KR20080100479A - 환경적으로 좋은 재생 또는 재활용 환원제를 사용한 철의 제조 - Google Patents

환경적으로 좋은 재생 또는 재활용 환원제를 사용한 철의 제조 Download PDF

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Publication number
KR20080100479A
KR20080100479A KR1020087024349A KR20087024349A KR20080100479A KR 20080100479 A KR20080100479 A KR 20080100479A KR 1020087024349 A KR1020087024349 A KR 1020087024349A KR 20087024349 A KR20087024349 A KR 20087024349A KR 20080100479 A KR20080100479 A KR 20080100479A
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KR
South Korea
Prior art keywords
iron
furnace
reducing agent
particles
ore
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
KR1020087024349A
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English (en)
Korean (ko)
Inventor
티머시 씨. 에이젤
슈렌드라 케이. 카와트라
Original Assignee
미시간 테크놀로지컬 유니버시티
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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Application filed by 미시간 테크놀로지컬 유니버시티 filed Critical 미시간 테크놀로지컬 유니버시티
Publication of KR20080100479A publication Critical patent/KR20080100479A/ko
Ceased legal-status Critical Current

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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
    • C21B13/0066—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
    • 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
    • C21B13/008—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
    • C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • 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
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • 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
    • C22B1/242—Binding; Briquetting ; Granulating with binders
    • C22B1/244—Binding; Briquetting ; Granulating with binders organic
    • C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0025—Adding carbon material
    • C21C2007/0031—Adding carbon material being plastics, organic compounds, polymers
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (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 And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
KR1020087024349A 2006-03-13 2007-03-12 환경적으로 좋은 재생 또는 재활용 환원제를 사용한 철의 제조 Ceased KR20080100479A (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US78179606P 2006-03-13 2006-03-13
US60/781,796 2006-03-13
US11/716,352 2007-03-09
US11/716,352 US7632330B2 (en) 2006-03-13 2007-03-09 Production of iron using environmentally-benign renewable or recycled reducing agents

Publications (1)

Publication Number Publication Date
KR20080100479A true KR20080100479A (ko) 2008-11-18

Family

ID=38477607

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020087024349A Ceased KR20080100479A (ko) 2006-03-13 2007-03-12 환경적으로 좋은 재생 또는 재활용 환원제를 사용한 철의 제조

Country Status (6)

Country Link
US (1) US7632330B2 (enExample)
EP (1) EP1996735B1 (enExample)
JP (1) JP5729582B2 (enExample)
KR (1) KR20080100479A (enExample)
AU (2) AU2007227635B2 (enExample)
WO (1) WO2007108984A2 (enExample)

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CN103146865B (zh) * 2013-03-29 2014-10-01 青岛理工大学 一种基于生物质热解焦油的直接还原炼铁装置和方法
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US10648058B1 (en) * 2016-08-02 2020-05-12 The Government Of The United States Of America, As Represented By The Secretary Of The Navy Systems and methods for low temperature metal printing
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EP4237589A4 (en) * 2020-11-24 2024-10-16 Technological Resources PTY. Limited DIRECTLY REDUCED IRON FROM BIOMASS
JP7552289B2 (ja) * 2020-11-25 2024-09-18 住友金属鉱山株式会社 酸化鉱石の製錬方法
JP7552323B2 (ja) * 2020-12-10 2024-09-18 住友金属鉱山株式会社 ニッケル酸化鉱石の製錬方法
JP7552324B2 (ja) * 2020-12-10 2024-09-18 住友金属鉱山株式会社 ニッケル酸化鉱石の製錬方法
JP7547978B2 (ja) * 2020-12-11 2024-09-10 住友金属鉱山株式会社 ニッケル酸化鉱石の製錬方法
JP7639496B2 (ja) * 2021-04-05 2025-03-05 住友金属鉱山株式会社 ニッケル酸化鉱石の製錬方法
JP2023019428A (ja) * 2021-07-29 2023-02-09 住友金属鉱山株式会社 ニッケル酸化鉱石の製錬方法
JP2023079656A (ja) * 2021-11-29 2023-06-08 住友金属鉱山株式会社 ニッケル酸化鉱石の製錬方法
JP2023079612A (ja) * 2021-11-29 2023-06-08 住友金属鉱山株式会社 ニッケル酸化鉱石の製錬方法
CN114381604B (zh) * 2022-01-21 2024-04-02 上海第二工业大学 一种复合生物质粉末辅助分步机械活化回收锂离子电池正极废料的方法
CN115676829B (zh) * 2022-05-30 2024-04-19 广西大学 一种制备高品质碳氧化钛的方法
IT202200014527A1 (it) * 2022-07-11 2024-01-11 Elsafra Ii S P A Procedimento per la riduzione diretta di materiale a base di ossido di ferro per la produzione di acciaio, spugna di ferro o ghisa
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Also Published As

Publication number Publication date
AU2007227635B2 (en) 2011-01-20
JP5729582B2 (ja) 2015-06-03
US20070209480A1 (en) 2007-09-13
JP2009530492A (ja) 2009-08-27
EP1996735A4 (en) 2009-08-12
AU2011201769B2 (en) 2012-05-03
EP1996735A2 (en) 2008-12-03
EP1996735B1 (en) 2013-07-24
WO2007108984A3 (en) 2008-09-25
AU2007227635A1 (en) 2007-09-27
US7632330B2 (en) 2009-12-15
WO2007108984A2 (en) 2007-09-27
AU2011201769A1 (en) 2011-05-12
WO2007108984B1 (en) 2008-11-27

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J301 Trial decision

Free format text: TRIAL DECISION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL REQUESTED 20140611

Effective date: 20150629

PJ1301 Trial decision

Patent event code: PJ13011S01D

Patent event date: 20150629

Comment text: Trial Decision on Objection to Decision on Refusal

Appeal kind category: Appeal against decision to decline refusal

Request date: 20140611

Decision date: 20150629

Appeal identifier: 2014101003528