DE69003877T2 - Verfahren und Vorrichtung zur Herstellung von Metallpulver. - Google Patents

Verfahren und Vorrichtung zur Herstellung von Metallpulver.

Info

Publication number
DE69003877T2
DE69003877T2 DE69003877T DE69003877T DE69003877T2 DE 69003877 T2 DE69003877 T2 DE 69003877T2 DE 69003877 T DE69003877 T DE 69003877T DE 69003877 T DE69003877 T DE 69003877T DE 69003877 T2 DE69003877 T2 DE 69003877T2
Authority
DE
Germany
Prior art keywords
molten metal
impact element
water
impact
drops
Prior art date
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.)
Expired - Lifetime
Application number
DE69003877T
Other languages
English (en)
Other versions
DE69003877D1 (de
Inventor
Per-Ake Lundstroem
Ake West
Gunnar A Andersson
Juhan Maegi
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.)
Uvan Hagfors Teknologi AB
Original Assignee
Uvan Hagfors Teknologi AB
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 Uvan Hagfors Teknologi AB filed Critical Uvan Hagfors Teknologi AB
Application granted granted Critical
Publication of DE69003877D1 publication Critical patent/DE69003877D1/de
Publication of DE69003877T2 publication Critical patent/DE69003877T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • B22F2009/0804—Dispersion in or on liquid, other than with sieves
    • B22F2009/0808—Mechanical dispersion of melt, e.g. by sieves
    • 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

Landscapes

  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
DE69003877T 1989-06-12 1990-05-22 Verfahren und Vorrichtung zur Herstellung von Metallpulver. Expired - Lifetime DE69003877T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/365,144 US5017218A (en) 1989-06-12 1989-06-12 Method and apparatus for the production of metal granules

Publications (2)

Publication Number Publication Date
DE69003877D1 DE69003877D1 (de) 1993-11-18
DE69003877T2 true DE69003877T2 (de) 1994-09-08

Family

ID=23437650

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69003877T Expired - Lifetime DE69003877T2 (de) 1989-06-12 1990-05-22 Verfahren und Vorrichtung zur Herstellung von Metallpulver.

Country Status (10)

Country Link
US (1) US5017218A (de)
EP (1) EP0402665B1 (de)
JP (1) JPH0331404A (de)
AT (1) ATE95737T1 (de)
AU (1) AU631883B2 (de)
BR (1) BR9002758A (de)
DE (1) DE69003877T2 (de)
IN (1) IN174499B (de)
RU (1) RU2020044C1 (de)
ZA (1) ZA904005B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2709082B1 (fr) * 1993-08-20 1995-09-29 Pechiney Electrometallurgie Granulation d'alliages contenant du silicium dans l'eau et sous atmosphère inerte.
FR2716675B1 (fr) * 1994-02-25 1996-04-12 Pechiney Electrometallurgie Silicium métallurgique à microstructure contrôlée pour la préparation des halogénosilanes.
FR2723325B1 (fr) 1994-08-04 1996-09-06 Pechiney Electrometallurgie Procede de preparation de granules de silicium a partir de metal fondu
SE532897C2 (sv) * 2008-06-24 2010-05-04 Uvaan Hagfors Teknologi Ab Förfarande och anordning för utmatning av granulat från botten av en tank, som förutom granulat innehåller vatten
KR102246228B1 (ko) 2013-09-05 2021-04-28 우반 홀딩 에이비 용융 재료의 과립화
EP2845671A1 (de) 2013-09-05 2015-03-11 Uvån Holding AB Granulierung von geschmolzenem Material
EP2926928A1 (de) * 2014-04-03 2015-10-07 Uvån Holding AB Granulierung von geschmolzenem Ferrochrom
EP3056304A1 (de) 2015-02-16 2016-08-17 Uvån Holding AB Düsen- und Zwischenpfannenanordnung zur Granulierung von geschmolzenem Material
CN107520454A (zh) * 2017-09-30 2017-12-29 重庆赛迪热工环保工程技术有限公司 一种金属制粒系统及方法
US10835867B2 (en) * 2019-02-07 2020-11-17 Fernando Martin Penunuri Ocean wave actuated gravitational desalination system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2304130A (en) * 1937-12-01 1942-12-08 Chemical Marketing Company Inc Process for the conversion of metals into finely divided form
US2305172A (en) * 1938-05-05 1942-12-15 Chemical Marketing Company Inc Process for the conversion of liquid substances into finely divided form
US2488353A (en) * 1944-08-10 1949-11-15 American Wheelabrator & Equipm Method and machine for forming metal
LU58393A1 (de) * 1969-04-09 1969-07-18
GB1503504A (en) * 1974-04-29 1978-03-15 Fisons Ltd Prilling process
JPS539232A (en) * 1976-07-15 1978-01-27 Nippon Steel Corp Distributing method of melter promoting antiislug reaction
SE419949B (sv) * 1978-05-03 1981-09-07 Steinar J Mailund Sett och anordning att transportera upp granuler ur ett behandlingskerl
JPS5940054B2 (ja) * 1978-08-29 1984-09-27 株式会社佐藤技術研究所 融体から特定サイズの球形粒子を製造する方法
JPS5541814A (en) * 1978-09-17 1980-03-24 Masaru Miyazawa Recovery apparatus for oil flowing out on water
JPS5550407A (en) * 1978-10-04 1980-04-12 Taiheiyo Kinzoku Kk Production of ferronickel shot
US4402458A (en) * 1980-04-12 1983-09-06 Battelle-Institut E.V. Apparatus for atomizing liquids
FR2571980A1 (fr) * 1984-10-22 1986-04-25 Extramet Sa Procede et dispositif de fabrication de micro-billes calibrees et micro-billes obtenues.

Also Published As

Publication number Publication date
JPH0331404A (ja) 1991-02-12
ATE95737T1 (de) 1993-10-15
EP0402665A2 (de) 1990-12-19
RU2020044C1 (ru) 1994-09-30
DE69003877D1 (de) 1993-11-18
US5017218A (en) 1991-05-21
EP0402665B1 (de) 1993-10-13
BR9002758A (pt) 1991-08-20
AU5591390A (en) 1990-12-13
AU631883B2 (en) 1992-12-10
IN174499B (de) 1995-06-23
ZA904005B (en) 1991-04-24
EP0402665A3 (de) 1991-03-20

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: UDDEHOLM TECHNOLOGY AB, HAGFORS, SE

8328 Change in the person/name/address of the agent

Free format text: MUELLER, H., DIPL.-ING., 80539 MUENCHEN SCHUPFNER, G., DIPL.-CHEM. DR.PHIL.NAT., 21244 BUCHHOLZ GAUGER, H., DIPL.-ING., PAT.-ANWAELTE, 80539 MUENCHEN

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: UVAN HAGFORS TEKNOLGI AB, UDDEHOLM, SE