GB1051334A - - Google Patents

Info

Publication number
GB1051334A
GB1051334A GB1051334DA GB1051334A GB 1051334 A GB1051334 A GB 1051334A GB 1051334D A GB1051334D A GB 1051334DA GB 1051334 A GB1051334 A GB 1051334A
Authority
GB
United Kingdom
Prior art keywords
particles
fed
chamber
flame
swirling
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
Application number
Other languages
English (en)
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.)
Publication date
Publication of GB1051334A publication Critical patent/GB1051334A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50—Mixing liquids with solids
    • 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
    • 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
    • B01J2/04—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 gaseous 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical particles
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Silicon Compounds (AREA)
GB1051334D 1962-08-01 Expired GB1051334A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA623266 1962-08-01

Publications (1)

Publication Number Publication Date
GB1051334A true GB1051334A (es) 1900-01-01

Family

ID=25560680

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1051334D Expired GB1051334A (es) 1962-08-01

Country Status (6)

Country Link
US (1) US3272615A (es)
AT (1) AT251546B (es)
DE (1) DE1254129B (es)
FR (1) FR1365684A (es)
GB (1) GB1051334A (es)
LU (1) LU44172A1 (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2107946B2 (de) * 1971-02-19 1979-04-12 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung glatter und abgerundeter Ferrosiliciumteilchen
US4028447A (en) * 1973-04-26 1977-06-07 Agway, Inc. Method of prilling material
US4238430A (en) * 1979-07-30 1980-12-09 United States Vacuumite Corporation Method for forming expanded cellular volcanic ash
US4264354A (en) * 1979-07-31 1981-04-28 Cheetham J J Method of making spherical dental alloy powders
JPS616142A (ja) * 1984-06-21 1986-01-11 Nippon Sheet Glass Co Ltd 中空ガラス球の製造方法
US4702799A (en) * 1985-09-03 1987-10-27 Nestec S.A. Dryer and drying method
US4816067A (en) * 1988-06-20 1989-03-28 Gte Products Corporation Process for producing fine spherical particles
FR2690638B1 (fr) * 1992-05-04 1997-04-04 Plasma Technik Sa Procede et dispositif pour l'obtention de poudres a plusieurs composants et susceptibles d'etre projetees.
US5611833A (en) * 1992-08-26 1997-03-18 Mg Industries Method and apparatus for producing spheroidal glass particles
WO1995029134A1 (en) * 1994-04-25 1995-11-02 Minnesota Mining And Manufacturing Company Compositions comprising fused particulates and methods of making them
US5558822A (en) * 1995-08-16 1996-09-24 Gas Research Institute Method for production of spheroidized particles
US6045913A (en) * 1995-11-01 2000-04-04 Minnesota Mining And Manufacturing Company At least partly fused particulates and methods of making them by flame fusion
US6254981B1 (en) 1995-11-02 2001-07-03 Minnesota Mining & Manufacturing Company Fused glassy particulates obtained by flame fusion
JP4606138B2 (ja) * 2004-11-30 2011-01-05 花王株式会社 無機質球状化粒子製造装置
EP1930071A1 (de) * 2006-12-06 2008-06-11 ECKA Granulate GmbH & Ko. KG Verfahren zur Herstellung von Partikeln aus fliessfähigem Material und Verdüsungsanlage dafür
US8057203B2 (en) 2008-10-02 2011-11-15 Gap Engineering LLC Pyrospherelator

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2451546A (en) * 1945-06-25 1948-10-19 Harold R Forton Method and apparatus for forming a powder from metals
US2530345A (en) * 1947-04-02 1950-11-14 Standard Oil Dev Co Preparation of a spheroidal fischer-tropsch catalyst
US2675295A (en) * 1949-05-12 1954-04-13 Daniels Joseph Process for rapidly and continuously performing a high temperature endothermic reaction between a solid and a gaseous reactant
US3015852A (en) * 1957-04-04 1962-01-09 South African Iron & Steel Process of spheroidizing irregularly shaped particles
US3041672A (en) * 1958-09-22 1962-07-03 Union Carbide Corp Making spheroidal powder
US3093315A (en) * 1959-03-23 1963-06-11 Tachiki Kenkichi Atomization apparatus
US3059860A (en) * 1959-11-17 1962-10-23 Hugo Boskamp Atomizing nozzle assembly
US3062638A (en) * 1961-05-03 1962-11-06 Union Carbide Corp Ultrafine metal powders

Also Published As

Publication number Publication date
LU44172A1 (es) 1963-10-07
AT251546B (de) 1967-01-10
FR1365684A (fr) 1964-07-03
US3272615A (en) 1966-09-13
DE1254129B (de) 1967-11-16

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