BRPI0919636A2 - carboneto de tungstênio cimentado funcionalmente graduado com superfície dura construída e o método para a preparação do mesmo - Google Patents

carboneto de tungstênio cimentado funcionalmente graduado com superfície dura construída e o método para a preparação do mesmo

Info

Publication number
BRPI0919636A2
BRPI0919636A2 BRPI0919636A BRPI0919636A BRPI0919636A2 BR PI0919636 A2 BRPI0919636 A2 BR PI0919636A2 BR PI0919636 A BRPI0919636 A BR PI0919636A BR PI0919636 A BRPI0919636 A BR PI0919636A BR PI0919636 A2 BRPI0919636 A2 BR PI0919636A2
Authority
BR
Brazil
Prior art keywords
preparing
tungsten carbide
hard surface
cemented tungsten
functionally graduated
Prior art date
Application number
BRPI0919636A
Other languages
English (en)
Inventor
Jun Guo
Peng Fan
Zhigang Zak Fang
Original Assignee
Univ Utah Res Found
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 Univ Utah Res Found filed Critical Univ Utah Res Found
Publication of BRPI0919636A2 publication Critical patent/BRPI0919636A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
    • 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
    • B22F3/24—After-treatment of workpieces or articles
    • B22F2003/241—Chemical after-treatment on the surface
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
BRPI0919636A 2008-10-28 2009-10-28 carboneto de tungstênio cimentado funcionalmente graduado com superfície dura construída e o método para a preparação do mesmo BRPI0919636A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/259,685 US8163232B2 (en) 2008-10-28 2008-10-28 Method for making functionally graded cemented tungsten carbide with engineered hard surface
PCT/US2009/062369 WO2010062649A2 (en) 2008-10-28 2009-10-28 Functionally graded cemented tungsten carbide with engineered hard surface and the method for making the same

Publications (1)

Publication Number Publication Date
BRPI0919636A2 true BRPI0919636A2 (pt) 2015-12-01

Family

ID=42116196

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0919636A BRPI0919636A2 (pt) 2008-10-28 2009-10-28 carboneto de tungstênio cimentado funcionalmente graduado com superfície dura construída e o método para a preparação do mesmo

Country Status (7)

Country Link
US (1) US8163232B2 (pt)
EP (1) EP2350331B1 (pt)
JP (1) JP5552125B2 (pt)
CN (2) CN103103371A (pt)
BR (1) BRPI0919636A2 (pt)
CA (1) CA2736589C (pt)
WO (1) WO2010062649A2 (pt)

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US8936750B2 (en) * 2009-11-19 2015-01-20 University Of Utah Research Foundation Functionally graded cemented tungsten carbide with engineered hard surface and the method for making the same
CN101974713B (zh) * 2010-10-25 2012-11-07 北京科技大学 一种脱β层梯度硬质合金的制备方法
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ES2961568T3 (es) 2020-03-09 2024-03-12 Emea Inor Eood Plancha de impresión calcográfica recubierta
CN111590070A (zh) * 2020-05-23 2020-08-28 自贡硬质合金有限责任公司 一种yt硬质合金烧结方法
US11614126B2 (en) 2020-05-29 2023-03-28 Pi Tech Innovations Llc Joints with diamond bearing surfaces
WO2022091343A1 (ja) * 2020-10-30 2022-05-05 住友電工ハードメタル株式会社 超硬合金及びそれを備える切削工具
US11655850B2 (en) 2020-11-09 2023-05-23 Pi Tech Innovations Llc Continuous diamond surface bearings for sliding engagement with metal surfaces
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CN113102758A (zh) * 2021-04-08 2021-07-13 上海钨睿新材料科技有限公司 超细晶粒硬质合金刀具梯度材料的制备工艺
CN113512727B (zh) * 2021-04-19 2023-06-13 湖南天益高技术材料制造有限公司 一种普通硬质合金辊环的热处理方法
CN113652629B (zh) 2021-07-02 2022-08-30 株洲硬质合金集团有限公司 一种功能梯度结构硬质合金及其制备方法和应用
KR102632967B1 (ko) * 2021-11-19 2024-02-01 박수흥 경사기능성 초경합금의 제조방법과 그로부터 제조된 초경합금
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Also Published As

Publication number Publication date
CA2736589A1 (en) 2010-06-03
JP5552125B2 (ja) 2014-07-16
US20100101368A1 (en) 2010-04-29
US8163232B2 (en) 2012-04-24
EP2350331A2 (en) 2011-08-03
CN101724760A (zh) 2010-06-09
JP2012506948A (ja) 2012-03-22
WO2010062649A2 (en) 2010-06-03
EP2350331B1 (en) 2018-12-05
CA2736589C (en) 2018-05-01
CN103103371A (zh) 2013-05-15
WO2010062649A3 (en) 2010-08-19
EP2350331A4 (en) 2014-01-01
CN101724760B (zh) 2013-03-20

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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]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2384 DE 13-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.