ATE230038T1 - Verfahren zur herstellung von pulvervormaterial für feinkörniges hartmetall - Google Patents

Verfahren zur herstellung von pulvervormaterial für feinkörniges hartmetall

Info

Publication number
ATE230038T1
ATE230038T1 AT97203354T AT97203354T ATE230038T1 AT E230038 T1 ATE230038 T1 AT E230038T1 AT 97203354 T AT97203354 T AT 97203354T AT 97203354 T AT97203354 T AT 97203354T AT E230038 T1 ATE230038 T1 AT E230038T1
Authority
AT
Austria
Prior art keywords
powder
reaction
inlet
fine
metal
Prior art date
Application number
AT97203354T
Other languages
English (en)
Inventor
Guenter Dr Kneringer
Wolfgang Dr Koeck
Joachim Dr Resch
Original Assignee
Plansee Ag
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 Plansee Ag filed Critical Plansee Ag
Application granted granted Critical
Publication of ATE230038T1 publication Critical patent/ATE230038T1/de

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
    • C22C1/057—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 phases other than hard compounds by solid state reaction sintering, e.g. metal phase formed by reduction reaction
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Powder Metallurgy (AREA)
AT97203354T 1996-11-04 1997-10-29 Verfahren zur herstellung von pulvervormaterial für feinkörniges hartmetall ATE230038T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0191296A AT404912B (de) 1996-11-04 1996-11-04 Verfahren zur herstellung von pulver-pressansätzen für feinkörniges hartmetall

Publications (1)

Publication Number Publication Date
ATE230038T1 true ATE230038T1 (de) 2003-01-15

Family

ID=3523714

Family Applications (2)

Application Number Title Priority Date Filing Date
AT0191296A AT404912B (de) 1996-11-04 1996-11-04 Verfahren zur herstellung von pulver-pressansätzen für feinkörniges hartmetall
AT97203354T ATE230038T1 (de) 1996-11-04 1997-10-29 Verfahren zur herstellung von pulvervormaterial für feinkörniges hartmetall

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT0191296A AT404912B (de) 1996-11-04 1996-11-04 Verfahren zur herstellung von pulver-pressansätzen für feinkörniges hartmetall

Country Status (6)

Country Link
US (1) US6113668A (de)
EP (1) EP0839920B1 (de)
JP (1) JPH10140216A (de)
AT (2) AT404912B (de)
DE (1) DE59709001D1 (de)
ES (1) ES2186840T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6843824B2 (en) * 2001-11-06 2005-01-18 Cerbide Method of making a ceramic body of densified tungsten carbide
JP4619907B2 (ja) * 2005-09-20 2011-01-26 中外炉工業株式会社 粉体製造装置
US20130209308A1 (en) * 2012-02-15 2013-08-15 Baker Hughes Incorporated Method of making a metallic powder and powder compact and powder and powder compact made thereby
JP2013222497A (ja) * 2012-04-12 2013-10-28 Toshiba Corp 真空バルブ用接点材料
CN112390261A (zh) * 2019-08-13 2021-02-23 斯特里特技术有限公司 气相二氧化硅颗粒分离脱氢的系统和方法
CN114853021B (zh) * 2022-05-23 2024-08-23 赣州海盛钨业股份有限公司 纳米碳化钨粉末及其制备方法

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD48191A (de) *
FR844368A (fr) * 1937-10-06 1939-07-24 Méthodes et appareils pour l'amélioration ou la transformation des minerais en métal
FR941412A (fr) * 1945-06-27 1949-01-11 Pluro Inc Réduction des oxydes métalliques
US2987392A (en) * 1960-02-02 1961-06-06 Lester D Supiro Method of rapidly producing metallic powders of high purity
BE644277A (de) * 1963-02-27
GB1306617A (en) * 1970-05-08 1973-02-14 Carmet Co Production of tungsten and tungsten carbide powder
DE2716082C2 (de) * 1977-04-12 1985-09-05 Deutsche Babcock Ag, 4200 Oberhausen Verfahren zur thermischen Behandlung von Feststoffen
US4402737A (en) * 1982-09-01 1983-09-06 Gte Products Corporation Method of producing tungsten and tungsten carbide powder
JPS59113104A (ja) * 1982-12-20 1984-06-29 Toshiba Corp モリブデン粉末の製造方法
FI78125C (fi) * 1983-11-14 1989-06-12 Vni Gorno Metall I Tsvet Met Foerfarande foer behandling av jaernhaltiga koppar- eller koppar/zinksulfidkoncentrat.
EP0197271B1 (de) * 1985-03-04 1989-04-19 Kabushiki Kaisha Toshiba Verfahren zur Herstellung hochreiner Molybdän- oder Wolframpulver in Form ihrer Metalle oder Oxide
JPS6345310A (ja) * 1986-08-12 1988-02-26 Tokyo Tungsten Co Ltd モリブデン粉末及びその製造方法
DD286312A5 (de) * 1987-07-16 1991-01-24 Kombinat Veb Narva "Rosa Luxemburg",De Verfahren zur herstellung von wolframfeinstpulver
US5110565A (en) * 1988-02-05 1992-05-05 The Dow Chemical Company Apparatus for producing uniform, fine ceramic powder
US4859236A (en) * 1988-04-25 1989-08-22 Gte Products Corporation Process for producing molybdenum-ruthenium metal powder
WO1990015162A1 (en) * 1989-06-02 1990-12-13 Cra Services Limited Pre-heating and pre-reduction of metal oxide ore using high temperature off-gases
EP0452480A4 (en) * 1989-11-09 1993-03-17 Procedyne Corporation Spray conversion process for the production of nanophase composite powders
US5073193A (en) * 1990-06-26 1991-12-17 The University Of British Columbia Method of collecting plasma synthesize ceramic powders
US5125965A (en) * 1990-08-22 1992-06-30 Cyprus Minerals Company Method for maintaining fluidization in a fluidized bed reactor
US5125964A (en) * 1990-09-10 1992-06-30 General Electric Company Fluidized bed process for preparing tungsten powder
US5482532A (en) * 1991-06-05 1996-01-09 Kubota Corporation Method of and apparatus for producing metal powder
ATE123478T1 (de) * 1991-08-07 1995-06-15 Univ Rutgers Karburierungsprozess zur herstellung von wolframcarbid-kobalt-pulver mit korngroessen im nanometerbereich.
DE4214723C2 (de) * 1992-05-04 1994-08-25 Starck H C Gmbh Co Kg Feinteilige Metallpulver
US5380688A (en) * 1993-08-09 1995-01-10 The Dow Chemical Company Method for making submicrometer carbides, submicrometer solid solution carbides, and the material resulting therefrom
SE502930C2 (sv) * 1994-07-21 1996-02-26 Sandvik Ab Metod för tillverkning av pulver av hårdmaterial av WC och Co och/eller Ni
AT403775B (de) * 1995-10-31 1998-05-25 Plansee Ag Verfahren zur reduktion von metallverbindungen
US5746803A (en) * 1996-06-04 1998-05-05 The Dow Chemical Company Metallic-carbide group VIII metal powder and preparation methods thereof

Also Published As

Publication number Publication date
DE59709001D1 (de) 2003-01-30
JPH10140216A (ja) 1998-05-26
ATA191296A (de) 1998-08-15
EP0839920A2 (de) 1998-05-06
EP0839920A3 (de) 2000-03-29
AT404912B (de) 1999-03-25
US6113668A (en) 2000-09-05
EP0839920B1 (de) 2002-12-18
ES2186840T3 (es) 2003-05-16

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee