FR2408414A1 - Procede pour la preparation de granules de metaux a bas point de fusion - Google Patents

Procede pour la preparation de granules de metaux a bas point de fusion

Info

Publication number
FR2408414A1
FR2408414A1 FR7831824A FR7831824A FR2408414A1 FR 2408414 A1 FR2408414 A1 FR 2408414A1 FR 7831824 A FR7831824 A FR 7831824A FR 7831824 A FR7831824 A FR 7831824A FR 2408414 A1 FR2408414 A1 FR 2408414A1
Authority
FR
France
Prior art keywords
preparation
melting point
low melting
point metal
metal
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.)
Pending
Application number
FR7831824A
Other languages
English (en)
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.)
Mizusawa Industrial Chemicals Ltd
Original Assignee
Mizusawa Industrial Chemicals Ltd
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 Mizusawa Industrial Chemicals Ltd filed Critical Mizusawa Industrial Chemicals Ltd
Publication of FR2408414A1 publication Critical patent/FR2408414A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/06—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a liquid medium
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Glanulating (AREA)

Abstract

PROCEDE POUR LA PREPARATION DE GRANULES DE METAUX A BAS POINT DE FUSION AYANT UNE FORME SENSIBLEMENT SPHERIQUE ET DE DIMENSION UNIFORME. CE PROCEDE CONSISTE A PROJETER UNE MASSE FONDUE DU METAL SOUS FORME DE JETS FINS DANS UNE PHASE GAZEUSE DANS DES CONDITIONS PROVOQUANT UN FRACTIONNEMENT DE LA MASSE FONDUE ET A INTRODUIRE LES JETS FINS DE METAL FONDU DANS UNE PHASE LIQUIDE DE COLLECTE DE MANIERE QUE LA VITESSE DES JETS DE METAL FONDU JUSTE AU-DESSUS DE LA SURFACE DU LIQUIDE SOIT COMPRISE ENTRE 50 ET 300CMS. APPLICATION NOTAMMENT A LA FABRICATION DE GRANULES DE PLOMB.
FR7831824A 1977-11-12 1978-11-10 Procede pour la preparation de granules de metaux a bas point de fusion Pending FR2408414A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13590777A JPS5468764A (en) 1977-11-12 1977-11-12 Production of particulate article comprising low melting metal

Publications (1)

Publication Number Publication Date
FR2408414A1 true FR2408414A1 (fr) 1979-06-08

Family

ID=15162608

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7831824A Pending FR2408414A1 (fr) 1977-11-12 1978-11-10 Procede pour la preparation de granules de metaux a bas point de fusion

Country Status (10)

Country Link
US (1) US4450885A (fr)
JP (1) JPS5468764A (fr)
BE (1) BE871926A (fr)
CA (1) CA1132315A (fr)
DE (1) DE2847713C2 (fr)
FR (1) FR2408414A1 (fr)
GB (1) GB2007724B (fr)
IT (1) IT1100488B (fr)
MX (1) MX151234A (fr)
NL (1) NL7811182A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048713B1 (fr) * 1979-12-21 1983-12-28 Extramet Procede de fabrication de granules metalliques, produits obtenus et dispositif pour la mise en oeuvre de ce procede

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3538267A1 (de) * 1984-12-21 1986-06-26 Rudolf Dipl.-Ing. 4048 Grevenbroich Koppatz Verfahren und vorrichtung zur herstellung von metallgranalien
CA1315055C (fr) * 1986-03-10 1993-03-30 John Joseph Fischer Procede de pulverisation
JPS63290210A (ja) * 1987-05-20 1988-11-28 Uchihashi Estec Co Ltd 金属粉体の製造方法
DE3735787A1 (de) * 1987-09-22 1989-03-30 Stiftung Inst Fuer Werkstoffte Verfahren und vorrichtung zum zerstaeuben mindestens eines strahls eines fluessigen stoffs, vorzugsweise geschmolzenen metalls
GB8725349D0 (en) * 1987-10-29 1987-12-02 Am & S Europ Ltd Metal shot
NO177987C (no) * 1993-05-14 1996-01-03 Norsk Hydro As Fremgangsmåte og apparat for fremstilling av metallgranuler
DE10120612A1 (de) * 2001-04-26 2002-11-21 Omg Ag & Co Kg Verfahren und Vorrichtung zur Herstellung von kugelförmigen Metallteilchen
US10471512B2 (en) * 2014-06-16 2019-11-12 Commonwealth Scientific And Industrial Research Organisation Method of producing a powder product
US20190217391A1 (en) * 2018-01-12 2019-07-18 Hammond Group, Inc. Methods for forming metal-containing particles in barton reactors and for retrofitting barton reactors

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2510574A (en) * 1947-06-07 1950-06-06 Remington Arms Co Inc Process of forming spherical pellets

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1960492A (en) * 1932-09-19 1934-05-29 Frances E Kahn Kitchen utensil
US2193664A (en) * 1936-09-03 1940-03-12 Remington Arms Co Inc Ammunition
DE1558356A1 (de) * 1966-02-03 1970-07-23 Horn Dr Lutz Mittels Ultraschalleinwirkung auf eine Metallschmelze durch Zerstaeubung des Metalls hergestelltes Pulver und Verfahren zu seiner Herstellung
US3719733A (en) * 1970-12-03 1973-03-06 Monsanto Co Method for producing spherical particles having a narrow size distribution
US3719732A (en) * 1970-12-17 1973-03-06 Grace W R & Co Method for producing aluminum alloy shaped particles and active raney catalysts therefrom
US3840623A (en) * 1971-06-01 1974-10-08 Steel Corp Atomization of liquid materials and the subsequent quenching thereof
JPS5030781A (fr) * 1973-07-21 1975-03-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2510574A (en) * 1947-06-07 1950-06-06 Remington Arms Co Inc Process of forming spherical pellets

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048713B1 (fr) * 1979-12-21 1983-12-28 Extramet Procede de fabrication de granules metalliques, produits obtenus et dispositif pour la mise en oeuvre de ce procede
US4428894A (en) 1979-12-21 1984-01-31 Extramet Method of production of metallic granules, products obtained and a device for the application of the said method

Also Published As

Publication number Publication date
DE2847713C2 (de) 1984-07-05
IT7829630A0 (it) 1978-11-09
JPS5615762B2 (fr) 1981-04-13
DE2847713A1 (de) 1979-05-17
NL7811182A (nl) 1979-05-15
JPS5468764A (en) 1979-06-02
IT1100488B (it) 1985-09-28
BE871926A (fr) 1979-03-01
US4450885A (en) 1984-05-29
MX151234A (es) 1984-10-18
GB2007724B (en) 1982-05-19
GB2007724A (en) 1979-05-23
CA1132315A (fr) 1982-09-28

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