BR8901168A - Corpo de carboneto cementado e processo para produzir o mesmo - Google Patents

Corpo de carboneto cementado e processo para produzir o mesmo

Info

Publication number
BR8901168A
BR8901168A BR898901168A BR8901168A BR8901168A BR 8901168 A BR8901168 A BR 8901168A BR 898901168 A BR898901168 A BR 898901168A BR 8901168 A BR8901168 A BR 8901168A BR 8901168 A BR8901168 A BR 8901168A
Authority
BR
Brazil
Prior art keywords
boron
produce
same
carbon body
carbide
Prior art date
Application number
BR898901168A
Other languages
English (en)
Inventor
Donald C Pennington Jr
Original Assignee
Vermont American 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.)
Filing date
Publication date
Priority claimed from US07/317,612 external-priority patent/US4961780A/en
Application filed by Vermont American Corp filed Critical Vermont American Corp
Publication of BR8901168A publication Critical patent/BR8901168A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
    • C22C32/0073—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only borides
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Products (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Glass Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Carbon And Carbon Compounds (AREA)
BR898901168A 1988-03-11 1989-03-13 Corpo de carboneto cementado e processo para produzir o mesmo BR8901168A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16700088A 1988-03-11 1988-03-11
US21119788A 1988-06-29 1988-06-29
US07/317,612 US4961780A (en) 1988-06-29 1989-03-06 Boron-treated hard metal

Publications (1)

Publication Number Publication Date
BR8901168A true BR8901168A (pt) 1989-10-31

Family

ID=27389335

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898901168A BR8901168A (pt) 1988-03-11 1989-03-13 Corpo de carboneto cementado e processo para produzir o mesmo

Country Status (11)

Country Link
EP (1) EP0332463B1 (pt)
JP (1) JP2766661B2 (pt)
KR (1) KR890014773A (pt)
CN (1) CN1039837C (pt)
AT (1) ATE109123T1 (pt)
BR (1) BR8901168A (pt)
CA (1) CA1334434C (pt)
DE (1) DE68916987T2 (pt)
DK (1) DK118489A (pt)
ES (1) ES2060754T3 (pt)
RU (1) RU2046152C1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05271842A (ja) * 1990-09-12 1993-10-19 Hitachi Metals Ltd サーメット合金及びその製造方法
GB2263704B (en) * 1992-01-29 1995-08-30 Toyo Kohan Co Ltd Heat-resistant sintered hard alloy
US5623723A (en) * 1995-08-11 1997-04-22 Greenfield; Mark S. Hard composite and method of making the same
KR100514342B1 (ko) * 1998-03-25 2005-12-05 두산인프라코어 주식회사 초경합금
GB2429980A (en) * 2005-09-08 2007-03-14 John James Saveker Material comprising a carbide, boride or oxide and tungsten carbide
JP2009200179A (ja) * 2008-02-20 2009-09-03 Ulvac Japan Ltd 焼結体の製造方法
CN101701311B (zh) * 2009-09-29 2011-03-09 武汉科技大学 一种WCoB三元硼化物金属陶瓷材料及其制备方法
CN103060651B (zh) * 2012-12-28 2015-03-04 鞍山煜宸科技有限公司 球铁轧辊表面激光强化用纳米陶瓷合金材料及其制备方法
CN103769576A (zh) * 2014-01-08 2014-05-07 北矿新材科技有限公司 一种用于制备低孔隙率涂层的碳化钨基耐磨涂层材料及其制备方法
CN104073665B (zh) * 2014-06-26 2016-05-11 东北大学 一种WC-Co-cBN复合材料的制备方法
CN104354345B (zh) * 2014-11-28 2016-08-03 厦门钨业股份有限公司 一种具有壳层结构的含硼梯度硬质合金及其制备方法
DE102015203389A1 (de) * 2015-02-25 2016-08-25 Aktiebolaget Skf Bohrmotor-Lageranordnung
CN106319316A (zh) * 2016-10-09 2017-01-11 张倩楠 一种硬质合金及其制造方法
US11976011B2 (en) * 2018-10-30 2024-05-07 Hyperion Materials & Technologies, Inc. Methods of boronizing sintered bodies and tools for cold forming operations and hollow wear parts with boronized sintered bodies

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0062311B1 (en) * 1981-04-06 1985-07-17 Mitsubishi Materials Corporation Tungsten carbide-base hard alloy for hot-working apparatus members
EP0182759B2 (en) * 1984-11-13 1993-12-15 Santrade Ltd. Cemented carbide body used preferably for rock drilling and mineral cutting

Also Published As

Publication number Publication date
DK118489A (da) 1989-09-12
DE68916987T2 (de) 1994-12-01
ATE109123T1 (de) 1994-08-15
RU2046152C1 (ru) 1995-10-20
ES2060754T3 (es) 1994-12-01
CN1037930A (zh) 1989-12-13
EP0332463B1 (en) 1994-07-27
DK118489D0 (da) 1989-03-10
CA1334434C (en) 1995-02-14
JPH0285333A (ja) 1990-03-26
DE68916987D1 (de) 1994-09-01
JP2766661B2 (ja) 1998-06-18
KR890014773A (ko) 1989-10-25
EP0332463A1 (en) 1989-09-13
CN1039837C (zh) 1998-09-16

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 08/02/2010