FR3054462B1 - Procede d'atomisation de gouttes metalliques en vue de l'obtention d'une poudre metallique - Google Patents

Procede d'atomisation de gouttes metalliques en vue de l'obtention d'une poudre metallique Download PDF

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Publication number
FR3054462B1
FR3054462B1 FR1657414A FR1657414A FR3054462B1 FR 3054462 B1 FR3054462 B1 FR 3054462B1 FR 1657414 A FR1657414 A FR 1657414A FR 1657414 A FR1657414 A FR 1657414A FR 3054462 B1 FR3054462 B1 FR 3054462B1
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France
Prior art keywords
metal
drops
obtaining
electrode
atomizing
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Legal status (The legal status 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 status listed.)
Active
Application number
FR1657414A
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English (en)
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FR3054462A1 (fr
Inventor
Daniel Cornu
Guillaume Fribourg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Safran SA
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Safran Aircraft Engines SAS
Safran SA
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Application filed by Safran Aircraft Engines SAS, Safran SA filed Critical Safran Aircraft Engines SAS
Priority to FR1657414A priority Critical patent/FR3054462B1/fr
Publication of FR3054462A1 publication Critical patent/FR3054462A1/fr
Application granted granted Critical
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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
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • 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
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/0848—Melting process before atomisation
    • 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
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • B22F2009/086—Cooling after atomisation
    • 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

Abstract

Procédé d'atomisation de gouttes métalliques en vue de l'obtention d'une poudre métallique, comprenant les étapes de : b1) apport d'une électrode métallique de forme allongée, cl) fusion d'une extrémité longitudinale de ladite électrode pour l'obtention de gouttes métalliques, d1) atomisation desdites gouttes métalliques pour l'obtention d'une poudre métallique, dans lequel l'étape b1) est précédée d'une étape préliminaire a1) consistant à préparer ladite électrode métallique, par la fixation bout à bout d'au moins deux tronçons longitudinaux (20A, 20B) d'électrode.
FR1657414A 2016-07-29 2016-07-29 Procede d'atomisation de gouttes metalliques en vue de l'obtention d'une poudre metallique Active FR3054462B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1657414A FR3054462B1 (fr) 2016-07-29 2016-07-29 Procede d'atomisation de gouttes metalliques en vue de l'obtention d'une poudre metallique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1657414 2016-07-29
FR1657414A FR3054462B1 (fr) 2016-07-29 2016-07-29 Procede d'atomisation de gouttes metalliques en vue de l'obtention d'une poudre metallique

Publications (2)

Publication Number Publication Date
FR3054462A1 FR3054462A1 (fr) 2018-02-02
FR3054462B1 true FR3054462B1 (fr) 2020-06-19

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FR1657414A Active FR3054462B1 (fr) 2016-07-29 2016-07-29 Procede d'atomisation de gouttes metalliques en vue de l'obtention d'une poudre metallique

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FR (1) FR3054462B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111230131B (zh) * 2020-03-18 2023-07-21 宁波江丰电子材料股份有限公司 一种钛粉的制备方法及由其制备的钛粉和用途
FR3123817B1 (fr) * 2021-06-09 2024-02-09 Safran Procédé de production de disques de turbomachines

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727300A (en) * 1969-11-20 1973-04-17 Riken Piston Ring Ind Co Ltd Method of joining consumable electrode in electroslag melting
EP0504391A4 (en) * 1990-10-09 1993-05-26 Iowa State University Research Foundation, Inc. Environmentally stable reactive alloy powders and method of making same
JP3306565B2 (ja) * 1994-03-31 2002-07-24 住友チタニウム株式会社 消耗電極およびその製造方法
CA2570924A1 (fr) * 2004-06-17 2005-12-29 Gunther Schulz Procede de fabrication de produits en metal
JP6629748B2 (ja) * 2014-03-11 2020-01-15 テクナ・プラズマ・システムズ・インコーポレーテッド 細長い部材の形をした供給材料を噴霧化することによって粉末粒子を生成するための方法及び装置
CN204545419U (zh) * 2015-03-10 2015-08-12 沈阳好智多新材料制备技术有限公司 一种高真空感应无坩埚及有坩埚惰性气体雾化制粉设备

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Publication number Publication date
FR3054462A1 (fr) 2018-02-02

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