CZ20012180A3 - Způsob výroby wolframo-měděných kompozitních sintrovatelných práąků - Google Patents

Způsob výroby wolframo-měděných kompozitních sintrovatelných práąků Download PDF

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Publication number
CZ20012180A3
CZ20012180A3 CZ20012180A CZ20012180A CZ20012180A3 CZ 20012180 A3 CZ20012180 A3 CZ 20012180A3 CZ 20012180 A CZ20012180 A CZ 20012180A CZ 20012180 A CZ20012180 A CZ 20012180A CZ 20012180 A3 CZ20012180 A3 CZ 20012180A3
Authority
CZ
Czechia
Prior art keywords
copper
tungsten
powder
temperature
carried out
Prior art date
Application number
CZ20012180A
Other languages
Czech (cs)
English (en)
Inventor
Gualtiero Gusmano
Alessandra Bianco
Riccardo Polini
Original Assignee
Celsia S. P. A.
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 Celsia S. P. A. filed Critical Celsia S. P. A.
Publication of CZ20012180A3 publication Critical patent/CZ20012180A3/cs

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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
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • 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
    • B22F1/17—Metallic particles coated with metal
    • 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
    • C22C1/045—Alloys based on refractory metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
CZ20012180A 1998-12-16 1999-10-12 Způsob výroby wolframo-měděných kompozitních sintrovatelných práąků CZ20012180A3 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998RM000776A IT1302926B1 (it) 1998-12-16 1998-12-16 Procedimento per la produzione di polveri composite tungsteno-ramesinterizzabili.

Publications (1)

Publication Number Publication Date
CZ20012180A3 true CZ20012180A3 (cs) 2002-03-13

Family

ID=11406255

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ20012180A CZ20012180A3 (cs) 1998-12-16 1999-10-12 Způsob výroby wolframo-měděných kompozitních sintrovatelných práąků

Country Status (7)

Country Link
EP (1) EP1140397B1 (fr)
AT (1) ATE230321T1 (fr)
AU (1) AU1073800A (fr)
CZ (1) CZ20012180A3 (fr)
DE (1) DE69904757D1 (fr)
IT (1) IT1302926B1 (fr)
WO (1) WO2000035616A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10041194A1 (de) 2000-08-23 2002-03-07 Starck H C Gmbh Verfahren zur Herstellung von Verbundbauteilen durch Pulver-Spritzgießen und dazu geeignete Verbundpulver
JP2006516305A (ja) * 2003-01-21 2006-06-29 オスラム・シルバニア・インコーポレイテッド 複合金属粉末を製造するための電気化学的置換析出方法
CN102554218A (zh) * 2011-11-23 2012-07-11 西安理工大学 一种通过化学镀铜制备钨铜复合粉末的方法
CN104722753B (zh) * 2015-03-24 2017-01-18 中国石油集团川庆钻探工程有限公司 一种射孔弹药型罩用钨铜粉末制备方法
US10737248B2 (en) * 2018-06-26 2020-08-11 Uop Llc Crystalline transition metal tungstate
CN113020588B (zh) * 2021-02-26 2023-02-24 西安稀有金属材料研究院有限公司 一种氧化石墨烯掺杂钨-铜核壳结构材料的制备方法
CN113523295B (zh) * 2021-07-20 2023-01-17 天津大学 一种增材制造用铜包覆钨球形复合粉末的制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2537898A1 (fr) * 1982-12-21 1984-06-22 Univ Paris Procede de reduction de composes metalliques par les polyols, et poudres metalliques obtenues par ce procede
GB2236117A (en) * 1989-09-20 1991-03-27 Shell Int Research Process for preparing silver powder
US5439638A (en) * 1993-07-16 1995-08-08 Osram Sylvania Inc. Method of making flowable tungsten/copper composite powder
FR2723015B1 (fr) * 1994-07-29 1996-09-13 Commissariat Energie Atomique Procede d'obtention de poudres de fer ou a base d e fer par precipitation en phase liquide organique
US5759230A (en) * 1995-11-30 1998-06-02 The United States Of America As Represented By The Secretary Of The Navy Nanostructured metallic powders and films via an alcoholic solvent process

Also Published As

Publication number Publication date
IT1302926B1 (it) 2000-10-10
ATE230321T1 (de) 2003-01-15
ITRM980776A1 (it) 2000-06-16
EP1140397B1 (fr) 2003-01-02
DE69904757D1 (de) 2003-02-06
WO2000035616A1 (fr) 2000-06-22
EP1140397A1 (fr) 2001-10-10
AU1073800A (en) 2000-07-03

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