TW357193B - Manufacturing method of reduced iron and the apparatus - Google Patents

Manufacturing method of reduced iron and the apparatus

Info

Publication number
TW357193B
TW357193B TW086116743A TW86116743A TW357193B TW 357193 B TW357193 B TW 357193B TW 086116743 A TW086116743 A TW 086116743A TW 86116743 A TW86116743 A TW 86116743A TW 357193 B TW357193 B TW 357193B
Authority
TW
Taiwan
Prior art keywords
furnace
reduced iron
manufacturing
reduction agent
powder
Prior art date
Application number
TW086116743A
Other languages
English (en)
Inventor
Yasuo Kamei
Takazo Kawaguchi
Hideyuki Yamaoka
Yoshihisa Nakamura
Original Assignee
Sumitomo Metal Ind
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
Priority claimed from JP31431696A external-priority patent/JP3355967B2/ja
Priority claimed from JP32995096A external-priority patent/JP3379360B2/ja
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Application granted granted Critical
Publication of TW357193B publication Critical patent/TW357193B/zh

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/14—Agglomerating; Briquetting; Binding; Granulating
    • 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
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
TW086116743A 1996-11-11 1997-11-10 Manufacturing method of reduced iron and the apparatus TW357193B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31431696A JP3355967B2 (ja) 1996-11-11 1996-11-11 還元鉄の製造方法
JP32995096A JP3379360B2 (ja) 1996-12-10 1996-12-10 溶銑製造方法

Publications (1)

Publication Number Publication Date
TW357193B true TW357193B (en) 1999-05-01

Family

ID=26567903

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086116743A TW357193B (en) 1996-11-11 1997-11-10 Manufacturing method of reduced iron and the apparatus

Country Status (7)

Country Link
US (2) US6015527A (zh)
EP (1) EP0896066A4 (zh)
KR (1) KR100327848B1 (zh)
CN (1) CN1055729C (zh)
BR (1) BR9707133A (zh)
TW (1) TW357193B (zh)
WO (1) WO1998021372A1 (zh)

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WO2000076698A1 (en) * 1999-06-11 2000-12-21 Georgia Tech Research Corporation Metallic articles formed by reduction of nonmetallic articles and method of producing metallic articles
JP4287572B2 (ja) 2000-04-26 2009-07-01 株式会社神戸製鋼所 回転式炉床炉
JP3866492B2 (ja) 2000-06-29 2007-01-10 株式会社神戸製鋼所 回転炉床式還元炉の操業方法
JP2002206872A (ja) * 2000-11-10 2002-07-26 Nippon Steel Corp 回転炉床式還元炉、および、その操業方法
EP1340822B1 (en) * 2000-11-10 2008-01-16 Nippon Steel Corporation Method for operating rotary hearth type reducing furnace and rotary hearth type reducing furnace facilities
US6478841B1 (en) 2001-09-12 2002-11-12 Techint Technologies Inc. Integrated mini-mill for iron and steel making
CN100455679C (zh) * 2001-09-27 2009-01-28 新日本制铁株式会社 含氧化金属的成形体的干燥方法、氧化金属的还原方法和回转炉床式金属还原炉
US6689182B2 (en) 2001-10-01 2004-02-10 Kobe Steel, Ltd. Method and device for producing molten iron
US6814924B2 (en) * 2001-10-22 2004-11-09 Kobe Steel, Ltd. Rotary hearth furnace and screw thereof for discharging reduced iron
MY133537A (en) 2002-01-24 2007-11-30 Kobe Steel Ltd Method for making molten iron
AU2003252463A1 (en) * 2002-06-13 2003-12-31 Companhia Brasileira De Metalurgia E Mineracao Method for producing metal powder and formed product of raw material for metal
JP4153281B2 (ja) * 2002-10-08 2008-09-24 株式会社神戸製鋼所 酸化チタン含有スラグの製造方法
JP4490640B2 (ja) * 2003-02-26 2010-06-30 株式会社神戸製鋼所 還元金属の製造方法
CA2570299A1 (en) * 2004-06-12 2005-12-29 Leonard Reiffel Method and apparatus for carrying out a metallurgical process
US8470068B2 (en) * 2004-12-07 2013-06-25 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
DE602005024184D1 (de) * 2005-05-10 2010-11-25 Nippon Steel Corp Verfahren zur vorbehandlung von ausgangsstoffen zum sintern
EP1893779A1 (en) * 2005-06-13 2008-03-05 Umicore Separation of metal values in zinc leaching residues
US7632330B2 (en) * 2006-03-13 2009-12-15 Michigan Technological University Production of iron using environmentally-benign renewable or recycled reducing agents
US20070251143A1 (en) * 2006-04-26 2007-11-01 Slane Energy, Llc Synthetic fuel pellet and methods
US8021460B2 (en) * 2006-07-26 2011-09-20 Nu-Iron Technology, Llc System and method for producing metallic iron nodules
KR100778684B1 (ko) * 2006-12-19 2007-11-22 주식회사 포스코 환원철의 제조 방법
US20110017016A1 (en) * 2007-01-12 2011-01-27 Nu-Iron Technology, Llc System and method for cooling and removing iron from a hearth
JP2009019786A (ja) * 2007-07-10 2009-01-29 Kobe Steel Ltd 回転炉床式還元炉の排ガス処理装置および方法
JP4317580B2 (ja) * 2007-09-14 2009-08-19 新日本製鐵株式会社 還元鉄ペレットの製造方法及び銑鉄の製造方法
US20110036204A1 (en) * 2008-04-25 2011-02-17 Jfe Steel Corporation Method for producing reduced iron
KR101302793B1 (ko) * 2009-05-15 2013-09-02 가부시키가이샤 고베 세이코쇼 고밀도 환원철의 제조방법 및 고밀도 환원철의 제조장치
US8790442B2 (en) 2009-09-29 2014-07-29 Nu-Iron Technology Llc System and method for producing metallic iron
AT509072B1 (de) * 2010-04-19 2011-06-15 Siemens Vai Metals Tech Gmbh Bentonit-gebundene presslinge unterkörniger oxidischer eisenträger
CA2803815A1 (en) * 2010-08-30 2012-03-08 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Method for producing granular metallic iron
US8287621B2 (en) 2010-12-22 2012-10-16 Nu-Iron Technology, Llc Use of bimodal carbon distribution in compacts for producing metallic iron nodules
CN102407339A (zh) * 2011-12-05 2012-04-11 哈尔滨东盛金属材料有限公司 一种低碳低硫还原铁粉的制备方法
CN104136633B (zh) * 2012-02-28 2016-05-11 株式会社神户制钢所 还原铁团块的制造方法
CN105264099B (zh) * 2013-06-03 2018-05-29 米德雷克斯技术公司 用于在双联炉中制造铬铁的方法和系统
EP3152278A2 (en) * 2014-06-05 2017-04-12 Somerset Coal International Fine particle coal, and systems, apparatuses, and methods for collecting and using the same
CN107429310B (zh) * 2015-03-17 2019-12-20 高丽大学校产学协力团 磁铁矿基烧结矿及其生产方法
KR101704351B1 (ko) * 2016-07-06 2017-02-08 서울대학교산학협력단 전해채취법을 이용한 환원철 제조방법 및 이에 따라 제조된 환원철
CN106238745A (zh) * 2016-08-19 2016-12-21 朝阳金河粉末冶金材料有限公司 利用板带炉低温生产还原铁粉的方法
CN110491454B (zh) * 2019-08-09 2022-11-18 中冶赛迪工程技术股份有限公司 一种高炉冶炼成本管理方法、系统及计算机可存储介质
JP7533321B2 (ja) * 2021-03-31 2024-08-14 Ｊｆｅスチール株式会社 還元鉄の製造方法および還元鉄の製造装置
CN114543553B (zh) * 2022-03-24 2023-06-30 重庆科技学院 一种间歇式的循环流化床锅炉底渣余热回收耦合co2固定装置

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US3762920A (en) * 1969-04-15 1973-10-02 Univ Swansea Reduction of ores
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GB1317104A (en) * 1971-01-29 1973-05-16 Fordath Ltd Manufacture of steel strip
US3988012A (en) * 1972-02-16 1976-10-26 Emile Joseph Jemal Rotary hearth
JPS5291721A (en) * 1976-01-29 1977-08-02 Nissho Iwai Co Ltd Production of sponge iron and reduction furnace of it
US4701214A (en) * 1986-04-30 1987-10-20 Midrex International B.V. Rotterdam Method of producing iron using rotary hearth and apparatus
JPH0723490B2 (ja) * 1987-03-04 1995-03-15 住友金属工業株式会社 溶銑の回分式製造方法
JP2638861B2 (ja) * 1987-11-30 1997-08-06 日本鋼管株式会社 溶融環元法
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US5972066A (en) * 1997-04-22 1999-10-26 Iron Dynamics, Inc. Mixed bed iron reduction process

Also Published As

Publication number Publication date
US6284017B1 (en) 2001-09-04
EP0896066A1 (en) 1999-02-10
US6015527A (en) 2000-01-18
WO1998021372A1 (fr) 1998-05-22
KR100327848B1 (ko) 2002-08-19
CN1207139A (zh) 1999-02-03
BR9707133A (pt) 1999-05-18
KR19990076960A (ko) 1999-10-25
EP0896066A4 (en) 2000-07-19
CN1055729C (zh) 2000-08-23

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