WO2009008270A1 - 炭材内装酸化鉄塊成化物及びその製造方法 - Google Patents

炭材内装酸化鉄塊成化物及びその製造方法 Download PDF

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Publication number
WO2009008270A1
WO2009008270A1 PCT/JP2008/061738 JP2008061738W WO2009008270A1 WO 2009008270 A1 WO2009008270 A1 WO 2009008270A1 JP 2008061738 W JP2008061738 W JP 2008061738W WO 2009008270 A1 WO2009008270 A1 WO 2009008270A1
Authority
WO
WIPO (PCT)
Prior art keywords
iron oxide
carbon composite
briquette
composite iron
producing
Prior art date
Application number
PCT/JP2008/061738
Other languages
English (en)
French (fr)
Inventor
Shohei Yoshida
Isao Kobayashi
Hidetoshi Tanaka
Takeshi Sugiyama
Original Assignee
Kabushiki Kaisha Kobe Seiko Sho
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 Kabushiki Kaisha Kobe Seiko Sho filed Critical Kabushiki Kaisha Kobe Seiko Sho
Publication of WO2009008270A1 publication Critical patent/WO2009008270A1/ja

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Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0046—Making spongy iron or liquid steel, by direct processes making metallised agglomerates or iron oxide
    • 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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)

Abstract

　急速加熱還元炉用の原料として用いられる炭材内装酸化鉄塊成化物であって、当該炭材内装酸化鉄塊成化物中における結晶水と揮発分との合計含有量が１０．５質量％（乾量基準、以下同じ）以下であり、当該炭材内装酸化鉄塊成化物中における付着水分の含有量が１.０質量％以下であることを特徴とする炭材内装酸化鉄塊成化物及びその製造方法。
PCT/JP2008/061738 2007-07-10 2008-06-27 炭材内装酸化鉄塊成化物及びその製造方法 WO2009008270A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-181216 2007-07-10
JP2007181216 2007-07-10

Publications (1)

Publication Number Publication Date
WO2009008270A1 true WO2009008270A1 (ja) 2009-01-15

Family

ID=40228449

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/061738 WO2009008270A1 (ja) 2007-07-10 2008-06-27 炭材内装酸化鉄塊成化物及びその製造方法

Country Status (2)

Country Link
JP (1) JP5547879B2 (ja)
WO (1) WO2009008270A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5494071B2 (ja) * 2009-03-27 2014-05-14 新日鐵住金株式会社 還元鉄の製造方法
JP5466590B2 (ja) 2009-07-21 2014-04-09 株式会社神戸製鋼所 炭材内装塊成化物を用いた還元鉄製造方法
CA2792955A1 (en) 2010-03-25 2011-09-29 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Carbon-material-containing iron oxide briquette composition, method for producing the same, and method for producing direct reduced iron using the same
JP2012062505A (ja) * 2010-09-14 2012-03-29 Kobe Steel Ltd 塊成物の製造方法
JP5786668B2 (ja) * 2011-11-15 2015-09-30 新日鐵住金株式会社 非焼成含炭塊成鉱の製造方法
JP5962077B2 (ja) * 2012-03-06 2016-08-03 Ｊｆｅスチール株式会社 高炉鉄源原料の製造方法
JP6520632B2 (ja) * 2015-10-15 2019-05-29 日本製鉄株式会社 回転炉床炉用原料の爆裂性評価方法
CN105803189B (zh) * 2016-05-16 2018-06-29 贵州大学 一种高效去除高磷鲕状赤铁矿中磷的方法
CN110106299B (zh) * 2019-05-23 2020-09-15 东北大学 一种钒钛磁铁矿的高炉冶炼方法
WO2023171468A1 (ja) * 2022-03-07 2023-09-14 Ｊｆｅスチール株式会社 炭材内装塊成鉱の製造方法および溶銑の製造方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5466314A (en) * 1977-11-08 1979-05-28 Nippon Steel Corp Manufacture of reduced pellets
JPH07238307A (ja) * 1994-02-25 1995-09-12 Kobe Steel Ltd 固体還元剤を内装した粉鉄鉱石の塊成化物を還元する方法
JPH11193423A (ja) * 1997-10-30 1999-07-21 Kobe Steel Ltd 酸化鉄ペレットおよびその製造方法、並びに還元鉄ペレットおよびその製造方法
JP2000087149A (ja) * 1998-09-08 2000-03-28 Kobe Steel Ltd 鉄鉱石ペレット製造方法
JP2004315852A (ja) * 2003-04-11 2004-11-11 Nippon Steel Corp 回転炉床式還元炉の金属酸化物還元方法
JP2006257479A (ja) * 2005-03-16 2006-09-28 Jfe Steel Kk 還元鉄の製造方法
JP2007077484A (ja) * 2005-09-16 2007-03-29 Kobe Steel Ltd 炭材内装塊成化物の製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0499132A (ja) * 1990-08-07 1992-03-31 Kobe Steel Ltd 結晶水を多く含む鉄鉱石のペレット製造方法
JP4031108B2 (ja) * 1997-06-30 2008-01-09 株式会社神戸製鋼所 還元鉄の粉化抑制方法
JP3020494B2 (ja) * 1998-03-24 2000-03-15 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
JP5004421B2 (ja) * 2004-09-17 2012-08-22 Ｊｆｅスチール株式会社 焼結鉱の製造方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5466314A (en) * 1977-11-08 1979-05-28 Nippon Steel Corp Manufacture of reduced pellets
JPH07238307A (ja) * 1994-02-25 1995-09-12 Kobe Steel Ltd 固体還元剤を内装した粉鉄鉱石の塊成化物を還元する方法
JPH11193423A (ja) * 1997-10-30 1999-07-21 Kobe Steel Ltd 酸化鉄ペレットおよびその製造方法、並びに還元鉄ペレットおよびその製造方法
JP2000087149A (ja) * 1998-09-08 2000-03-28 Kobe Steel Ltd 鉄鉱石ペレット製造方法
JP2004315852A (ja) * 2003-04-11 2004-11-11 Nippon Steel Corp 回転炉床式還元炉の金属酸化物還元方法
JP2006257479A (ja) * 2005-03-16 2006-09-28 Jfe Steel Kk 還元鉄の製造方法
JP2007077484A (ja) * 2005-09-16 2007-03-29 Kobe Steel Ltd 炭材内装塊成化物の製造方法

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JP2009035820A (ja) 2009-02-19
JP5547879B2 (ja) 2014-07-16

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