ATE380886T1 - Verfahren zur herstellung von metallischem eisen - Google Patents

Verfahren zur herstellung von metallischem eisen

Info

Publication number
ATE380886T1
ATE380886T1 AT02770270T AT02770270T ATE380886T1 AT E380886 T1 ATE380886 T1 AT E380886T1 AT 02770270 T AT02770270 T AT 02770270T AT 02770270 T AT02770270 T AT 02770270T AT E380886 T1 ATE380886 T1 AT E380886T1
Authority
AT
Austria
Prior art keywords
carbonaceous material
carbonaceous
powder
reducing
granular
Prior art date
Application number
AT02770270T
Other languages
English (en)
Inventor
Shoichi Kikuchi
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
Application granted granted Critical
Publication of ATE380886T1 publication Critical patent/ATE380886T1/de

Links

Classifications

    • 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
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • 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
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (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)
AT02770270T 2001-11-12 2002-10-25 Verfahren zur herstellung von metallischem eisen ATE380886T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001346675 2001-11-12
JP2002243385A JP4256645B2 (ja) 2001-11-12 2002-08-23 金属鉄の製法

Publications (1)

Publication Number Publication Date
ATE380886T1 true ATE380886T1 (de) 2007-12-15

Family

ID=26624490

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02770270T ATE380886T1 (de) 2001-11-12 2002-10-25 Verfahren zur herstellung von metallischem eisen

Country Status (13)

Country Link
US (1) US7384450B2 (de)
EP (1) EP1445336B1 (de)
JP (1) JP4256645B2 (de)
KR (1) KR100660667B1 (de)
CN (1) CN100491544C (de)
AT (1) ATE380886T1 (de)
AU (1) AU2002336310B2 (de)
CA (1) CA2462669C (de)
DE (1) DE60224080T2 (de)
ES (1) ES2297001T3 (de)
RU (1) RU2278167C2 (de)
TW (1) TW562863B (de)
WO (1) WO2003042415A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI282818B (en) * 2003-01-16 2007-06-21 Kobe Steel Ltd A rotary hearth furnace and iron production method thereby
JP4214157B2 (ja) 2006-04-25 2009-01-28 株式会社神戸製鋼所 溶鉄製造方法および溶鉄製造装置
JP4893347B2 (ja) * 2007-02-02 2012-03-07 Ｊｆｅスチール株式会社 移動型炉床炉の操業方法
WO2011001282A2 (en) 2009-06-29 2011-01-06 Bairong Li Metal reduction processes, metallurgical processes and products and apparatus
JP2011042870A (ja) * 2009-07-21 2011-03-03 Kobe Steel Ltd アルカリ含有製鉄ダストを原料とする還元鉄の製造装置および製造方法
JP5406803B2 (ja) * 2010-08-09 2014-02-05 株式会社神戸製鋼所 粒状金属鉄の製造装置、および粒状金属鉄の製造方法
CA2803815A1 (en) * 2010-08-30 2012-03-08 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Method for producing granular metallic iron
RU2497953C2 (ru) * 2011-12-07 2013-11-10 Владимир Евгеньевич Черных Способ получения гранулированного металлического железа
JP2014167164A (ja) * 2013-02-01 2014-09-11 Kobe Steel Ltd 還元鉄の製造方法
JP6623118B2 (ja) * 2016-05-20 2019-12-18 株式会社神戸製鋼所 還元鉄の製造方法
CN107354257A (zh) * 2017-07-10 2017-11-17 中冶南方工程技术有限公司 一种金属铁的生产方法
CN118287467A (zh) * 2024-02-28 2024-07-05 江苏苏菱铝用阳极有限公司 一种电极开槽粉末回收装置及参配方法

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US3333951A (en) * 1965-06-14 1967-08-01 Mcdowell Wellman Eng Co Metallized pellets
JPS556463A (en) 1978-06-28 1980-01-17 Ishikawajima Harima Heavy Ind Co Ltd Flotation type direct iron making method
US4341598A (en) * 1979-08-14 1982-07-27 Occidental Research Corporation Fluidized coal pyrolysis apparatus
US5186741A (en) * 1991-04-12 1993-02-16 Zia Patent Company Direct reduction process in a rotary hearth furnace
US5575824A (en) * 1995-01-03 1996-11-19 Brown; Charles K. Coal preparation device
AUPN461695A0 (en) * 1995-08-07 1995-08-31 Technological Resources Pty Limited A process for reducing iron oxides
JP3296974B2 (ja) 1996-08-15 2002-07-02 株式会社神戸製鋼所 直接還元法及び回転床炉
JPH10195513A (ja) 1996-12-27 1998-07-28 Kobe Steel Ltd 金属鉄の製法
US6149709A (en) 1997-09-01 2000-11-21 Kabushiki Kaisha Kobe Seiko Sho Method of making iron and steel
BR9806224A (pt) 1997-09-30 2000-04-18 Kawasaki Steel Co Forno de soleira rotativo para reduzir óxidos e seu método operacional.
CA2251339A1 (en) 1997-10-30 1999-04-30 Hidetoshi Tanaka Method of producing iron oxide pellets
TW495552B (en) 1997-12-18 2002-07-21 Kobe Steel Ltd Method of producing reduced iron pellets
JP3403091B2 (ja) * 1998-09-30 2003-05-06 三菱重工業株式会社 回転床式還元炉による湿潤ペレットの還元方法および回転床式還元炉
JP3081581B2 (ja) 1998-03-23 2000-08-28 株式会社神戸製鋼所 高金属化率還元鉄塊成物の製造方法
EP0952230A1 (de) 1998-03-24 1999-10-27 KABUSHIKI KAISHA KOBE SEIKO SHO also known as Kobe Steel Ltd. Verfahren zur Herstellung von reduzierten Eisenagglomeraten
JP2997459B1 (ja) 1998-11-04 2000-01-11 株式会社神戸製鋼所 還元鉄塊成物の製造方法
JP3817969B2 (ja) 1998-05-27 2006-09-06 Ｊｆｅスチール株式会社 還元金属の製造方法
JP4069493B2 (ja) 1998-05-27 2008-04-02 Ｊｆｅスチール株式会社 還元鉄の製造方法
ZA995438B (en) 1998-08-27 2000-03-20 Kobe Steel Ltd Method for operating moving hearth reducing furnace.
US6413295B2 (en) * 1998-11-12 2002-07-02 Midrex International B.V. Rotterdam, Zurich Branch Iron production method of operation in a rotary hearth furnace and improved furnace apparatus
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JP3404309B2 (ja) 1999-01-18 2003-05-06 株式会社神戸製鋼所 還元鉄塊成物の製造方法および製造装置
JP3009661B1 (ja) 1999-01-20 2000-02-14 株式会社神戸製鋼所 還元鉄ペレットの製造方法
US6126718A (en) * 1999-02-03 2000-10-03 Kawasaki Steel Corporation Method of producing a reduced metal, and traveling hearth furnace for producing same
JP2000313910A (ja) * 1999-04-26 2000-11-14 Daido Steel Co Ltd 回転炉床形炉の材料投入装置
CN1219891C (zh) 1999-05-06 2005-09-21 株式会社神户制钢所 直接还原法及回转炉床炉
CN1306045C (zh) 1999-08-30 2007-03-21 株式会社神户制钢所 粒状还原铁原料的供给方法及其装置
CA2322935A1 (en) 1999-10-15 2001-04-15 Kabushiki Kaisha Kobe Seiko Sho Also Known As Kobe Steel, Ltd. Method and apparatus for producing reduced metal
JP2001279313A (ja) 2000-03-30 2001-10-10 Midrex Internatl Bv 溶融金属鉄の製法
RU2228365C2 (ru) 2000-03-30 2004-05-10 Мидрекс Интернэшнл Б.В. Цюрих Бранч Способ получения гранулированного металлического железа, способ получения жидкой стали, способ получения металлического железа, устройство для загрузки вспомогательного исходного материала и устройство для загрузки исходного материала
JP3844941B2 (ja) 2000-03-30 2006-11-15 株式会社神戸製鋼所 調温装置および高温排ガスの調温方法
JP2001288504A (ja) 2000-03-31 2001-10-19 Midrex Internatl Bv 溶融金属鉄の製造方法
TW562860B (en) 2000-04-10 2003-11-21 Kobe Steel Ltd Method for producing reduced iron
JP4287572B2 (ja) 2000-04-26 2009-07-01 株式会社神戸製鋼所 回転式炉床炉
TW539829B (en) 2000-05-19 2003-07-01 Kobe Strrl Ltd Processing method for high-temperature exhaust gas
JP4757982B2 (ja) 2000-06-28 2011-08-24 株式会社神戸製鋼所 粒状金属鉄の歩留まり向上方法
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
US6669756B2 (en) 2000-07-31 2003-12-30 Kabushiki Kaisha Kobe Seiko Sho Discharge apparatus for movable hearth type heat-treatment furnace, its operation method, and method and apparatus for manufacturing molten iron using the same
JP4330257B2 (ja) 2000-08-09 2009-09-16 株式会社神戸製鋼所 金属鉄の製法
JP3828778B2 (ja) 2000-10-27 2006-10-04 新日本製鐵株式会社 回転床炉の操業方法、回転炉床上への塊成物の敷設方法および原料資材供給設備
JP3553873B2 (ja) 2000-12-07 2004-08-11 株式会社神戸製鋼所 還元金属製造用回転式炉床炉及び還元金属の製造方法
US6648942B2 (en) * 2001-01-26 2003-11-18 Midrex International B.V. Rotterdam, Zurich Branch Method of direct iron-making / steel-making via gas or coal-based direct reduction and apparatus
JP4139581B2 (ja) 2001-07-23 2008-08-27 株式会社神戸製鋼所 還元炉の操業方法
JP2003041310A (ja) 2001-07-27 2003-02-13 Kobe Steel Ltd 溶融金属の製造方法
US6689182B2 (en) 2001-10-01 2004-02-10 Kobe Steel, Ltd. Method and device for producing molten iron
JP3679084B2 (ja) 2002-10-09 2005-08-03 株式会社神戸製鋼所 溶融金属製造用原料の製造方法および溶融金属の製造方法

Also Published As

Publication number Publication date
EP1445336B1 (de) 2007-12-12
CN100491544C (zh) 2009-05-27
JP2003213312A (ja) 2003-07-30
KR100660667B1 (ko) 2006-12-21
TW200300174A (en) 2003-05-16
AU2002336310B2 (en) 2009-04-23
RU2278167C2 (ru) 2006-06-20
CN1585826A (zh) 2005-02-23
DE60224080T2 (de) 2008-11-27
DE60224080D1 (de) 2008-01-24
CA2462669C (en) 2009-08-18
JP4256645B2 (ja) 2009-04-22
EP1445336A1 (de) 2004-08-11
US7384450B2 (en) 2008-06-10
US20050087039A1 (en) 2005-04-28
ES2297001T3 (es) 2008-05-01
WO2003042415A1 (fr) 2003-05-22
RU2004117890A (ru) 2005-03-27
EP1445336A4 (de) 2004-12-15
TW562863B (en) 2003-11-21
KR20040058274A (ko) 2004-07-03
CA2462669A1 (en) 2003-05-22

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