ATE258833T1 - Verfahren und vorrichtung zum trocknen von zementiertem karbid und ähnlichem - Google Patents

Verfahren und vorrichtung zum trocknen von zementiertem karbid und ähnlichem

Info

Publication number
ATE258833T1
ATE258833T1 AT99952870T AT99952870T ATE258833T1 AT E258833 T1 ATE258833 T1 AT E258833T1 AT 99952870 T AT99952870 T AT 99952870T AT 99952870 T AT99952870 T AT 99952870T AT E258833 T1 ATE258833 T1 AT E258833T1
Authority
AT
Austria
Prior art keywords
agglomerates
cemented carbide
drying
found
grain size
Prior art date
Application number
AT99952870T
Other languages
English (en)
Inventor
Alf Andersson
Bo Nelander
Ulf Jutterstroem
Original Assignee
Sandvik 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 Sandvik Ab filed Critical Sandvik Ab
Application granted granted Critical
Publication of ATE258833T1 publication Critical patent/ATE258833T1/de

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
    • B01J2/20—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by expressing the material, e.g. through sieves and fragmenting the extruded length
    • 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
    • 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
    • B01J2/14—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating dishes or pans
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B05B3/10—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member
    • B05B3/1007—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member characterised by the rotating member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B05B3/10—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member
    • B05B3/1007—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member characterised by the rotating member
    • B05B3/1014—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member characterised by the rotating member with a spraying edge, e.g. like a cup or a bell
    • 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
    • B22F1/14—Treatment of metallic powder
    • B22F1/148—Agglomerating
    • 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
    • B22F9/026—Spray drying of solutions or suspensions
    • 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)
  • Powder Metallurgy (AREA)
  • Drying Of Solid Materials (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Centrifugal Separators (AREA)
  • Ceramic Products (AREA)
AT99952870T 1998-09-25 1999-09-24 Verfahren und vorrichtung zum trocknen von zementiertem karbid und ähnlichem ATE258833T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9803289A SE514437C2 (sv) 1998-09-25 1998-09-25 Sätt att spraytorka pulver för hårdmetall och liknande
PCT/SE1999/001698 WO2000018529A1 (en) 1998-09-25 1999-09-24 Method and means for drying cemented carbide and similar

Publications (1)

Publication Number Publication Date
ATE258833T1 true ATE258833T1 (de) 2004-02-15

Family

ID=20412748

Family Applications (2)

Application Number Title Priority Date Filing Date
AT03022041T ATE366828T1 (de) 1998-09-25 1999-09-24 Metallpulvermischung aus zementiertem karbid
AT99952870T ATE258833T1 (de) 1998-09-25 1999-09-24 Verfahren und vorrichtung zum trocknen von zementiertem karbid und ähnlichem

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT03022041T ATE366828T1 (de) 1998-09-25 1999-09-24 Metallpulvermischung aus zementiertem karbid

Country Status (8)

Country Link
US (2) US6634568B1 (de)
EP (2) EP1384791B1 (de)
JP (1) JP2002525433A (de)
AT (2) ATE366828T1 (de)
DE (2) DE69936548T2 (de)
IL (1) IL142146A0 (de)
SE (1) SE514437C2 (de)
WO (1) WO2000018529A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5494547A (en) * 1993-05-14 1996-02-27 Dow Corning Corporation Film for packaging having oxygen barrier characteristics
SE9904345D0 (sv) * 1999-12-01 1999-12-01 Ralf Goeran Andersson method and device for producing a coherent layer of even thickness of liquid or melt on a rotating disk
CA2314921A1 (en) * 2000-08-03 2002-02-03 Barry Partington Apparatus and method for producing porous polymer particles
US7017836B1 (en) * 2004-04-16 2006-03-28 Wilevco, Inc. Rotary atomizer coating distribution apparatus
DE102006043581B4 (de) * 2006-09-12 2011-11-03 Artur Wiegand Verfahren und Vorrichtung zur Herstellung einer Hartmetall- oder Cermetmischung
DE102007047411B4 (de) * 2007-10-04 2017-11-16 Peter Walzel Vorrichtung zum Aufteilen von Flüssigkeiten in Rotationszerstäubern
DE102011113854A1 (de) * 2011-09-21 2013-03-21 Durum Verschleißschutz GmbH Hartstoffpulver und Verfahren zur Herstellung von Hartstoffpulver
IN2013CH04500A (de) 2013-10-04 2015-04-10 Kennametal India Ltd
CN113618069B (zh) * 2021-08-13 2023-07-07 四川铭泰顺硬质合金有限公司 一种硬质合金混合料湿磨装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1266501A (en) * 1915-06-14 1918-05-14 Laval Separator Co De Emulsifier.
US1506226A (en) * 1919-12-08 1924-08-26 Samuel M Dick Centrifugal atomizer
US1870099A (en) * 1930-09-01 1932-08-02 Walter B Croan Atomizer
US1994239A (en) * 1931-05-02 1935-03-12 Atmospheric Nitrogen Corp Liquid dispersing device
US3017116A (en) * 1958-07-23 1962-01-16 Edward O Norris Electrostatic spraying device
FR392479A (fr) * 1959-10-26 1908-11-27 Isaac Emerson Palmer Rouleau pour faire circuler les fluides
DE1652390B2 (de) * 1967-05-17 1977-03-17 Ernst Mueller, Luft- u. Farbspritztechnik, 7057 Winnenden Vorrichtung zum elektrostatischen ueberziehen von gegenstaenden mit fluessigem oder pulverfoermigem ueberzugsmaterial
IL55501A0 (en) * 1977-09-14 1978-12-17 Bals Edward Julius Ratary atomiser
CA1101017A (en) * 1977-09-14 1981-05-12 Edward J. Bals Rotary atomiser with stacked cones
US4290993A (en) * 1980-01-10 1981-09-22 Battelle Development Corp. Method and apparatus for making nodule filament fibers
SU931227A1 (ru) * 1980-08-28 1982-05-30 за витель В. И. Тумченок Дисковый распылитель кормовых дрожжей
SE456486B (sv) * 1987-03-27 1988-10-10 Ralf Andersson Sett och anordning for uppdelning av en smelta i droppar
US4776520A (en) * 1987-05-11 1988-10-11 Binks Manufacturing Company Rotary atomizer
US5152458A (en) * 1991-06-13 1992-10-06 Curtis Harold D Automatically adjustable fluid distributor
US5259861A (en) * 1992-03-05 1993-11-09 National Science Council Method for producing rapidly-solidified flake-like metal powder
DE4308842A1 (de) 1993-03-19 1994-09-22 Peter Prof Dr Walzel Verfahren und Vorrichtung zum Zerstäuben von Flüssigkeiten
WO1995014638A1 (fr) * 1993-11-25 1995-06-01 Sumitomo Chemical Company, Limited PROCEDE PERMETTANT DE PRODUIRE DE LA POUDRE D'ALUMINE $g(a)

Also Published As

Publication number Publication date
EP1384791B1 (de) 2007-07-11
EP1135228B1 (de) 2004-02-04
EP1384791A2 (de) 2004-01-28
EP1135228A1 (de) 2001-09-26
IL142146A0 (en) 2002-03-10
JP2002525433A (ja) 2002-08-13
US20040050957A1 (en) 2004-03-18
SE9803289L (sv) 2000-03-26
DE69914627D1 (de) 2004-03-11
DE69936548T2 (de) 2008-03-13
US7036748B2 (en) 2006-05-02
SE9803289D0 (sv) 1998-09-25
WO2000018529A1 (en) 2000-04-06
DE69936548D1 (de) 2007-08-23
EP1384791A3 (de) 2005-04-27
SE514437C2 (sv) 2001-02-26
ATE366828T1 (de) 2007-08-15
US6634568B1 (en) 2003-10-21

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