688 Gadolinium Inorganic materials 0.000 abstract 1
229910052689 Holmium Inorganic materials 0.000 abstract 1
229910052779 Neodymium Inorganic materials 0.000 abstract 1
229910052775 Thulium Inorganic materials 0.000 abstract 1
238000007792 addition Methods 0.000 abstract 1
KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 abstract 1
UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 abstract 1
UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 abstract 1
KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 abstract 1
QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-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
- H01F1/04—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
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B

Landscapes

Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Power Engineering (AREA)
Hard Magnetic Materials (AREA)

EP87310200A 1987-02-04 1987-11-19 Alliage pour aimant permanent pour applications à haute température Withdrawn EP0277416A3 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US1073887A	1987-02-04	1987-02-04
US10738		1987-02-04

Publications (2)

Publication Number	Publication Date
EP0277416A2 EP0277416A2 (fr)	1988-08-10
EP0277416A3 true EP0277416A3 (fr)	1990-05-16

Family

ID=21747166

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP87310200A Withdrawn EP0277416A3 (fr)	1987-02-04	1987-11-19	Alliage pour aimant permanent pour applications à haute température

Country Status (2)

Country	Link
EP (1)	EP0277416A3 (fr)
JP (1)	JPS63195246A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2047592C (fr) *	1990-07-24	1996-10-15	Fumihito Mohri	Aimant de terres rares liees par resine et methode de fabrication connexe

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0134305A1 (fr) *	1983-08-02	1985-03-20	Sumitomo Special Metals Co., Ltd.	Aimant permanent
EP0185439A1 (fr) *	1984-12-10	1986-06-25	Crucible Materials Corporation	Alliage d'aimant permanent

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS61130453A (ja) *	1984-11-28	1986-06-18	Sumitomo Special Metals Co Ltd	耐食性のすぐれた永久磁石の製造方法
JPS61136656A (ja) *	1984-12-07	1986-06-24	Sumitomo Special Metals Co Ltd	高性能焼結永久磁石材料の製造方法
JPS61140106A (ja) *	1984-12-13	1986-06-27	Sumitomo Special Metals Co Ltd	永久磁石の着磁組立方法
JPH0678582B2 (ja) *	1985-03-26	1994-10-05	住友特殊金属株式会社	永久磁石材料

1987
- 1987-11-19 EP EP87310200A patent/EP0277416A3/fr not_active Withdrawn
1988
- 1988-02-02 JP JP63021430A patent/JPS63195246A/ja active Pending

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0134305A1 (fr) *	1983-08-02	1985-03-20	Sumitomo Special Metals Co., Ltd.	Aimant permanent
EP0185439A1 (fr) *	1984-12-10	1986-06-25	Crucible Materials Corporation	Alliage d'aimant permanent

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 10, no. 367 (E-462)[2424], 9th December 1986; & JP-A-61 164 206 (SEIKO INSTR. & ELECTRONICS LTD) 24-07-1986 *

Also Published As

Publication number	Publication date
EP0277416A2 (fr)	1988-08-10
JPS63195246A (ja)	1988-08-12

Similar Documents

Publication	Publication Date	Title
EP0231620A3 (en)	1988-01-27	Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy
DE3850001D1 (de)	1994-07-14	Magnetisches Seltenerd-Eisen-Bor-Puder und sein Herstellungsverfahren.
EP0411571A3 (en)	1991-04-24	Rare earth permanent magnet powder, method for producing same and bonded magnet
KR960700254A (ko)	1996-01-19	희토류 화합물 및 그의 제조(rare earth compound and their preparation)
DE3789829D1 (de)	1994-06-23	Seltene Erden-Eisenmagnet und Herstellungsverfahren.
DE3660442D1 (en)	1988-09-01	Permanent magnet alloy
GB9224771D0 (en)	1993-01-13	Permanent magnet of rare-earth element/transition metal system
DE3786719D1 (de)	1993-09-02	Seltenerdmagnet und seltenerdlegierung-magnetpulver mit grossem korrosionswiderstand.
EP0325403A3 (fr)	1990-08-16	Aimants à liant résineux
EP0277416A3 (fr)	1990-05-16	Alliage pour aimant permanent pour applications à haute température
EP0467180A3 (en)	1992-03-18	Rare earth/transition metal alloy scrap treatment method
GB2196479B (en)	1990-03-28	Method and apparatus for the manufacture of rare earth transition metal alloy magnets
EP0288637A3 (en)	1989-08-30	Permanent magnet and method of making the same
DE3570457D1 (en)	1989-06-29	Sm2co17 alloys suitable for use as permanent magnets
GB2226330B (en)	1993-01-13	Rare earth magnet alloy
EP0331517A3 (en)	1990-09-26	A rare earth permanent magnet and a method for manufacture thereof
DE3462964D1 (en)	1987-05-07	Samarium-cobalt magnet alloy
AU572120B2 (en)	1988-05-05	High energy product rare earth transition metal magnet alloys
EP0304278A3 (fr)	1990-06-20	Fondants de galvanisation
JPS5644738A (en)	1981-04-24	Permanent magnet alloy
DE3760155D1 (en)	1989-06-22	Casting transition metal alloy containing rare earth metal
JPS5644741A (en)	1981-04-24	Permanent magnet alloy
EP0434113A3 (en)	1992-04-08	Alloying low-level additives into hot-worked nd-fe-b magnets
JPS5644737A (en)	1981-04-24	Permanent magnet alloy
Rozendaal	1991	Manufacture of Rare-Earth Materials and Permanent Magnets

Legal Events

Date	Code	Title	Description
1988-06-25	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1988-08-10	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE
1990-03-27	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-05-16	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE CH DE ES FR GB GR IT LI LU NL SE
1990-12-27	17P	Request for examination filed	Effective date: 19901102
1992-10-15	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
1992-12-02	18D	Application deemed to be withdrawn	Effective date: 19920602
2007-08-08	RIN1	Information on inventor provided before grant (corrected)	Inventor name: MA, BAO-MIN Inventor name: NARASIMHAN, K.S.V.L.