ATE521721T1 - Eisenmetallgranulat - Google Patents

Eisenmetallgranulat

Info

Publication number
ATE521721T1
ATE521721T1 AT02726417T AT02726417T ATE521721T1 AT E521721 T1 ATE521721 T1 AT E521721T1 AT 02726417 T AT02726417 T AT 02726417T AT 02726417 T AT02726417 T AT 02726417T AT E521721 T1 ATE521721 T1 AT E521721T1
Authority
AT
Austria
Prior art keywords
ferrous metal
metal granules
metallic iron
iron nuggets
granules
Prior art date
Application number
AT02726417T
Other languages
English (en)
Inventor
Shuzo Ito
Yasuhiro Tanigaki
Isao Kobayashi
Osamu Tsuge
Keisuke Honda
Koji Tokuda
Shoichi Kikuchi
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Application granted granted Critical
Publication of ATE521721T1 publication Critical patent/ATE521721T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C22C37/10—Cast-iron alloys containing aluminium or silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C35/00—Master alloys for iron or steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • 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
    • C21B13/0046—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
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
    • 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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/39—Arrangements of devices for discharging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • 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
    • C21B2100/42—Sulphur removal
    • 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)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
AT02726417T 2001-05-15 2002-05-15 Eisenmetallgranulat ATE521721T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001145566A JP4691827B2 (ja) 2001-05-15 2001-05-15 粒状金属鉄
PCT/JP2002/004677 WO2002092860A1 (fr) 2001-05-15 2002-05-15 Fer metallique granulaire

Publications (1)

Publication Number Publication Date
ATE521721T1 true ATE521721T1 (de) 2011-09-15

Family

ID=18991356

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02726417T ATE521721T1 (de) 2001-05-15 2002-05-15 Eisenmetallgranulat

Country Status (12)

Country Link
US (5) US20040076539A1 (de)
EP (1) EP1435395B1 (de)
JP (1) JP4691827B2 (de)
KR (1) KR100520630B1 (de)
CN (2) CN1462313A (de)
AT (1) ATE521721T1 (de)
AU (1) AU2002256884B2 (de)
CA (1) CA2415310C (de)
ES (1) ES2368707T3 (de)
RU (1) RU2320730C2 (de)
TW (1) TW531560B (de)
WO (1) WO2002092860A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4691827B2 (ja) * 2001-05-15 2011-06-01 株式会社神戸製鋼所 粒状金属鉄
JP4266284B2 (ja) * 2001-07-12 2009-05-20 株式会社神戸製鋼所 金属鉄の製法
JP4167101B2 (ja) * 2003-03-20 2008-10-15 株式会社神戸製鋼所 粒状金属鉄の製法
US7393379B2 (en) * 2004-04-20 2008-07-01 Franklin Leroy Stebbing Methods of using tires and scrap rubber in the manufacture and melting of steel and other metals
TW200613566A (en) * 2004-10-29 2006-05-01 Kobe Steel Ltd Process for producing molten iron and apparatus therefor
BRPI0515812B1 (pt) * 2004-12-07 2014-09-23 Nu Iron Technology Llc Método para uso na produção de pepitas metálicas de ferro
US8470068B2 (en) * 2004-12-07 2013-06-25 Nu-Iron Technology, Llc Method and system for producing metallic iron nuggets
US7632330B2 (en) * 2006-03-13 2009-12-15 Michigan Technological University Production of iron using environmentally-benign renewable or recycled reducing agents
EP2690181A1 (de) * 2006-07-26 2014-01-29 Nu-Iron Technology, Inc Verfahren und System zur Herstellung von Eisenklumpen
AU2007303141B2 (en) * 2006-10-04 2012-07-26 Nu-Iron Technology, Llc System and method of producing metallic iron
JP5059379B2 (ja) 2006-11-16 2012-10-24 株式会社神戸製鋼所 高炉装入原料用ホットブリケットアイアンおよびその製造方法
JP4317580B2 (ja) * 2007-09-14 2009-08-19 新日本製鐵株式会社 還元鉄ペレットの製造方法及び銑鉄の製造方法
AU2009201322B2 (en) * 2008-04-03 2014-10-30 Nu-Iron Technology, Llc System and method for producing metallic iron
JP5420935B2 (ja) * 2008-04-09 2014-02-19 株式会社神戸製鋼所 粒状金属鉄の製造方法
CA2750290A1 (en) * 2009-01-22 2010-07-29 Nu-Iron Technology, Llc Production of iron from metallurgical waste
CN102272337A (zh) * 2009-01-23 2011-12-07 株式会社神户制钢所 粒状铁的制造方法
WO2011001288A2 (en) 2009-06-29 2011-01-06 Bairong Li Metal reduction processes, metallurgical processes and products and apparatus
JP5503420B2 (ja) * 2010-06-07 2014-05-28 株式会社神戸製鋼所 粒状金属の製造方法
US8287621B2 (en) 2010-12-22 2012-10-16 Nu-Iron Technology, Llc Use of bimodal carbon distribution in compacts for producing metallic iron nodules
JP5408369B2 (ja) * 2012-01-19 2014-02-05 Ｊｆｅスチール株式会社 溶銑の予備処理方法
US10144981B2 (en) * 2012-02-28 2018-12-04 Kobe Steel, Ltd. Process for manufacturing reduced iron agglomerates
JP2014167164A (ja) * 2013-02-01 2014-09-11 Kobe Steel Ltd 還元鉄の製造方法
WO2019016428A1 (en) 2017-07-21 2019-01-24 Outotec (Finland) Oy ROTARY BED TYPE ELECTRIC FURNACE
CN108330273A (zh) * 2018-05-07 2018-07-27 段志松 一种铁矿石焙烧磁化方法及设备
JP7094264B2 (ja) * 2019-12-25 2022-07-01 株式会社神戸製鋼所 溶鋼の製造方法
DE102020205493A1 (de) * 2020-04-30 2021-11-04 Sms Group Gmbh Verfahren zum Herstellen von flüssigem Roheisen aus einem DRI-Produkt

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Publication number Priority date Publication date Assignee Title
US3443931A (en) * 1965-09-10 1969-05-13 Midland Ross Corp Process for making metallized pellets from iron oxide containing material
AU451879B2 (en) * 1968-09-11 1974-08-06 The Lummus Company Process for forming hard oxide pellets and product thereof
JPS5920724B2 (ja) * 1980-12-22 1984-05-15 重質油対策技術研究組合 還元鉄製造用鉄鉱石ペレツトの製造法
JPH01195226A (ja) * 1988-01-29 1989-08-07 Kobe Steel Ltd 溶融還元方法
AT406480B8 (de) * 1995-07-19 2000-07-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder stahlvorprodukten und anlage zur durchführung des verfahrens
HUP9902339A3 (en) * 1996-03-15 2001-09-28 Kobe Seiko Sho Kobe Shi Hyogo Method and apparatus for making metallic iron method and apparatus for making metallic iron
JP3296974B2 (ja) * 1996-08-15 2002-07-02 株式会社神戸製鋼所 直接還元法及び回転床炉
JP3779009B2 (ja) * 1996-11-18 2006-05-24 株式会社 テツゲン 製鉄ダストからの高品位還元鉄の製造方法
JPH10195513A (ja) * 1996-12-27 1998-07-28 Kobe Steel Ltd 金属鉄の製法
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JP4159634B2 (ja) * 1997-10-23 2008-10-01 株式会社神戸製鋼所 金属鉄の製法および装置
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JP3081581B2 (ja) * 1998-03-23 2000-08-28 株式会社神戸製鋼所 高金属化率還元鉄塊成物の製造方法
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CN1258605C (zh) * 1999-10-15 2006-06-07 株式会社神户制钢所 还原金属制造设备以及还原金属的制造方法
BR0105934B8 (pt) * 2000-03-30 2013-09-17 mÉtodo para produzir ferro metÁlico granular.
JP2001279313A (ja) * 2000-03-30 2001-10-10 Midrex Internatl Bv 溶融金属鉄の製法
JP3844941B2 (ja) * 2000-03-30 2006-11-15 株式会社神戸製鋼所 調温装置および高温排ガスの調温方法
JP2001288504A (ja) * 2000-03-31 2001-10-19 Midrex Internatl Bv 溶融金属鉄の製造方法
TW562860B (en) * 2000-04-10 2003-11-21 Kobe Steel Ltd Method for producing reduced iron
TW539829B (en) * 2000-05-19 2003-07-01 Kobe Strrl Ltd Processing method for high-temperature exhaust gas
JP4757982B2 (ja) * 2000-06-28 2011-08-24 株式会社神戸製鋼所 粒状金属鉄の歩留まり向上方法
JP3866492B2 (ja) * 2000-06-29 2007-01-10 株式会社神戸製鋼所 回転炉床式還元炉の操業方法
JP4330257B2 (ja) * 2000-08-09 2009-09-16 株式会社神戸製鋼所 金属鉄の製法
JP4691827B2 (ja) * 2001-05-15 2011-06-01 株式会社神戸製鋼所 粒状金属鉄
JP2003041310A (ja) * 2001-07-27 2003-02-13 Kobe Steel Ltd 溶融金属の製造方法
JP4116874B2 (ja) * 2002-12-05 2008-07-09 株式会社神戸製鋼所 溶鉄の製法

Also Published As

Publication number Publication date
EP1435395A1 (de) 2004-07-07
US20060248981A1 (en) 2006-11-09
CN1462313A (zh) 2003-12-17
AU2002256884B2 (en) 2008-06-19
EP1435395B1 (de) 2011-08-24
ES2368707T3 (es) 2011-11-21
US20060070495A1 (en) 2006-04-06
TW531560B (en) 2003-05-11
RU2320730C2 (ru) 2008-03-27
CN102181781A (zh) 2011-09-14
US7806959B2 (en) 2010-10-05
CN102181781B (zh) 2013-08-28
KR100520630B1 (ko) 2005-10-11
JP4691827B2 (ja) 2011-06-01
US20070227301A1 (en) 2007-10-04
JP2002339009A (ja) 2002-11-27
US20040076539A1 (en) 2004-04-22
EP1435395A4 (de) 2005-04-20
CA2415310C (en) 2013-03-19
KR20030014757A (ko) 2003-02-19
US20070258843A1 (en) 2007-11-08
WO2002092860A1 (fr) 2002-11-21
CA2415310A1 (en) 2002-12-19

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