BRPI0908190A2 - Iron ore pellet production method - Google Patents

Iron ore pellet production method

Info

Publication number
BRPI0908190A2
BRPI0908190A2 BRPI0908190-9A BRPI0908190A BRPI0908190A2 BR PI0908190 A2 BRPI0908190 A2 BR PI0908190A2 BR PI0908190 A BRPI0908190 A BR PI0908190A BR PI0908190 A2 BRPI0908190 A2 BR PI0908190A2
Authority
BR
Brazil
Prior art keywords
production method
iron ore
pellet production
ore pellet
iron
Prior art date
Application number
BRPI0908190-9A
Other languages
Portuguese (pt)
Inventor
Takeshi Maki
Nobuhiro Hasegawa
Mitsuru Sakamoto
Nobuyuki Iwasaki
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of BRPI0908190A2 publication Critical patent/BRPI0908190A2/en
Publication of BRPI0908190B1 publication Critical patent/BRPI0908190B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/16—Sintering; Agglomerating
    • C22B1/22—Sintering; Agglomerating in other sintering apparatus
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/2413—Binding; Briquetting ; Granulating enduration of pellets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
    • F27B7/2016—Arrangements of preheating devices for the charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
    • F27B7/20—Details, accessories or equipment specially adapted for rotary-drum furnaces
    • F27B7/38—Arrangements of cooling devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BRPI0908190A 2008-03-27 2009-03-09 Iron ore pellet production method BRPI0908190B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008084178A JP4355748B2 (en) 2008-03-27 2008-03-27 Method for producing iron ore pellets
PCT/JP2009/054431 WO2009119291A1 (en) 2008-03-27 2009-03-09 Method for producing iron ore pellet

Publications (2)

Publication Number Publication Date
BRPI0908190A2 true BRPI0908190A2 (en) 2015-08-25
BRPI0908190B1 BRPI0908190B1 (en) 2017-05-30

Family

ID=41113490

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0908190A BRPI0908190B1 (en) 2008-03-27 2009-03-09 Iron ore pellet production method

Country Status (6)

Country Link
JP (1) JP4355748B2 (en)
CN (1) CN101932738B (en)
BR (1) BRPI0908190B1 (en)
RU (1) RU2459878C2 (en)
UA (1) UA94202C2 (en)
WO (1) WO2009119291A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2487213B1 (en) 2009-10-09 2016-04-20 Mitsubishi Materials Electronic Chemicals Co., Ltd. Conductive coating film-forming agent, production method for same, and molded article using same
CN102175073B (en) * 2011-02-24 2012-08-08 中冶北方工程技术有限公司 Iron ore concentrate drying device and method for pelletizing
KR101424913B1 (en) * 2013-01-31 2014-08-01 현대제철 주식회사 Apparatus for iron ore pellet manufacturing simulation
CN104748558B (en) * 2013-12-27 2017-01-18 中冶长天国际工程有限责任公司 Tailing preheating device of reduction kiln
JP6367772B2 (en) * 2015-07-29 2018-08-01 株式会社神戸製鋼所 Sintered pellet manufacturing equipment
JP6368693B2 (en) * 2015-07-29 2018-08-01 株式会社神戸製鋼所 Sintered pellet manufacturing equipment
BR102015027270A2 (en) * 2015-10-27 2017-05-02 Vale S/A process for reducing ore moisture in conveyor belts and transfer kicks; transfer kick for ore transport; ore conveyor belt
JP6578240B2 (en) * 2016-04-28 2019-09-18 株式会社神戸製鋼所 Method for reducing the amount of sulfur oxides contained in exhaust gas from iron ore pellet manufacturing equipment
US10995991B2 (en) 2017-09-27 2021-05-04 Andritz Inc. Process for reducing ringing in lime kilns
CN110487065B (en) * 2019-09-26 2024-06-11 中冶北方（大连）工程技术有限公司 Chain grate machine preheating two-stage hot air supply system and temperature regulation method
JP7678311B2 (en) * 2021-08-30 2025-05-16 日本製鉄株式会社 Manufacturing method for fired iron ore pellets
AU2021463384A1 (en) 2021-09-09 2023-09-28 Fct Combustão Brasil Importação E Exportação Ltda Low nox emission burner and operating method for reducing nox formation applied to an iron ore pellet sintering and/or hardening method
US20260043108A1 (en) * 2022-09-02 2026-02-12 Jfe Steel Corporation Method for producing iron ore pellet
WO2026042531A1 (en) * 2024-08-23 2026-02-26 日本製鉄株式会社 Method for producing iron ore fired pellets

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA977974A (en) * 1972-10-04 1975-11-18 Robert F. Cnare Process for heat treating magnetite with heat recuperation from cooling final product
JPS52156104A (en) * 1976-06-22 1977-12-26 Kobe Steel Ltd Production of pellets
JPH11325740A (en) * 1998-05-08 1999-11-26 Kobe Steel Ltd Grate kiln iron ore pellet firing device
JPH11337264A (en) * 1998-05-27 1999-12-10 Daido Steel Co Ltd Rotary hearth furnace
JP2005060762A (en) * 2003-08-11 2005-03-10 Kobe Steel Ltd Method and apparatus for manufacturing iron ore pellet
JP4233047B2 (en) * 2004-10-22 2009-03-04 株式会社神戸製鋼所 Structure of burner for pelletizing furnace
CN1621541A (en) * 2004-12-14 2005-06-01 白俊卿 Process for preparing pellet from high-grade ironstone by using direct dry method

Also Published As

Publication number Publication date
CN101932738B (en) 2012-10-10
RU2010143867A (en) 2012-05-10
JP2009235507A (en) 2009-10-15
BRPI0908190B1 (en) 2017-05-30
CN101932738A (en) 2010-12-29
RU2459878C2 (en) 2012-08-27
WO2009119291A1 (en) 2009-10-01
JP4355748B2 (en) 2009-11-04
UA94202C2 (en) 2011-04-11

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 13A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2661 DE 04-01-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.