EA201491633A1 - METHOD AND DEVICE FOR OBTAINING STRENGTHENED GRANULES FROM IRON-CONTAINING PARTICLES - Google Patents

METHOD AND DEVICE FOR OBTAINING STRENGTHENED GRANULES FROM IRON-CONTAINING PARTICLES

Info

Publication number
EA201491633A1
EA201491633A1 EA201491633A EA201491633A EA201491633A1 EA 201491633 A1 EA201491633 A1 EA 201491633A1 EA 201491633 A EA201491633 A EA 201491633A EA 201491633 A EA201491633 A EA 201491633A EA 201491633 A1 EA201491633 A1 EA 201491633A1
Authority
EA
Eurasian Patent Office
Prior art keywords
granules
iron
containing particles
fluidized bed
fed
Prior art date
Application number
EA201491633A
Other languages
Russian (ru)
Other versions
EA025984B1 (en
Inventor
Али-Нагхи Бейзави
Лотар Форманек
Original Assignee
Оутотек (Финлэнд) Ой
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 Оутотек (Финлэнд) Ой filed Critical Оутотек (Финлэнд) Ой
Publication of EA201491633A1 publication Critical patent/EA201491633A1/en
Publication of EA025984B1 publication Critical patent/EA025984B1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/14Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24Binding; Briquetting ; Granulating
    • C22B1/242Binding; Briquetting ; Granulating with binders
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/14Agglomerating; Briquetting; Binding; Granulating
    • C22B1/16Sintering; Agglomerating
    • C22B1/22Sintering; Agglomerating in other sintering apparatus
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

При получении упрочненных гранул из железосодержащих частиц, железосодержащие частицы смешивают по меньшей мере с одним связующим и водой с получением смеси, смесь гранулируют и гранулы подают в реактор с псевдоожиженным слоем для упрочнения. Для уменьшения количества пыли, образующейся в результате истирания на последующих стадиях обработки, в реактор с псевдоожиженным слоем подают еще влажные гранулы в месте наибольшего нагрева псевдоожиженного слоя.Upon receipt of the reinforced granules from iron-containing particles, the iron-containing particles are mixed with at least one binder and water to obtain a mixture, the mixture is granulated and the granules are fed into a fluidized bed reactor for hardening. In order to reduce the amount of dust resulting from abrasion in subsequent processing steps, still wet granules are fed into the fluidized bed reactor at the place where the fluidized bed is most heated.

EA201491633A 2012-03-20 2013-03-07 Process and apparatus for producing hardened granules from iron-containing particles EA025984B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012005454.8A DE102012005454B4 (en) 2012-03-20 2012-03-20 Method and device for producing hardened granules from iron-containing particles
PCT/EP2013/054558 WO2013139606A1 (en) 2012-03-20 2013-03-07 Process and apparatus for producing hardened granules from iron-containing particles

Publications (2)

Publication Number Publication Date
EA201491633A1 true EA201491633A1 (en) 2015-03-31
EA025984B1 EA025984B1 (en) 2017-02-28

Family

ID=47884305

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201491633A EA025984B1 (en) 2012-03-20 2013-03-07 Process and apparatus for producing hardened granules from iron-containing particles

Country Status (7)

Country Link
CN (1) CN104204244B (en)
AU (1) AU2013234571B2 (en)
DE (1) DE102012005454B4 (en)
EA (1) EA025984B1 (en)
IN (1) IN2014MN01929A (en)
WO (1) WO2013139606A1 (en)
ZA (1) ZA201406402B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240124676A1 (en) * 2022-10-17 2024-04-18 Ut-Battelle, Llc Recycled polymer granulate for additive manufacturing and compression molding

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1262311B (en) 1962-06-30 1968-03-07 Metallgesellschaft Ag Method and device for reducing iron oxides (concentrates) to sponge iron
US3984229A (en) * 1970-04-20 1976-10-05 Boliden Aktiebolag Method for producing coarse powder, hardened iron oxide material from finely divided raw material substantially consisting of hematite and/or magnetite
DE2517543C2 (en) 1975-04-21 1985-12-12 Board Of Control Of Michigan Technological University, Houghton, Mich. Process for producing hardened agglomerates from metallurgical dust
SE439327B (en) * 1980-12-08 1985-06-10 Bostroem Olle PROCEDURE FOR THE PREPARATION OF A SUBSTANCE IN SUCCESSION CHARGES
JPS63103851A (en) 1986-10-21 1988-05-09 電気化学工業株式会社 Binder for fine powder iron ore solidification
DE4437549C2 (en) * 1994-10-20 1996-08-08 Metallgesellschaft Ag Process for producing metallic iron from fine-grained iron ore
GB9604927D0 (en) 1996-03-08 1996-05-08 Allied Colloids Ltd Activation of swelling clays and processes of using the activated clays
DE19718136C2 (en) 1997-04-30 2003-02-13 Outokumpu Oy Process for the thermal treatment of granular iron ore before reduction
CA2251339A1 (en) 1997-10-30 1999-04-30 Hidetoshi Tanaka Method of producing iron oxide pellets
US6802886B2 (en) 2000-06-05 2004-10-12 Midrex Technologies, Inc. Method of producing a metallized briquette
DE102007030394A1 (en) 2007-06-29 2009-01-08 Outotec Oyj Thermal treatment of sulfide ores such as molybdenite to produce molybdenum trioxide, by roasting enriched ore concentrate in first reactor, separating the solids in separator, and converting the solid to metallic oxide in second reactor
AT507261B1 (en) * 2008-09-11 2010-09-15 Siemens Vai Metals Tech Gmbh PROCESS FOR THE PREPARATION OF AGGLOMERATES

Also Published As

Publication number Publication date
CN104204244A (en) 2014-12-10
ZA201406402B (en) 2015-12-23
AU2013234571B2 (en) 2015-09-10
CN104204244B (en) 2017-03-01
EA025984B1 (en) 2017-02-28
DE102012005454A1 (en) 2013-09-26
WO2013139606A1 (en) 2013-09-26
AU2013234571A1 (en) 2014-09-18
DE102012005454B4 (en) 2020-06-18
IN2014MN01929A (en) 2015-07-10

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Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KG TJ TM