BRPI0909727A2 - método de produção de ferro reduzido - Google Patents

método de produção de ferro reduzido

Info

Publication number
BRPI0909727A2
BRPI0909727A2 BRPI0909727A BRPI0909727A BRPI0909727A2 BR PI0909727 A2 BRPI0909727 A2 BR PI0909727A2 BR PI0909727 A BRPI0909727 A BR PI0909727A BR PI0909727 A BRPI0909727 A BR PI0909727A BR PI0909727 A2 BRPI0909727 A2 BR PI0909727A2
Authority
BR
Brazil
Prior art keywords
production method
reduced iron
iron production
reduced
production
Prior art date
Application number
BRPI0909727A
Other languages
English (en)
Inventor
Fukuda Kazuhisa
Oonuki Kazuo
Satoh Takanori
Sawai Takashi
Nagai Wataru
Kuwauchi Yuki
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BRPI0909727A2 publication Critical patent/BRPI0909727A2/pt

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
    • C22B1/24—Binding; Briquetting ; Granulating
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
BRPI0909727A 2008-03-31 2009-03-30 método de produção de ferro reduzido BRPI0909727A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008093344 2008-03-31
JP2008306789 2008-12-01
PCT/JP2009/056499 WO2009123115A1 (ja) 2008-03-31 2009-03-30 還元鉄の製造方法

Publications (1)

Publication Number Publication Date
BRPI0909727A2 true BRPI0909727A2 (pt) 2017-10-10

Family

ID=41135489

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0909727A BRPI0909727A2 (pt) 2008-03-31 2009-03-30 método de produção de ferro reduzido

Country Status (7)

Country Link
JP (1) JP4603626B2 (pt)
KR (1) KR101177205B1 (pt)
CN (1) CN101981209B (pt)
AU (1) AU2009232786B2 (pt)
BR (1) BRPI0909727A2 (pt)
TW (1) TWI396749B (pt)
WO (1) WO2009123115A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5503364B2 (ja) * 2010-03-25 2014-05-28 株式会社神戸製鋼所 炭材内装塊成化物およびその製造方法、ならびにそれを用いた還元鉄製造方法
JP5503495B2 (ja) * 2010-03-25 2014-05-28 株式会社神戸製鋼所 炭材内装塊成化物およびその製造方法、ならびにそれを用いた還元鉄製造方法
AU2011230263A1 (en) * 2010-03-25 2012-09-20 Kabushiki Kaisha Kobe Seiko Sho Carbon-material-containing iron oxide briquette composition, method for producing same, and method for producing reduced iron using same
JP5598399B2 (ja) * 2011-03-29 2014-10-01 新日鐵住金株式会社 還元鉄の製造方法
JP6235439B2 (ja) * 2014-09-10 2017-11-22 株式会社神戸製鋼所 粒状金属鉄の製造方法
KR101704351B1 (ko) 2016-07-06 2017-02-08 서울대학교산학협력단 전해채취법을 이용한 환원철 제조방법 및 이에 따라 제조된 환원철
CN106702068B (zh) * 2016-12-16 2018-06-08 唐竹胜 一种宽端面直接还原铁的车转炉装置
AT521739A3 (de) * 2018-09-24 2021-06-15 Anrin Bhattacharyya Verfahren und Vorrichtung zum Recycling von Stahlwerksabfällen aus der Stahlproduktion
EP4477762A4 (en) * 2022-04-11 2025-05-14 JFE Steel Corporation OPERATING METHOD FOR BLAST FURNACE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239530A (en) * 1979-01-10 1980-12-16 Board Of Control Of Michigan Technological University Process for producing metallized iron pellets
JP3502064B2 (ja) 2000-08-30 2004-03-02 株式会社神戸製鋼所 製鉄原料の塊成化物製造方法
JP2002241520A (ja) * 2001-02-13 2002-08-28 Sumitomo Bakelite Co Ltd 積層板の製造方法
JP4762420B2 (ja) * 2001-02-20 2011-08-31 住友重機械工業株式会社 ロータリーキルンを用いた酸化鉄の溶融還元方法
JP4669189B2 (ja) * 2001-06-18 2011-04-13 株式会社神戸製鋼所 粒状金属鉄の製法
JP4116874B2 (ja) 2002-12-05 2008-07-09 株式会社神戸製鋼所 溶鉄の製法
JP4167101B2 (ja) 2003-03-20 2008-10-15 株式会社神戸製鋼所 粒状金属鉄の製法
JP5047468B2 (ja) 2005-03-31 2012-10-10 新日本製鐵株式会社 還元鉄の製造方法

Also Published As

Publication number Publication date
CN101981209B (zh) 2013-06-26
TWI396749B (zh) 2013-05-21
TW200948980A (en) 2009-12-01
AU2009232786A1 (en) 2009-10-08
JPWO2009123115A1 (ja) 2011-07-28
WO2009123115A1 (ja) 2009-10-08
JP4603626B2 (ja) 2010-12-22
KR20100116692A (ko) 2010-11-01
CN101981209A (zh) 2011-02-23
AU2009232786B2 (en) 2013-02-21
KR101177205B1 (ko) 2012-08-24

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06T Formal requirements before examination
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B09A Decision: intention to grant
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time