[go: up one dir, main page]

EP2929963A4 - Procédé pour la fabrication de noyaux magnétiques par métallurgie des poudres - Google Patents

Procédé pour la fabrication de noyaux magnétiques par métallurgie des poudres

Info

Publication number
EP2929963A4
EP2929963A4 EP13859820.6A EP13859820A EP2929963A4 EP 2929963 A4 EP2929963 A4 EP 2929963A4 EP 13859820 A EP13859820 A EP 13859820A EP 2929963 A4 EP2929963 A4 EP 2929963A4
Authority
EP
European Patent Office
Prior art keywords
metallurgy
powders
manufacture
magnetic cores
cores
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Withdrawn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
EP13859820.6A
Other languages
German (de)
English (en)
Other versions
EP2929963A1 (fr
Inventor
Martos Juan Manuel Montes
Físico Jesús Cintas
Petr Urban
Cuevas Francisco Gómez
Fernández Fatima Ternero
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 EP2929963A1 publication Critical patent/EP2929963A1/fr
Publication of EP2929963A4 publication Critical patent/EP2929963A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/07—Metallic powder characterised by particles having a nanoscale microstructure
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/002—Making metallic powder or suspensions thereof amorphous or microcrystalline
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15341—Preparation processes therefor
    • H01F1/1535—Preparation processes therefor by powder metallurgy, e.g. spark erosion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/08—Cores, Yokes, or armatures made from powder
    • 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
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/041—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by mechanical alloying, e.g. blending, milling
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/042—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling using a particular milling fluid
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/043—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by ball milling
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
    • B22F2009/048—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling by pulverising a quenched ribbon
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties
    • C22C2202/02—Magnetic
    • 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
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/14—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 soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Nanotechnology (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
EP13859820.6A 2012-12-05 2013-12-05 Procédé pour la fabrication de noyaux magnétiques par métallurgie des poudres Withdrawn EP2929963A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201201228A ES2473690B1 (es) 2012-12-05 2012-12-05 Método para la fabricación pulvimetalúrgica de núcleos magnéticos
PCT/ES2013/000270 WO2014087031A1 (fr) 2012-12-05 2013-12-05 Procédé pour la fabrication de noyaux magnétiques par métallurgie des poudres

Publications (2)

Publication Number Publication Date
EP2929963A1 EP2929963A1 (fr) 2015-10-14
EP2929963A4 true EP2929963A4 (fr) 2016-09-07

Family

ID=50882836

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13859820.6A Withdrawn EP2929963A4 (fr) 2012-12-05 2013-12-05 Procédé pour la fabrication de noyaux magnétiques par métallurgie des poudres

Country Status (3)

Country Link
EP (1) EP2929963A4 (fr)
ES (1) ES2473690B1 (fr)
WO (1) WO2014087031A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115036120B (zh) * 2022-08-11 2023-01-03 佛山市顺德区伊戈尔电力科技有限公司 一种灌沙石浇筑式移相变压器的制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0899753A1 (fr) * 1997-08-28 1999-03-03 Alps Electric Co., Ltd. Noyaux magnétiques du type à corps ou à laminé
EP1593749A1 (fr) * 2002-12-25 2005-11-09 Japan Science and Technology Corporation Particules spheriques d'un alliage en verre mettalique a base fe, substance magnetique douce a alliage trempe a base fe en vrac obtenue par trempage et leur procede de production
US20070183921A1 (en) * 2004-03-11 2007-08-09 Japan Science And Technology Agency Bulk solidified quenched material and process for producing the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591362A (en) * 1968-03-01 1971-07-06 Int Nickel Co Composite metal powder
ES2249985B1 (es) * 2004-06-25 2007-06-16 Universidad De Sevilla Molienda mecanica de polvos activada por radiacion ultravioleta.
US7393559B2 (en) * 2005-02-01 2008-07-01 The Regents Of The University Of California Methods for production of FGM net shaped body for various applications
CN101724907B (zh) * 2009-09-25 2011-07-27 北京工业大学 一种单相纳米晶Mn3(Cu0.5Ge0.5)N负热膨胀块体材料的制备方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0899753A1 (fr) * 1997-08-28 1999-03-03 Alps Electric Co., Ltd. Noyaux magnétiques du type à corps ou à laminé
EP1593749A1 (fr) * 2002-12-25 2005-11-09 Japan Science and Technology Corporation Particules spheriques d'un alliage en verre mettalique a base fe, substance magnetique douce a alliage trempe a base fe en vrac obtenue par trempage et leur procede de production
US20070183921A1 (en) * 2004-03-11 2007-08-09 Japan Science And Technology Agency Bulk solidified quenched material and process for producing the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014087031A1 *

Also Published As

Publication number Publication date
WO2014087031A1 (fr) 2014-06-12
ES2473690B1 (es) 2015-05-27
EP2929963A1 (fr) 2015-10-14
ES2473690A1 (es) 2014-07-07

Similar Documents

Publication Publication Date Title
EP2971033A4 (fr) Procédés de fabrication pour la production de transcrits d'arn
FR2994113B1 (fr) Machine et procede pour la fabrication additive a base de poudre
FR2991208B1 (fr) Machine et procede pour la fabrication additive a base de poudre
EP2703504A4 (fr) Procédé pour la récupération de métal de valeur
PL2916976T3 (pl) Sposób wytwarzania traconych rdzeni lub elementów formowanych do produkcji odlewów
HUE036276T2 (hu) Eljárás öntvények öntéstechnikai elõállítására
EP2543716A4 (fr) Procédé de production de ferrocoke pour la métallurgie
EP3063305A4 (fr) Production d'acier métallique par coulée de brames
EP2617503A4 (fr) Procédé pour produire une poudre ferreuse
EP2811628A4 (fr) Procédé de fabrication de pièces d'aimant pour former des aimants-pièces polaires
ZA201401805B (en) Forming a mold for steel casting
ZA201408554B (en) Process for the production of methyl methacrylate
PL2788131T3 (pl) Kokila do wytwarzania odlewów
EP3192594A4 (fr) Flux de coulée pour coulée continue d'acier
FR2994114B1 (fr) Machine pour la fabrication additive a base de poudre
ZA201504608B (en) Process for production of an alkyl methacrylate
EP2826575C0 (fr) Procédé de production de nanoparticules d'alliage or-nickel solid
FR2970978B1 (fr) Procede de fabrication de nanoparticules metalliques
ZA201404385B (en) Process for the manufacture of ferrochrome
PL2858773T3 (pl) Forma do ciągłego odlewania metali
GB201219605D0 (en) Production of powder for powder metallurgy
HUE047817T2 (hu) Eljárás furán-származékok elõállítására
FR2978927B1 (fr) Procede de fonderie de pieces metalliques monocristallines
EP2929963A4 (fr) Procédé pour la fabrication de noyaux magnétiques par métallurgie des poudres
ZA201404386B (en) Metallurgical composition for the manufacture of ferrochrome

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: 20150706

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)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160805

RIC1 Information provided on ipc code assigned before grant

Ipc: B22F 9/00 20060101ALI20160801BHEP

Ipc: H01F 1/153 20060101ALI20160801BHEP

Ipc: H01F 41/02 20060101ALI20160801BHEP

Ipc: C22C 33/02 20060101ALN20160801BHEP

Ipc: B22F 9/04 20060101ALI20160801BHEP

Ipc: H01F 3/08 20060101ALI20160801BHEP

Ipc: B22F 3/105 20060101ALI20160801BHEP

Ipc: B22F 1/00 20060101AFI20160801BHEP

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: 20170303