EP3093857A4 - Procédé pour la fabrication pulvimétallurgique d'aimants - Google Patents

Procédé pour la fabrication pulvimétallurgique d'aimants Download PDF

Info

Publication number
EP3093857A4
EP3093857A4 EP14876586.0A EP14876586A EP3093857A4 EP 3093857 A4 EP3093857 A4 EP 3093857A4 EP 14876586 A EP14876586 A EP 14876586A EP 3093857 A4 EP3093857 A4 EP 3093857A4
Authority
EP
European Patent Office
Prior art keywords
powder metallurgy
producing magnets
magnets
producing
metallurgy
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.)
Withdrawn
Application number
EP14876586.0A
Other languages
German (de)
English (en)
Other versions
EP3093857A1 (fr
Inventor
Juan Manuel Montes Martos
Jesús CINTAS FÍSICO
Francisco GÓMEZ CUEVAS
Fátima TERNERO FERNÁNDEZ
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.)
Universidad de Sevilla
Universidad de Huelva
Original Assignee
Universidad de Sevilla
Universidad de Huelva
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.)
Filing date
Publication date
Application filed by Universidad de Sevilla, Universidad de Huelva filed Critical Universidad de Sevilla
Publication of EP3093857A1 publication Critical patent/EP3093857A1/fr
Publication of EP3093857A4 publication Critical patent/EP3093857A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
    • 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
    • C22C19/007—Alloys based on nickel or cobalt with a light metal (alkali metal Li, Na, K, Rb, Cs; earth alkali metal Be, Mg, Ca, Sr, Ba, Al Ga, Ge, Ti) or B, Si, Zr, Hf, Sc, Y, lanthanides, actinides, as the next major constituent
    • 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
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • 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
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0273—Imparting anisotropy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
    • B22F2003/1051—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding by electric discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2200/00—Crystalline structure
    • C22C2200/02—Amorphous
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • 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)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
EP14876586.0A 2013-12-30 2014-12-29 Procédé pour la fabrication pulvimétallurgique d'aimants Withdrawn EP3093857A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201400015A ES2543652B1 (es) 2013-12-30 2013-12-30 Método para la fabricación pulvimetalúrgica de imanes
PCT/ES2014/000223 WO2015101682A1 (fr) 2013-12-30 2014-12-29 Procédé pour la fabrication pulvimétallurgique d'aimants

Publications (2)

Publication Number Publication Date
EP3093857A1 EP3093857A1 (fr) 2016-11-16
EP3093857A4 true EP3093857A4 (fr) 2017-08-30

Family

ID=53493298

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14876586.0A Withdrawn EP3093857A4 (fr) 2013-12-30 2014-12-29 Procédé pour la fabrication pulvimétallurgique d'aimants

Country Status (3)

Country Link
EP (1) EP3093857A4 (fr)
ES (1) ES2543652B1 (fr)
WO (1) WO2015101682A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106098325A (zh) * 2016-08-11 2016-11-09 吴江变压器有限公司 一种环氧浇注式干式变压器高压线圈调压连接结构
EP3862110A1 (fr) * 2020-02-07 2021-08-11 EPoS S.r.L. Matériaux magnétique composites et leur procédé de fabrication
CN115502401A (zh) * 2022-08-29 2022-12-23 合肥工业大学 一种耦合加热的粉末冶金场辅助烧结装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382303A (en) * 1992-04-13 1995-01-17 Sps Technologies, Inc. Permanent magnets and methods for their fabrication
US20120181476A1 (en) * 2010-03-31 2012-07-19 Nitto Denko Corporation Permanent magnet and manufacturing method thereof
WO2012159096A2 (fr) * 2011-05-18 2012-11-22 The Regents Of The University Of California Aimants permanents très puissants et nanostructurés
US20130266473A1 (en) * 2012-04-05 2013-10-10 GM Global Technology Operations LLC Method of Producing Sintered Magnets with Controlled Structures and Composition Distribution

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54104408A (en) * 1978-02-03 1979-08-16 Namiki Precision Jewel Co Ltd Rare earthhcobalt base permanent magnet alloy
DE3071376D1 (en) * 1979-04-18 1986-03-13 Namiki Precision Jewel Co Ltd Process for producing permanent magnet alloy
GB8403751D0 (en) * 1984-02-13 1984-03-14 Sherritt Gordon Mines Ltd Producing sm2 co17 alloy
WO2006003872A1 (fr) * 2004-06-30 2006-01-12 Tdk Corporation Méthode de production d’une poudre brute pour les aimants frittés de terres rares, méthode de production d’aimants frittés de terres rares, de grenaille et d’articles frittés

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382303A (en) * 1992-04-13 1995-01-17 Sps Technologies, Inc. Permanent magnets and methods for their fabrication
US20120181476A1 (en) * 2010-03-31 2012-07-19 Nitto Denko Corporation Permanent magnet and manufacturing method thereof
WO2012159096A2 (fr) * 2011-05-18 2012-11-22 The Regents Of The University Of California Aimants permanents très puissants et nanostructurés
US20130266473A1 (en) * 2012-04-05 2013-10-10 GM Global Technology Operations LLC Method of Producing Sintered Magnets with Controlled Structures and Composition Distribution

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015101682A1 *

Also Published As

Publication number Publication date
WO2015101682A1 (fr) 2015-07-09
EP3093857A1 (fr) 2016-11-16
ES2543652B1 (es) 2016-03-01
ES2543652A1 (es) 2015-08-20

Similar Documents

Publication Publication Date Title
EP3006415B8 (fr) Procédé de production de nanociment et nanociment
EP3035346A4 (fr) Aimant fritté à base de r-t-b, et procédé de fabrication de celui-ci
EP2923781A4 (fr) Poudre de cuivre et procédé de production de celle-ci
EP2985768B8 (fr) Aimant fritté à base r-t-b
EP3193347A4 (fr) Procédé de production d'un aimant fritté en r-t-b
EP3037087A4 (fr) Procédé de production de microparticules
EP2975619A4 (fr) PROCÉDÉ DE PRODUCTION D'AIMANT FRITTÉ RFeB ET AIMANT FRITTÉ RFeB PRODUIT AINSI
PL2983895T3 (pl) Sposób obrabiania proszku
EP3136407A4 (fr) Procédé de production d'aimant fritté de type r-t-b
EP2806438A4 (fr) Procédé de production d'aimant fritté r-t-b
EP3042960A4 (fr) Procédé de preparation d'ambreine
EP3043363A4 (fr) Procédé de production d'un aimant fritté en r-t-b
EP2810958A4 (fr) Procédé de production de fine poudre de polytétrafluoroéthylène
EP3193346A4 (fr) Procédé de production d'un aimant fritté en r-t-b
EP3006402A4 (fr) Procédé de production de particules d'oxyde métallique
EP3026112A4 (fr) Ostéoblaste et son procédé de préparation
EP3131099A4 (fr) Poudre d'alliage à base de r-t-b et son procédé de production, et aimant fritté à base de r-t-b et son procédé de production
EP2966654A4 (fr) Poudre pour noyau magnétique ainsi que noyau en poudre, et procédés de fabrication de ceux-ci
EP3037407A4 (fr) Procédé de production de 1,5-pentadiamine
PL3050131T3 (pl) Ulepszony sposób wytwarzania elementów termoelektrycznych przez metalurgię proszkową
SG11201501372QA (en) Mgo-tio sintered compact target and method for producing same
EP2990143A4 (fr) Procédé de production de nanoparticules métalliques
EP3088357A4 (fr) Procédé de production de particules de carbone par l'intermédiaire d'une détonation
EP3321015A4 (fr) Procédé de production de poudre de cobalt
EP3061352A4 (fr) Procédé de production de kakiage

Legal Events

Date Code Title Description
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

17P Request for examination filed

Effective date: 20160729

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20170728

RIC1 Information provided on ipc code assigned before grant

Ipc: H01F 41/02 20060101ALI20170724BHEP

Ipc: C22C 19/00 20060101ALI20170724BHEP

Ipc: C22C 1/04 20060101ALI20170724BHEP

Ipc: B22F 3/14 20060101AFI20170724BHEP

Ipc: C22C 38/00 20060101ALI20170724BHEP

Ipc: C22C 33/02 20060101ALI20170724BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

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

18D Application deemed to be withdrawn

Effective date: 20180227