SE514437C2 - Sätt att spraytorka pulver för hårdmetall och liknande - Google Patents

Sätt att spraytorka pulver för hårdmetall och liknande

Info

Publication number
SE514437C2
SE514437C2 SE9803289A SE9803289A SE514437C2 SE 514437 C2 SE514437 C2 SE 514437C2 SE 9803289 A SE9803289 A SE 9803289A SE 9803289 A SE9803289 A SE 9803289A SE 514437 C2 SE514437 C2 SE 514437C2
Authority
SE
Sweden
Prior art keywords
slurry
impact surface
obliquely
disc
droplet
Prior art date
Application number
SE9803289A
Other languages
English (en)
Swedish (sv)
Other versions
SE9803289L (sv
SE9803289D0 (sv
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
Priority to SE9803289A priority Critical patent/SE514437C2/sv
Publication of SE9803289D0 publication Critical patent/SE9803289D0/xx
Priority to EP03022041A priority patent/EP1384791B1/en
Priority to PCT/SE1999/001698 priority patent/WO2000018529A1/en
Priority to AT03022041T priority patent/ATE366828T1/de
Priority to IL14214699A priority patent/IL142146A0/xx
Priority to DE69914627T priority patent/DE69914627D1/de
Priority to AT99952870T priority patent/ATE258833T1/de
Priority to DE69936548T priority patent/DE69936548T2/de
Priority to JP2000572039A priority patent/JP2002525433A/ja
Priority to EP99952870A priority patent/EP1135228B1/en
Priority to US09/787,718 priority patent/US6634568B1/en
Publication of SE9803289L publication Critical patent/SE9803289L/xx
Publication of SE514437C2 publication Critical patent/SE514437C2/sv
Priority to US10/646,702 priority patent/US7036748B2/en

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, i.e. the spraying being effected by centrifugal forces
    • 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, i.e. the spraying being effected by centrifugal forces 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, i.e. the spraying being effected by centrifugal forces
    • 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, i.e. the spraying being effected by centrifugal forces 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, i.e. the spraying being effected by centrifugal forces 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
    • 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
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Drying Of Solid Materials (AREA)
  • Powder Metallurgy (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Centrifugal Separators (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Products (AREA)
SE9803289A 1998-09-25 1998-09-25 Sätt att spraytorka pulver för hårdmetall och liknande SE514437C2 (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE9803289A SE514437C2 (sv) 1998-09-25 1998-09-25 Sätt att spraytorka pulver för hårdmetall och liknande
US09/787,718 US6634568B1 (en) 1998-09-25 1999-09-24 Method and means for drying cemented carbide and similar
AT99952870T ATE258833T1 (de) 1998-09-25 1999-09-24 Verfahren und vorrichtung zum trocknen von zementiertem karbid und ähnlichem
PCT/SE1999/001698 WO2000018529A1 (en) 1998-09-25 1999-09-24 Method and means for drying cemented carbide and similar
AT03022041T ATE366828T1 (de) 1998-09-25 1999-09-24 Metallpulvermischung aus zementiertem karbid
IL14214699A IL142146A0 (en) 1998-09-25 1999-09-24 Method and means for drying cemented carbide and similar
DE69914627T DE69914627D1 (de) 1998-09-25 1999-09-24 Verfahren und vorrichtung zum trocknen von zementiertem karbid und ähnlichem
EP03022041A EP1384791B1 (en) 1998-09-25 1999-09-24 Powder mixtures of cemented carbide
DE69936548T DE69936548T2 (de) 1998-09-25 1999-09-24 Metallpulvermischung aus zementiertem Karbid
JP2000572039A JP2002525433A (ja) 1998-09-25 1999-09-24 超硬合金粉末をおよび類似材料を乾燥する方法及び装置
EP99952870A EP1135228B1 (en) 1998-09-25 1999-09-24 Method and means for drying cemented carbide and similar
US10/646,702 US7036748B2 (en) 1998-09-25 2003-08-25 Method and apparatus for the drying of cemented carbide powder and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9803289A SE514437C2 (sv) 1998-09-25 1998-09-25 Sätt att spraytorka pulver för hårdmetall och liknande

Publications (3)

Publication Number Publication Date
SE9803289D0 SE9803289D0 (sv) 1998-09-25
SE9803289L SE9803289L (sv) 2000-03-26
SE514437C2 true SE514437C2 (sv) 2001-02-26

Family

ID=20412748

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9803289A SE514437C2 (sv) 1998-09-25 1998-09-25 Sätt att spraytorka pulver för hårdmetall och liknande

Country Status (8)

Country Link
US (2) US6634568B1 (ja)
EP (2) EP1384791B1 (ja)
JP (1) JP2002525433A (ja)
AT (2) ATE258833T1 (ja)
DE (2) DE69914627D1 (ja)
IL (1) IL142146A0 (ja)
SE (1) SE514437C2 (ja)
WO (1) WO2000018529A1 (ja)

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 (ja) 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
CA1101017A (en) * 1977-09-14 1981-05-12 Edward J. Bals Rotary atomiser with stacked cones
IL55501A0 (en) * 1977-09-14 1978-12-17 Bals Edward Julius Ratary atomiser
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
RU2142413C1 (ru) * 1993-11-25 1999-12-10 Сумитомо Кемикал Компани, Лимитед Способ получения порошкообразной альфа-окиси алюминия

Also Published As

Publication number Publication date
US20040050957A1 (en) 2004-03-18
DE69914627D1 (de) 2004-03-11
US6634568B1 (en) 2003-10-21
DE69936548D1 (de) 2007-08-23
ATE366828T1 (de) 2007-08-15
EP1135228B1 (en) 2004-02-04
US7036748B2 (en) 2006-05-02
SE9803289L (sv) 2000-03-26
EP1384791A3 (en) 2005-04-27
EP1135228A1 (en) 2001-09-26
SE9803289D0 (sv) 1998-09-25
WO2000018529A1 (en) 2000-04-06
IL142146A0 (en) 2002-03-10
EP1384791B1 (en) 2007-07-11
EP1384791A2 (en) 2004-01-28
DE69936548T2 (de) 2008-03-13
JP2002525433A (ja) 2002-08-13
ATE258833T1 (de) 2004-02-15

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Legal Events

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NUG Patent has lapsed