ZA200201752B - Method and device for atomizing molten metals. - Google Patents
Method and device for atomizing molten metals. Download PDFInfo
- Publication number
- ZA200201752B ZA200201752B ZA200201752A ZA200201752A ZA200201752B ZA 200201752 B ZA200201752 B ZA 200201752B ZA 200201752 A ZA200201752 A ZA 200201752A ZA 200201752 A ZA200201752 A ZA 200201752A ZA 200201752 B ZA200201752 B ZA 200201752B
- Authority
- ZA
- South Africa
- Prior art keywords
- melt
- lance
- laval nozzle
- gas
- hot gas
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims description 32
- 239000002184 metal Substances 0.000 title claims description 32
- 238000000034 method Methods 0.000 title claims description 28
- 150000002739 metals Chemical class 0.000 title description 4
- 239000007789 gas Substances 0.000 claims description 69
- 239000000155 melt Substances 0.000 claims description 33
- 239000003380 propellant Substances 0.000 claims description 29
- 238000007654 immersion Methods 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 239000010419 fine particle Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 7
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 4
- -1 e.g. Chemical class 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 4
- 150000001247 metal acetylides Chemical class 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000889 atomisation Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000010008 shearing Methods 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 229910003465 moissanite Inorganic materials 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910005438 FeTi Inorganic materials 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 239000011156 metal matrix composite Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling slag
-
- 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
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1042—Alloys containing non-metals starting from a melt by atomising
-
- 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
- B22F2009/0824—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 with a specific atomising 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
- B22F2009/088—Fluid nozzles, e.g. angle, distance
-
- 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
- B22F2009/0892—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 casting nozzle; controlling metal stream in or after the casting nozzle
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/026—Methods of cooling or quenching molten slag using air, inert gases or removable conductive bodies
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/062—Jet nozzles or pressurised fluids for cooling, fragmenting or atomising slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/066—Receptacle features where the slag is treated
- C21B2400/072—Tanks to collect the slag, e.g. water tank
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0116900A AT410640B (de) | 2000-07-07 | 2000-07-07 | Verfahren und vorrichtung zum zerstäuben von metallschmelzen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200201752B true ZA200201752B (en) | 2003-06-02 |
Family
ID=3686507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200201752A ZA200201752B (en) | 2000-07-07 | 2002-03-01 | Method and device for atomizing molten metals. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20020134198A1 (de) |
| EP (1) | EP1299206A1 (de) |
| JP (1) | JP2004502037A (de) |
| AT (1) | AT410640B (de) |
| AU (1) | AU2002218757A1 (de) |
| IL (1) | IL148383A0 (de) |
| WO (1) | WO2002004154A1 (de) |
| ZA (1) | ZA200201752B (de) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001026853A2 (de) * | 1999-10-15 | 2001-04-19 | Applikations- Und Technikzentrum Für Energieverfahrens-, Umwelt-, Und Strömungstechnik (Atz-Evus) | Herstellung eines pulvers aus geschmolzenem metall durch zerstaübung mit reaktivem gas |
| AT411362B (de) * | 2002-08-29 | 2003-12-29 | Tribovent Verfahrensentwicklg | Verfahren zum zerstäuben und granulieren von schmelzen sowie vorrichtung zur durchführung dieses verfahrens |
| US7470307B2 (en) * | 2005-03-29 | 2008-12-30 | Climax Engineered Materials, Llc | Metal powders and methods for producing the same |
| US8197885B2 (en) * | 2008-01-11 | 2012-06-12 | Climax Engineered Materials, Llc | Methods for producing sodium/molybdenum power compacts |
| KR101143888B1 (ko) * | 2009-12-15 | 2012-05-11 | 한국기계연구원 | 기계적 활성화법을 이용한 금속복합분말의 제조방법 및 이에 따라 제조되는 금속복합분말 |
| KR101143887B1 (ko) * | 2009-12-15 | 2012-05-11 | 한국기계연구원 | 가스분무법을 이용한 금속복합분말의 제조방법 및 이에 따라 제조되는 금속복합분말 |
| CN102712044B (zh) * | 2009-12-15 | 2016-04-20 | 韩国机械研究院 | 使用气体喷雾方法生产金属复合粉末的生产方法 |
| KR100983947B1 (ko) | 2010-05-26 | 2010-09-27 | 연규엽 | 구형미세마그네슘분말 제조장치 |
| CN102847949B (zh) * | 2012-09-27 | 2014-03-26 | 西北有色金属研究院 | 一种球形Ru-V粉末钎料的制备方法 |
| GB2508200B (en) * | 2012-11-23 | 2015-08-05 | Siemens Vai Metals Tech Gmbh | Slag granulation system and method of operation |
| DE102015107876A1 (de) * | 2015-05-19 | 2016-11-24 | Technische Universität Bergakademie Freiberg | Vorrichtung und Verfahren zum Zerstäuben von Schmelzen |
| CN106001587B (zh) * | 2016-06-30 | 2019-09-10 | 安泰（霸州）特种粉业有限公司 | 制备铁基水雾化软磁合金粉用中间包及其制造方法 |
| KR102421026B1 (ko) | 2016-08-24 | 2022-07-14 | 5엔 플러스 아이엔씨. | 저융점 금속 또는 합금 분말 미립화 제조 공정 |
| AT518979B1 (de) * | 2016-11-15 | 2018-03-15 | Radmat Ag | Verfahren und Vorrichtung zur Aufarbeitung einer Eisenoxid und Phosphoroxide enthaltenden Schmelze |
| US20190217393A1 (en) | 2018-01-12 | 2019-07-18 | Hammond Group, Inc. | Methods for processing metal-containing materials |
| EP3752304B1 (de) | 2018-02-15 | 2023-10-18 | 5n Plus Inc. | Herstellungsverfahren durch verdüsung von metall- oder legierungspulvern mit niedrigem schmelzpunkt |
| CN113145853B (zh) * | 2021-04-22 | 2023-04-18 | 鞍钢股份有限公司 | 一种球状金属粉的气雾化制备装置及方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH215365A (de) * | 1938-11-11 | 1941-06-30 | Glasfasern A G | Verfahren und Vorrichtung zur Erzeugung von Fasern aus Glas, Schlacke oder ähnlichen in der Hitze plastischen Stoffen. |
| AT309962B (de) * | 1971-05-13 | 1973-09-10 | Mannesmann Ag | Verfahren und Vorrichtung Herstellen von Metallpulver |
| DE2126856B2 (de) * | 1971-05-27 | 1972-11-23 | Mannesmann AG, 4000 Düsseldorf | Verfahren und vorrichtung zum herstellen von metallpulver |
| GB1413651A (en) * | 1971-11-04 | 1975-11-12 | Singer A R E | Atomising of metals |
| US4619845A (en) * | 1985-02-22 | 1986-10-28 | The United States Of America As Represented By The Secretary Of The Navy | Method for generating fine sprays of molten metal for spray coating and powder making |
| DE3533964C1 (de) * | 1985-09-24 | 1987-01-15 | Alfred Prof Dipl-Ing Dr-I Walz | Verfahren und Vorrichtung zum Herstellen von Feinstpulver in Kugelform |
| US4671994A (en) * | 1986-02-10 | 1987-06-09 | Materials Technology Corporation | Method for producing fiber reinforced hollow microspheres |
| GB8622949D0 (en) * | 1986-09-24 | 1986-10-29 | Alcan Int Ltd | Alloy composites |
| US5019686A (en) * | 1988-09-20 | 1991-05-28 | Alloy Metals, Inc. | High-velocity flame spray apparatus and method of forming materials |
| DE4019563A1 (de) * | 1990-06-15 | 1991-12-19 | Mannesmann Ag | Verfahren zur herstellung von metallpulver |
| DE4132693A1 (de) * | 1991-10-01 | 1993-04-08 | Messer Griesheim Gmbh | Verfahren und vorrichtung zur herstellung von pulvern |
| DE4340102C2 (de) * | 1993-11-22 | 1996-12-12 | Mannesmann Ag | Einrichtung zum Zerstäuben von Metallschmelzen, insbesondere zur Herstellung von Metallpulver oder Metallgegenständen |
| DE19758111C2 (de) * | 1997-12-17 | 2001-01-25 | Gunther Schulz | Verfahren und Vorrichtung zur Herstellung feiner Pulver durch Zerstäubung von Schmelzen mit Gasen |
| AT406262B (de) * | 1998-06-29 | 2000-03-27 | Holderbank Financ Glarus | Verfahren und vorrichtung zum granulieren und zerkleinern von flüssigen schlacken |
| AT407247B (de) * | 1998-12-01 | 2001-01-25 | Holderbank Financ Glarus | Verfahren zum granulieren von flüssigen schlackenschmelzen sowie vorrichtung zur durchführung dieses verfahrens |
| AT408437B (de) * | 2000-02-22 | 2001-11-26 | Holderbank Financ Glarus | Einrichtung zum zerstäuben von flüssigen schmelzen |
-
2000
- 2000-07-07 AT AT0116900A patent/AT410640B/de not_active IP Right Cessation
-
2001
- 2001-07-06 WO PCT/AT2001/000225 patent/WO2002004154A1/de not_active Application Discontinuation
- 2001-07-06 EP EP01984153A patent/EP1299206A1/de not_active Withdrawn
- 2001-07-06 IL IL14838301A patent/IL148383A0/xx unknown
- 2001-07-06 US US10/070,527 patent/US20020134198A1/en not_active Abandoned
- 2001-07-06 JP JP2002508596A patent/JP2004502037A/ja active Pending
- 2001-07-06 AU AU2002218757A patent/AU2002218757A1/en not_active Abandoned
-
2002
- 2002-03-01 ZA ZA200201752A patent/ZA200201752B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2002004154A1 (de) | 2002-01-17 |
| AU2002218757A1 (en) | 2002-01-21 |
| JP2004502037A (ja) | 2004-01-22 |
| EP1299206A1 (de) | 2003-04-09 |
| IL148383A0 (en) | 2002-09-12 |
| US20020134198A1 (en) | 2002-09-26 |
| AT410640B (de) | 2003-06-25 |
| ATA11692000A (de) | 2002-11-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20020134198A1 (en) | Method and device for atomizing molten metals | |
| US4272463A (en) | Process for producing metal powder | |
| EP0504382B1 (de) | Verfahren und düse zum atomisieren von schmelze | |
| CA1228459A (en) | Device and process for atomising liquid metals for the purpose of producing a finely granular powder | |
| Li et al. | Fine spherical powder production during gas atomization of pressurized melts through melt nozzles with a small inner diameter | |
| RU2196846C2 (ru) | Наноструктурные сырьевые материалы для термического напыления | |
| US4592781A (en) | Method for making ultrafine metal powder | |
| EP0834585A1 (de) | Verfahren zur Herstellung eines Chromkarbid-Nickel Chrom zerstäubten Metallpulvers | |
| US4613371A (en) | Method for making ultrafine metal powder | |
| WO1999011407A1 (fr) | Procede de production de poudre metallique par atomisation et son appareil | |
| Gummeson | Modern atomizing techniques | |
| US4687510A (en) | Method for making ultrafine metal powder | |
| Si et al. | Design and evaluation of a Laval-type supersonic atomizer for low-pressure gas atomization of molten metals | |
| Goudar et al. | Effect of atomization parameters on size and morphology of Al-17Si alloy powder produced by free fall atomizer | |
| CA1078567A (en) | Atomization | |
| CA2384120A1 (en) | Method and device for atomizing molten metals | |
| ZA200405477B (en) | Method for producing particle shaped material | |
| WO2007091102A1 (en) | Kinetic spraying apparatus and method | |
| US4971133A (en) | Method to reduce porosity in a spray cast deposit | |
| Schade et al. | Atomization | |
| Dixon | Atomizing molten metals—a review | |
| EP0543017B1 (de) | Verfahren und vorrichtung zur herstellung von metallpulver | |
| US6803016B2 (en) | Device for atomizing and granulating liquid slags | |
| JP2004107740A (ja) | 水アトマイズ法による金属粉末の製造方法及び製造装置、金属粉末、並びに部品 | |
| JP2969754B2 (ja) | 金属粉末製造装置 |