ATE123478T1 - Karburierungsprozess zur herstellung von wolframcarbid-kobalt-pulver mit korngroessen im nanometerbereich. - Google Patents

Karburierungsprozess zur herstellung von wolframcarbid-kobalt-pulver mit korngroessen im nanometerbereich.

Info

Publication number
ATE123478T1
ATE123478T1 AT92917865T AT92917865T ATE123478T1 AT E123478 T1 ATE123478 T1 AT E123478T1 AT 92917865 T AT92917865 T AT 92917865T AT 92917865 T AT92917865 T AT 92917865T AT E123478 T1 ATE123478 T1 AT E123478T1
Authority
AT
Austria
Prior art keywords
tungsten carbide
grain sizes
carbon
nanometer range
cobalt powder
Prior art date
Application number
AT92917865T
Other languages
English (en)
Inventor
Larry E Mccandlish
Bernard H Kear
Byoung-Kee Kim
Original Assignee
Univ Rutgers
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 Rutgers filed Critical Univ Rutgers
Application granted granted Critical
Publication of ATE123478T1 publication Critical patent/ATE123478T1/de

Links

Classifications

    • 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
    • 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
    • C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
    • C22C1/056—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
AT92917865T 1991-08-07 1992-08-06 Karburierungsprozess zur herstellung von wolframcarbid-kobalt-pulver mit korngroessen im nanometerbereich. ATE123478T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74132791A 1991-08-07 1991-08-07

Publications (1)

Publication Number Publication Date
ATE123478T1 true ATE123478T1 (de) 1995-06-15

Family

ID=24980273

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92917865T ATE123478T1 (de) 1991-08-07 1992-08-06 Karburierungsprozess zur herstellung von wolframcarbid-kobalt-pulver mit korngroessen im nanometerbereich.

Country Status (10)

Country Link
EP (1) EP0598040B1 (de)
JP (1) JPH07500804A (de)
KR (1) KR100196244B1 (de)
AT (1) ATE123478T1 (de)
AU (1) AU2430992A (de)
CA (1) CA2114639C (de)
DE (1) DE69202862T2 (de)
ES (1) ES2075712T3 (de)
WO (1) WO1993002962A1 (de)
ZA (1) ZA925955B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE504730C2 (sv) * 1994-11-16 1997-04-14 Sandvik Ab Metod att tillverka pulver av ett komplext ammoniumsalt av W och Co och/eller Ni
AT403775B (de) * 1995-10-31 1998-05-25 Plansee Ag Verfahren zur reduktion von metallverbindungen
AT404002B (de) * 1996-07-15 1998-07-27 Thule Ind Ab Zusammenklappbarer exzenterspannhebel
AT404912B (de) * 1996-11-04 1999-03-25 Plansee Ag Verfahren zur herstellung von pulver-pressansätzen für feinkörniges hartmetall
DE19852459A1 (de) * 1998-11-13 2000-05-18 Starck H C Gmbh Co Kg Verfahren zur Herstellung von Wolframkarbiden durch Gasphasenkarburierung
AT3064U1 (de) 1998-12-28 1999-09-27 Plansee Tizit Gmbh Gaskarburierungsverfahren zur herstellung von reinem wc-pulver
CN1796029B (zh) 2001-07-30 2010-05-26 三菱麻铁里亚尔株式会社 微粒碳化钨粉末
KR100586852B1 (ko) * 2002-11-12 2006-06-07 학교법인 영남학원 산화텡스텐의 환원-탄화공정의 효율개선방법
JP4651565B2 (ja) * 2006-03-28 2011-03-16 京セラ株式会社 超硬合金粉末の製法
JP5522712B2 (ja) * 2008-08-25 2014-06-18 公立大学法人兵庫県立大学 遷移金属内包タングステン炭化物、タングステン炭化物分散超硬合金及びそれらの製造方法
JP5522713B2 (ja) * 2008-08-25 2014-06-18 公立大学法人兵庫県立大学 遷移金属固溶タングステン合金粉末及びその製造方法
CN102350506A (zh) * 2011-10-31 2012-02-15 西南石油大学 纳米结构WC-Co复合粉末制备方法
GB201209453D0 (en) * 2012-05-29 2012-07-11 Element Six Gmbh Constructions comprising polycrystalline material,tools comprising same and method for making same
CN103056382B (zh) * 2013-01-04 2015-11-11 湖南顶立科技有限公司 一种纳米结构碳化钨/钴复合粉末的制备方法
KR101704470B1 (ko) * 2015-09-22 2017-02-10 한국생산기술연구원 탄화텅스텐-탄소 복합입자, 탄화텅스텐-탄소 복합입자와 중공형 탄화텅스텐의 제조방법
JP2018035020A (ja) * 2016-08-30 2018-03-08 住友電気工業株式会社 水溶液組成物およびその製造方法、酸化物粉末およびその製造方法、炭化物粉末およびその製造方法、ならびに、超硬合金およびその製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2176802A (en) * 1937-05-05 1939-10-17 Philips Nv Method of making hard metal alloys
FR833555A (fr) * 1937-06-18 1938-10-25 Lorraine Carbone Nouveau procédé de fabrication des alliages durs frittés
US3077385A (en) * 1959-01-06 1963-02-12 Gen Electric Process for producing carbides
US3932594A (en) * 1973-12-28 1976-01-13 Union Carbide Corporation Process for the preparation of fine grain metal carbide powders
US4579713A (en) * 1985-04-25 1986-04-01 Ultra-Temp Corporation Method for carbon control of carbide preforms
US4851041A (en) * 1987-05-22 1989-07-25 Exxon Research And Engineering Company Multiphase composite particle
DE3830111A1 (de) * 1988-09-05 1990-03-15 Dornier Gmbh Legierungspulver
EP0452480A4 (en) * 1989-11-09 1993-03-17 Procedyne Corporation Spray conversion process for the production of nanophase composite powders

Also Published As

Publication number Publication date
JPH07500804A (ja) 1995-01-26
DE69202862T2 (de) 1996-02-15
DE69202862D1 (de) 1995-07-13
KR100196244B1 (ko) 1999-06-15
EP0598040A1 (de) 1994-05-25
ES2075712T3 (es) 1995-10-01
CA2114639A1 (en) 1993-02-18
AU2430992A (en) 1993-03-02
ZA925955B (en) 1993-05-03
CA2114639C (en) 2003-02-25
EP0598040B1 (de) 1995-06-07
WO1993002962A1 (en) 1993-02-18

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee