BR112013030793A2 - nanoparticulate powder lanthanide metal-metalloid alloy recovery process with magnetic recovery and product - Google Patents

nanoparticulate powder lanthanide metal-metalloid alloy recovery process with magnetic recovery and product

Info

Publication number
BR112013030793A2
BR112013030793A2 BR112013030793A BR112013030793A BR112013030793A2 BR 112013030793 A2 BR112013030793 A2 BR 112013030793A2 BR 112013030793 A BR112013030793 A BR 112013030793A BR 112013030793 A BR112013030793 A BR 112013030793A BR 112013030793 A2 BR112013030793 A2 BR 112013030793A2
Authority
BR
Brazil
Prior art keywords
product
recovery
lanthanide metal
magnetic
metalloid alloy
Prior art date
Application number
BR112013030793A
Other languages
Portuguese (pt)
Inventor
Fernando José Gomes Landgraf
Hidetoshi Takiishi
Ramon Valls Martin
Suelanny Carvalho Da Silva
Élio Alberto Périgo
Original Assignee
Inst De Pesquisas Tecnológicas Do Estado De São Paulo
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 Inst De Pesquisas Tecnológicas Do Estado De São Paulo filed Critical Inst De Pesquisas Tecnológicas Do Estado De São Paulo
Priority to BR112013030793A priority Critical patent/BR112013030793A2/en
Publication of BR112013030793A2 publication Critical patent/BR112013030793A2/en

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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • 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
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/054—Nanosized particles
    • 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
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/054—Nanosized particles
    • B22F1/056—Submicron particles having a size above 100 nm up to 300 nm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0573—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes obtained by reduction or by hydrogen decrepitation or embrittlement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • 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
    • B22F2009/001—Making metallic powder or suspensions thereof from scrap particles
BR112013030793A 2011-07-01 2012-07-02 nanoparticulate powder lanthanide metal-metalloid alloy recovery process with magnetic recovery and product BR112013030793A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR112013030793A BR112013030793A2 (en) 2011-07-01 2012-07-02 nanoparticulate powder lanthanide metal-metalloid alloy recovery process with magnetic recovery and product

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
BRPI1103341 2011-07-01
BR112013030793A BR112013030793A2 (en) 2011-07-01 2012-07-02 nanoparticulate powder lanthanide metal-metalloid alloy recovery process with magnetic recovery and product
PCT/BR2012/000232 WO2013003926A1 (en) 2011-07-01 2012-07-02 Method for recovering a nanoparticulate lanthanide-metal-metalloid powder alloy by magnetic recovery, and product

Publications (1)

Publication Number Publication Date
BR112013030793A2 true BR112013030793A2 (en) 2016-12-06

Family

ID=47436395

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013030793A BR112013030793A2 (en) 2011-07-01 2012-07-02 nanoparticulate powder lanthanide metal-metalloid alloy recovery process with magnetic recovery and product

Country Status (2)

Country Link
BR (1) BR112013030793A2 (en)
WO (1) WO2013003926A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2647031A1 (en) 2006-03-10 2007-09-20 Jenrin Discovery Cannabinoid receptor antagonists/inverse agonists useful for treating obesity
CN103426624B (en) * 2013-08-14 2015-12-02 林建强 The preparation method of Nd-Fe-B permanent magnet

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10255604B4 (en) * 2002-11-28 2006-06-14 Vacuumschmelze Gmbh & Co. Kg A method of making an anisotropic magnetic powder and a bonded anisotropic magnet therefrom
CN1901105B (en) * 2005-07-18 2010-05-12 漯河市三鑫稀土永磁材料有限责任公司 High anti-high temperature HDDR neodymium iron boron anisotropic magnetic powder
JP2011184730A (en) * 2010-03-08 2011-09-22 Tdk Corp Method for producing rare earth alloy powder and permanent magnet
JP2011190482A (en) * 2010-03-12 2011-09-29 Tdk Corp Method for producing powder of rare earth alloy, and permanent magnet
GB2486175A (en) * 2010-12-02 2012-06-13 Univ Birmingham Separating rare earth magnetic materials from electronic devices

Also Published As

Publication number Publication date
WO2013003926A1 (en) 2013-01-10

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]