KR101545721B1 - 용철 제조 장치 및 그 제조 방법 - Google Patents

용철 제조 장치 및 그 제조 방법 Download PDF

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Publication number
KR101545721B1
KR101545721B1 KR1020130163000A KR20130163000A KR101545721B1 KR 101545721 B1 KR101545721 B1 KR 101545721B1 KR 1020130163000 A KR1020130163000 A KR 1020130163000A KR 20130163000 A KR20130163000 A KR 20130163000A KR 101545721 B1 KR101545721 B1 KR 101545721B1
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KR
South Korea
Prior art keywords
iron
reduced iron
supply bin
reduced
reducing
Prior art date
Application number
KR1020130163000A
Other languages
English (en)
Korean (ko)
Other versions
KR20150074840A (ko
Inventor
신명찬
조일현
김도승
정재훈
이규복
Original Assignee
주식회사 포스코
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 주식회사 포스코 filed Critical 주식회사 포스코
Priority to KR1020130163000A priority Critical patent/KR101545721B1/ko
Priority to PCT/KR2014/007756 priority patent/WO2015099261A1/ko
Priority to CN201480059847.5A priority patent/CN105683399B/zh
Publication of KR20150074840A publication Critical patent/KR20150074840A/ko
Application granted granted Critical
Publication of KR101545721B1 publication Critical patent/KR101545721B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • 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
    • C21B13/146—Multi-step reduction without melting
    • 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
    • C21B13/0093—Protecting against oxidation
    • 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

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  • 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 Of Iron (AREA)
KR1020130163000A 2013-12-24 2013-12-24 용철 제조 장치 및 그 제조 방법 KR101545721B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020130163000A KR101545721B1 (ko) 2013-12-24 2013-12-24 용철 제조 장치 및 그 제조 방법
PCT/KR2014/007756 WO2015099261A1 (ko) 2013-12-24 2014-08-21 용철 제조 장치 및 그 제조 방법
CN201480059847.5A CN105683399B (zh) 2013-12-24 2014-08-21 铁水制备装置及其制备方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020130163000A KR101545721B1 (ko) 2013-12-24 2013-12-24 용철 제조 장치 및 그 제조 방법

Publications (2)

Publication Number Publication Date
KR20150074840A KR20150074840A (ko) 2015-07-02
KR101545721B1 true KR101545721B1 (ko) 2015-08-19

Family

ID=53479084

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020130163000A KR101545721B1 (ko) 2013-12-24 2013-12-24 용철 제조 장치 및 그 제조 방법

Country Status (3)

Country Link
KR (1) KR101545721B1 (zh)
CN (1) CN105683399B (zh)
WO (1) WO2015099261A1 (zh)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000144225A (ja) 1998-08-27 2000-05-26 Kobe Steel Ltd 移動床型還元炉の操業方法
JP2005172276A (ja) 2003-12-08 2005-06-30 Kenzaburo Hayashi 高温処理方法及び高温処理装置
KR100840232B1 (ko) 2006-12-22 2008-06-20 주식회사 포스코 용철제조장치 및 방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1004880B (zh) * 1984-08-04 1989-07-26 金属股份有限公司 海绵铁生产及余热利用工艺
KR100931229B1 (ko) * 2002-12-23 2009-12-10 주식회사 포스코 환원로와 전기로를 이용한 복합형 제강장치 및 방법
CA2624296C (en) * 2005-10-05 2014-03-25 Jfe Material Co., Ltd. A method of recovering a valuable metal comprising v, mo and ni, and a system for such recovery
CN100507012C (zh) * 2006-06-13 2009-07-01 上海彭浦冶金辅料有限公司 一种生产直接还原铁的方法
KR100939268B1 (ko) * 2006-08-11 2010-01-29 주식회사 포스코 용철제조장치 및 이를 이용한 용철제조방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000144225A (ja) 1998-08-27 2000-05-26 Kobe Steel Ltd 移動床型還元炉の操業方法
JP2005172276A (ja) 2003-12-08 2005-06-30 Kenzaburo Hayashi 高温処理方法及び高温処理装置
KR100840232B1 (ko) 2006-12-22 2008-06-20 주식회사 포스코 용철제조장치 및 방법

Also Published As

Publication number Publication date
KR20150074840A (ko) 2015-07-02
WO2015099261A1 (ko) 2015-07-02
CN105683399A (zh) 2016-06-15
CN105683399B (zh) 2018-01-23

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