KR101998733B1 - 용선제조장치 및 용선제조방법 - Google Patents

용선제조장치 및 용선제조방법 Download PDF

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Publication number
KR101998733B1
KR101998733B1 KR1020160176743A KR20160176743A KR101998733B1 KR 101998733 B1 KR101998733 B1 KR 101998733B1 KR 1020160176743 A KR1020160176743 A KR 1020160176743A KR 20160176743 A KR20160176743 A KR 20160176743A KR 101998733 B1 KR101998733 B1 KR 101998733B1
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KR
South Korea
Prior art keywords
scrap
preheating
furnace
carbon dioxide
preheating furnace
Prior art date
Application number
KR1020160176743A
Other languages
English (en)
Korean (ko)
Other versions
KR20180073177A (ko
Inventor
김완호
조민영
손상한
장동석
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.)
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Publication date
Application filed by 주식회사 포스코 filed Critical 주식회사 포스코
Priority to KR1020160176743A priority Critical patent/KR101998733B1/ko
Priority to JP2017208799A priority patent/JP6548707B2/ja
Priority to CN201711284660.7A priority patent/CN108220519A/zh
Priority to CN202210758406.0A priority patent/CN115261541A/zh
Publication of KR20180073177A publication Critical patent/KR20180073177A/ko
Application granted granted Critical
Publication of KR101998733B1 publication Critical patent/KR101998733B1/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
    • 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
    • C21B13/008—Use of special additives or fluxing agents
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric 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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • 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
    • C22B1/005—Preliminary treatment of scrap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • F27D13/002—Preheating scrap
    • 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
    • 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
    • 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
    • C21B2100/80—Interaction of exhaust gases produced during the manufacture of iron or steel with other processes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2200/00—Recycling of non-gaseous waste material
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2
    • 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
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • 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
    • Y02P10/146—Perfluorocarbons [PFC]; Hydrofluorocarbons [HFC]; Sulfur hexafluoride [SF6]
    • 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)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Details (AREA)
  • Treating Waste Gases (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
KR1020160176743A 2016-12-22 2016-12-22 용선제조장치 및 용선제조방법 KR101998733B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020160176743A KR101998733B1 (ko) 2016-12-22 2016-12-22 용선제조장치 및 용선제조방법
JP2017208799A JP6548707B2 (ja) 2016-12-22 2017-10-30 溶銑の製造装置及び溶銑の製造方法
CN201711284660.7A CN108220519A (zh) 2016-12-22 2017-12-07 铁水制造装置及铁水制造方法
CN202210758406.0A CN115261541A (zh) 2016-12-22 2017-12-07 铁水制造装置及铁水制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160176743A KR101998733B1 (ko) 2016-12-22 2016-12-22 용선제조장치 및 용선제조방법

Publications (2)

Publication Number Publication Date
KR20180073177A KR20180073177A (ko) 2018-07-02
KR101998733B1 true KR101998733B1 (ko) 2019-07-10

Family

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KR1020160176743A KR101998733B1 (ko) 2016-12-22 2016-12-22 용선제조장치 및 용선제조방법

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Country Link
JP (1) JP6548707B2 (ja)
KR (1) KR101998733B1 (ja)
CN (2) CN108220519A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102115887B1 (ko) * 2018-11-16 2020-06-05 주식회사 포스코 용선 제조방법 및 그 장치
KR102115888B1 (ko) * 2018-11-16 2020-06-05 주식회사 포스코 용선 제조방법 및 그 장치
JP7463174B2 (ja) 2020-04-06 2024-04-08 三菱重工業株式会社 固体炭素生成装置および固体炭素生成方法
AU2023255849A1 (en) * 2022-04-22 2024-10-10 Jfe Steel Corporation Method for melting direct reduced iron, solid iron and method for producing the same, and material for civil engineering and construction and method for producing the same

Citations (1)

* Cited by examiner, † Cited by third party
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KR101558440B1 (ko) * 2014-04-29 2015-10-12 한국에너지기술연구원 배가스 분기방식을 이용한 스크랩 예열장치, 예열방법, 그 예열장치를 갖는 전기 아크로 및 그 전기 아크로의 작동방법

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JPH02159311A (ja) * 1988-12-09 1990-06-19 Godo Seitetsu Kk スクラップの溶解を兼ねた混銑炉型鉄浴式溶融還元製鉄法およびそのための製鉄設備
JP2790367B2 (ja) * 1990-09-27 1998-08-27 新日本製鐵株式会社 含鉄冷材溶解法
US5466278A (en) * 1990-12-11 1995-11-14 Metallgesellschaft Aktiengesellschaft Process for the manufacture of steel
JPH0535842U (ja) * 1991-10-07 1993-05-14 新日本製鐵株式会社 転炉型冶金反応炉
JPH06212288A (ja) * 1993-01-19 1994-08-02 Nippon Steel Corp 鉄スクラップの予熱方法及び予熱した鉄スクラップの精錬方法
JPH0821691A (ja) 1994-07-07 1996-01-23 Nkk Corp 電気炉による鉄スクラップの予熱溶解方法
JPH10219327A (ja) * 1997-01-31 1998-08-18 Nippon Steel Corp 鉄原料の溶融還元方法及び溶融還元炉
JP2001311589A (ja) * 2000-04-28 2001-11-09 Nippon Steel Corp 排ガス中有害物質の低減、除去方法
KR100931227B1 (ko) 2002-12-23 2009-12-10 주식회사 포스코 복합형 제강장치 및 방법
KR100930680B1 (ko) * 2007-12-26 2009-12-09 주식회사 포스코 용철제조장치 및 용철제조방법
CN101575653A (zh) * 2009-06-17 2009-11-11 北京大学 分离二氧化碳改善高炉煤气质能的方法和装置
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KR101558440B1 (ko) * 2014-04-29 2015-10-12 한국에너지기술연구원 배가스 분기방식을 이용한 스크랩 예열장치, 예열방법, 그 예열장치를 갖는 전기 아크로 및 그 전기 아크로의 작동방법

Also Published As

Publication number Publication date
KR20180073177A (ko) 2018-07-02
JP2018104812A (ja) 2018-07-05
CN108220519A (zh) 2018-06-29
CN115261541A (zh) 2022-11-01
JP6548707B2 (ja) 2019-07-24

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