ZA200901550B - Apparatus for manufacturing molten irons and method for manufacturing molten irons using the same - Google Patents

Apparatus for manufacturing molten irons and method for manufacturing molten irons using the same

Info

Publication number
ZA200901550B
ZA200901550B ZA200901550A ZA200901550A ZA200901550B ZA 200901550 B ZA200901550 B ZA 200901550B ZA 200901550 A ZA200901550 A ZA 200901550A ZA 200901550 A ZA200901550 A ZA 200901550A ZA 200901550 B ZA200901550 B ZA 200901550B
Authority
ZA
South Africa
Prior art keywords
manufacturing molten
molten irons
same
irons
manufacturing
Prior art date
Application number
ZA200901550A
Other languages
English (en)
Inventor
Nam-Suk Hur
Hoo-Geun Lee
Hak-Dong Kim
Jin-Chan Bae
Hang-Goo Kim
Myoung-Kyun Shin
Original Assignee
Posco
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 Posco filed Critical Posco
Publication of ZA200901550B publication Critical patent/ZA200901550B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B15/00—Other processes for the manufacture of iron from iron compounds
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • 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
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon 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
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • 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
    • 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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • 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
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • 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
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (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 Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA200901550A 2006-08-11 2007-08-10 Apparatus for manufacturing molten irons and method for manufacturing molten irons using the same ZA200901550B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020060076147A KR100939268B1 (ko) 2006-08-11 2006-08-11 용철제조장치 및 이를 이용한 용철제조방법

Publications (1)

Publication Number Publication Date
ZA200901550B true ZA200901550B (en) 2010-05-26

Family

ID=39033251

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200901550A ZA200901550B (en) 2006-08-11 2007-08-10 Apparatus for manufacturing molten irons and method for manufacturing molten irons using the same

Country Status (9)

Country Link
EP (1) EP2054532B1 (xx)
KR (1) KR100939268B1 (xx)
CN (1) CN101522920B (xx)
AU (1) AU2007282204B2 (xx)
BR (1) BRPI0715404B1 (xx)
RU (1) RU2405044C1 (xx)
UA (1) UA92659C2 (xx)
WO (1) WO2008018774A1 (xx)
ZA (1) ZA200901550B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100840232B1 (ko) * 2006-12-22 2008-06-20 주식회사 포스코 용철제조장치 및 방법
KR100840233B1 (ko) * 2006-12-27 2008-06-20 주식회사 포스코 용철제조장치 및 용철제조방법
KR101187851B1 (ko) * 2010-11-19 2012-10-04 주식회사 포스코 용철제조장치 및 이를 이용한 용철제조방법
KR101752909B1 (ko) * 2010-12-21 2017-06-30 주식회사 포스코 부분 탄화 성형탄 제조 방법, 부분 탄화 성형탄 제조 장치 및 용철 제조 장치
KR101197936B1 (ko) * 2010-12-28 2012-11-05 주식회사 포스코 원자로를 이용한 환원철 제조장치 및 이를 이용한 환원철 제조방법
KR101289217B1 (ko) * 2010-12-28 2013-07-29 주식회사 포스코 일관제철시스템 및 일관제철방법
KR101440602B1 (ko) * 2012-12-20 2014-09-15 주식회사 포스코 용철 제조 설비의 용융로 온도 측정장치 및 온도 측정 방법
KR101545721B1 (ko) * 2013-12-24 2015-08-19 주식회사 포스코 용철 제조 장치 및 그 제조 방법
KR101621057B1 (ko) * 2014-12-22 2016-05-13 주식회사 포스코 장입 방법을 개선한 용철제조방법 및 이를 이용한 용철제조장치
KR101797133B1 (ko) * 2016-08-05 2017-11-13 주식회사 포스코 용철 제조장치 및 용철 제조방법
KR101827996B1 (ko) * 2016-10-17 2018-02-13 주식회사 포스코 용철제조방법 및 이를 이용한 용철제조장치
ES2796362T3 (es) * 2017-06-19 2020-11-26 Subcoal Int B V Proceso de fabricación de arrabio en un alto horno usando gránulos que contienen materiales termoplásticos y celulósicos
KR102083539B1 (ko) * 2017-08-23 2020-04-23 주식회사 포스코 용선 제조 설비 및 용선 제조 방법
KR102176345B1 (ko) * 2018-10-17 2020-11-09 주식회사 포스코 이산화탄소 배출 저감형 용철 제조장치 및 그 제조방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6311610A (ja) 1986-07-02 1988-01-19 Nippon Steel Corp 鉄鉱石の予備還元装置
US5435831A (en) * 1994-08-12 1995-07-25 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidizable bed co-processing of fines in a direct reduction system
AT406485B (de) * 1995-10-10 2000-05-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und anlage zur durchführung des verfahrens
AT405524B (de) * 1996-03-05 1999-09-27 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und metallschwamm
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
KR100498100B1 (ko) * 2002-12-26 2005-07-01 주식회사 포스코 일반탄을 이용한 용철 제조 공정에서 분환원철 및 분소성부원료의 괴성체를 이용한 용철제조방법
WO2005054520A1 (en) 2003-12-05 2005-06-16 Posco An apparatus for manufacturing a molten iron directly using fine or lump coals and fine iron ores, the method thereof, the integrated steel mill using the same and the method thereof

Also Published As

Publication number Publication date
CN101522920A (zh) 2009-09-02
RU2009108007A (ru) 2010-09-20
AU2007282204B2 (en) 2011-03-17
BRPI0715404A2 (pt) 2013-07-02
EP2054532A4 (en) 2010-10-27
EP2054532A1 (en) 2009-05-06
KR20080014438A (ko) 2008-02-14
CN101522920B (zh) 2011-03-30
BRPI0715404B1 (pt) 2015-08-18
WO2008018774A1 (en) 2008-02-14
UA92659C2 (ru) 2010-11-25
EP2054532B1 (en) 2019-10-30
RU2405044C1 (ru) 2010-11-27
KR100939268B1 (ko) 2010-01-29
AU2007282204A1 (en) 2008-02-14

Similar Documents

Publication Publication Date Title
ZA200901550B (en) Apparatus for manufacturing molten irons and method for manufacturing molten irons using the same
GB2435942B (en) Auto-focusing method and auto-focusing apparatus using the same
HK1140091A1 (en) Heating apparatus and method for making the same
EP2001596A4 (en) METHOD AND DEVICE FOR WASHING SAND
EG26282A (en) Process and apparatus for the production of reduced iron by direct reduction process
EP2157605A4 (en) ELECTRONIC APPARATUS AND METHOD FOR MANUFACTURING THE SAME
GB0610606D0 (en) Process and apparatus
TWI368990B (en) Display apparatus and method for making the same
GB0616555D0 (en) Apparatus and method
EP2092454A4 (en) METHOD AND DEVICE FOR GEOMODELL SHARING
ZA200902092B (en) Method and devices for producing molten material
ZA200805547B (en) Apparatus for manufacturing molten irons
SG134229A1 (en) Methods and apparatus for fabricating components
GB0615752D0 (en) Method and apparatus
GB0609349D0 (en) Method and apparatus
ZA200805548B (en) Apparatus for manufacturing molten irons
GB0723274D0 (en) Method and apparatus for manufacturing workpieces
ZA201003510B (en) Reducing furnace and apparatus for manufacturing molten iron comprising the same
HK1122473A1 (en) Manufacturing method and manufacturing apparatus for baumkuchen
ZA200902093B (en) Method and device for producing molten material
GB0605724D0 (en) Method and apparatus
TWI318165B (en) Apparatus and method for manufacturing complementary part
TWI316132B (en) Inspection machine and inspection method using the same
GB0619973D0 (en) Process and apparatus
GB0608228D0 (en) Process and apparatus