CA2777654C - Process and device for charging into a smelting unit - Google Patents

Process and device for charging into a smelting unit Download PDF

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Publication number
CA2777654C
CA2777654C CA2777654A CA2777654A CA2777654C CA 2777654 C CA2777654 C CA 2777654C CA 2777654 A CA2777654 A CA 2777654A CA 2777654 A CA2777654 A CA 2777654A CA 2777654 C CA2777654 C CA 2777654C
Authority
CA
Canada
Prior art keywords
primary product
reducing gas
reservoir tank
iron
unit
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.)
Active
Application number
CA2777654A
Other languages
English (en)
French (fr)
Other versions
CA2777654A1 (en
Inventor
Thomas Eder
Robert Millner
Jan-Friedemann Plaul
Norbert Rein
Andreas Scherney
Karl Zehetbauer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Primetals Technologies Austria GmbH
Posco Holdings Inc
Original Assignee
Primetals Technologies Austria GmbH
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 Primetals Technologies Austria GmbH filed Critical Primetals Technologies Austria GmbH
Publication of CA2777654A1 publication Critical patent/CA2777654A1/en
Application granted granted Critical
Publication of CA2777654C publication Critical patent/CA2777654C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B3/00—General features in the manufacture of pig-iron
    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/0025—Charging or loading melting furnaces with material in the solid 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
    • C21B13/0086—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
    • 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
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • 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)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
CA2777654A 2009-10-16 2010-10-06 Process and device for charging into a smelting unit Active CA2777654C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA1636/2009 2009-10-16
AT0163609A AT508953B1 (de) 2009-10-16 2009-10-16 Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat
PCT/EP2010/064867 WO2011045212A1 (de) 2009-10-16 2010-10-06 Verfahren und vorrichtung zur chargierung in ein einschmelzaggregat

Publications (2)

Publication Number Publication Date
CA2777654A1 CA2777654A1 (en) 2011-04-21
CA2777654C true CA2777654C (en) 2017-08-22

Family

ID=43428772

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2777654A Active CA2777654C (en) 2009-10-16 2010-10-06 Process and device for charging into a smelting unit

Country Status (13)

Country Link
US (2) US8728384B2 (forum.php)
EP (1) EP2488810A1 (forum.php)
JP (1) JP2013507527A (forum.php)
KR (1) KR101724268B1 (forum.php)
CN (1) CN102612632B (forum.php)
AT (1) AT508953B1 (forum.php)
AU (1) AU2010305955B2 (forum.php)
BR (1) BR112012008905B1 (forum.php)
CA (1) CA2777654C (forum.php)
IN (1) IN2012DN02795A (forum.php)
RU (1) RU2533990C2 (forum.php)
UA (1) UA106508C2 (forum.php)
WO (1) WO2011045212A1 (forum.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101187851B1 (ko) * 2010-11-19 2012-10-04 주식회사 포스코 용철제조장치 및 이를 이용한 용철제조방법
CN104648892B (zh) * 2014-01-17 2016-09-07 柳州钢铁股份有限公司 烧结矿直拔料装置
US11427877B2 (en) 2017-09-21 2022-08-30 Nucor Corporation Direct reduced iron (DRI) heat treatment, products formed therefrom, and use thereof

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3835332A1 (de) * 1988-10-17 1990-04-19 Ralph Weber Verfahren zur herstellung von stahl aus feinerz
JPH07103410B2 (ja) 1990-02-02 1995-11-08 日本鋼管株式会社 溶融還元設備における加圧式溶融還元炉の炉内圧安定化装置
EP0515744B1 (en) * 1991-05-30 1998-04-29 HYLSA, S.A. de C.V. Method for the transport of sponge iron
CN1037192C (zh) 1991-06-03 1998-01-28 伊尔萨公司 输送海锦铁的方法和设备
JP3403093B2 (ja) 1998-10-21 2003-05-06 三菱重工業株式会社 還元鉄の製造方法および製造設備
AT408991B (de) 2000-04-28 2002-04-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung einer metallschmelze
ATE396284T1 (de) 2002-12-21 2008-06-15 Posco Vorrichtung zur herstellung von schmelzflüssigem eisen durch heissverdichtung von feinem, direkt reduzierten eisen und kalzinierten zusatzstoffen und verfahren zu dessen verwendung
CN1325666C (zh) 2002-12-21 2007-07-11 Posco公司 制造铁水的设备及其使用方法
CA2541893C (en) * 2003-10-21 2014-03-11 Outokumpu Technology Oy Direct smelting plant and process
CN1243004C (zh) 2003-12-01 2006-02-22 中国海洋大学 三环缩醛内酯素及其制备方法和用途
WO2005054520A1 (en) * 2003-12-05 2005-06-16 Posco An apparatus for manufacturing a molten iron directly using fine or lump coals and fine iron ores, the method thereof, the integrated steel mill using the same and the method thereof
JP4970256B2 (ja) * 2004-07-30 2012-07-04 ポスコ 溶融ガス化炉に微粉炭材を吹込む溶鉄製造装置及びその溶鉄製造方法
EP1802780B1 (en) * 2004-10-19 2011-06-22 Posco Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons using the same
JP5323378B2 (ja) * 2008-03-28 2013-10-23 株式会社神戸製鋼所 溶鉄製造用原料投入装置および溶鉄製造用原料投入方法
US8771397B2 (en) * 2008-04-17 2014-07-08 Hyl Technologies, S.A. De C.V. Steelmaking facility comprising a direct reduction plant and an electric-arc furnace
AT506837B1 (de) 2008-06-06 2010-03-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur herstellung von roheisen oder flüssigen stahlvorprodukten

Also Published As

Publication number Publication date
AT508953B1 (de) 2011-07-15
BR112012008905B1 (pt) 2020-04-14
KR20120094928A (ko) 2012-08-27
AU2010305955B2 (en) 2013-06-27
US9365906B2 (en) 2016-06-14
BR112012008905A8 (pt) 2018-06-12
US20140196571A1 (en) 2014-07-17
AT508953A1 (de) 2011-05-15
US20120279356A1 (en) 2012-11-08
CA2777654A1 (en) 2011-04-21
AU2010305955A1 (en) 2012-04-19
US8728384B2 (en) 2014-05-20
WO2011045212A1 (de) 2011-04-21
RU2012120086A (ru) 2013-11-27
UA106508C2 (uk) 2014-09-10
IN2012DN02795A (forum.php) 2015-07-24
EP2488810A1 (de) 2012-08-22
JP2013507527A (ja) 2013-03-04
CN102612632B (zh) 2014-09-24
KR101724268B1 (ko) 2017-04-07
RU2533990C2 (ru) 2014-11-27
BR112012008905A2 (pt) 2018-05-02
CN102612632A (zh) 2012-07-25

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Effective date: 20150903