DE69918183D1 - Verfahren zur einschränkung des auslaugungsverlustes bei der reduktion von feinem eisenerz im fluidatbett - Google Patents

Verfahren zur einschränkung des auslaugungsverlustes bei der reduktion von feinem eisenerz im fluidatbett

Info

Publication number
DE69918183D1
DE69918183D1 DE69918183T DE69918183T DE69918183D1 DE 69918183 D1 DE69918183 D1 DE 69918183D1 DE 69918183 T DE69918183 T DE 69918183T DE 69918183 T DE69918183 T DE 69918183T DE 69918183 D1 DE69918183 D1 DE 69918183D1
Authority
DE
Germany
Prior art keywords
iron ore
fine iron
reducing
fluidate
lost
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.)
Expired - Lifetime
Application number
DE69918183T
Other languages
English (en)
Other versions
DE69918183T2 (de
Inventor
Heung-Won Kang
Uoo-Chang Chung
Hang-Goo Kim
Sun-Kwang Jeong
Nag-Joon Choi
A Zschetzsche
Udo Gennari
F Hauzenberger
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
Research Institute of Industrial Science and Technology RIST
Posco Holdings Inc
Original Assignee
Voest Alpine Industrienlagenbau GmbH
Research Institute of Industrial Science and Technology RIST
Pohang Iron and Steel Co 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 Voest Alpine Industrienlagenbau GmbH, Research Institute of Industrial Science and Technology RIST, Pohang Iron and Steel Co Ltd filed Critical Voest Alpine Industrienlagenbau GmbH
Application granted granted Critical
Publication of DE69918183D1 publication Critical patent/DE69918183D1/de
Publication of DE69918183T2 publication Critical patent/DE69918183T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • 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
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C22B5/14—Dry methods smelting of sulfides or formation of mattes by gases fluidised 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
DE69918183T 1999-12-16 1999-12-16 Verfahren zur Verringerung eines Schlämmungsverlusts von feinen Eisenerzteilchen in einem Reduktionsverfahren vom Wirbelschichttyp unter Verwendung einer Reduktionsvorrichtung vom Wirbelschichttyp Expired - Lifetime DE69918183T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR1999/000776 WO2001044518A1 (en) 1999-12-16 1999-12-16 Method for decreasing elutriation loss of fine iron ore in fluidized bed type reducing operation

Publications (2)

Publication Number Publication Date
DE69918183D1 true DE69918183D1 (de) 2004-07-22
DE69918183T2 DE69918183T2 (de) 2005-07-28

Family

ID=19571236

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69918183T Expired - Lifetime DE69918183T2 (de) 1999-12-16 1999-12-16 Verfahren zur Verringerung eines Schlämmungsverlusts von feinen Eisenerzteilchen in einem Reduktionsverfahren vom Wirbelschichttyp unter Verwendung einer Reduktionsvorrichtung vom Wirbelschichttyp

Country Status (8)

Country Link
EP (1) EP1157136B1 (de)
JP (1) JP2003517097A (de)
AT (1) ATE269419T1 (de)
AU (1) AU757017B2 (de)
CA (1) CA2363102C (de)
DE (1) DE69918183T2 (de)
UA (1) UA72754C2 (de)
WO (1) WO2001044518A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT508775B1 (de) * 2009-10-16 2011-04-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur herstellung von flüssigem roheisen in einem einschmelzvergaser unter nutzung von kohlenstoffhaltigem schlamm
RU2706273C1 (ru) * 2019-03-27 2019-11-15 федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет" Способ получения гранулированного шлака

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU943307A1 (ru) * 1980-12-30 1982-07-15 Донецкий научно-исследовательский институт черной металлургии Способ усреднени агломерационной шихты
JPH0751725B2 (ja) * 1988-09-02 1995-06-05 川崎製鉄株式会社 流動層予備還元炉の立上げ方法
JPH0637657B2 (ja) * 1990-01-22 1994-05-18 川崎製鉄株式会社 粉状鉄鉱石の循環流動層予備還元方法
RU2016099C1 (ru) * 1990-08-26 1994-07-15 Акционерное общество открытого типа "Всероссийского алюминиево-магниевый институт" Способ производства железорудного агломерата
DE4437549C2 (de) * 1994-10-20 1996-08-08 Metallgesellschaft Ag Verfahren zur Herstellung von metallischem Eisen aus feinkörnigem Eisenerz

Also Published As

Publication number Publication date
EP1157136B1 (de) 2004-06-16
EP1157136A1 (de) 2001-11-28
AU757017B2 (en) 2003-01-30
DE69918183T2 (de) 2005-07-28
UA72754C2 (en) 2005-04-15
ATE269419T1 (de) 2004-07-15
AU1694200A (en) 2001-06-25
JP2003517097A (ja) 2003-05-20
CA2363102A1 (en) 2001-06-21
CA2363102C (en) 2007-05-22
WO2001044518A1 (en) 2001-06-21

Similar Documents

Publication Publication Date Title
DK0842301T3 (da) Fremgangsmåde til fremstilling af pozzolaner, syntetiske højovnsslagger, belit- eller alitklinker, samt af råjernslegeringer af oxidiske slagger samt arrangement til gennemførelse af denne fremgangsmåde
GB1485418A (en) Pellets useful in shaft furnace direct reduction and method of making same
DE69918183D1 (de) Verfahren zur einschränkung des auslaugungsverlustes bei der reduktion von feinem eisenerz im fluidatbett
DE60224080D1 (de) Verfahren zur herstellung von metallischem eisen
TR199902320T2 (xx) �imento c�rufu i�leme y�ntemi.
CA2531697A1 (en) Method for decreasing elutriation loss of fine iron ore in fluidized bed type reducing operation
ES482474A1 (es) Metodo para hacer funcionar un convertidor de acero y con- vertidor de acero que tiene un revestimiento antidesgaste basico.
DE59508535D1 (de) Verfahren zur thermischen Entsorgung von Reststoffen
JPS5442305A (en) Stoppers for preventing molten slag outflow
JPH09201513A (ja) 炉内脱硫剤
MY123031A (en) Shaft furnace
RU96123799A (ru) Способ ведения доменной плавки
SU471501A1 (ru) Способ торкретировани конвертера
JPS52708A (en) Lower nitrogen oxides industrial heating furnace
Maeda Flame gunning repair technique for steelmaking furnaces
Shevchenko et al. Desulphurizing of Pig Iron Outside the Blast Furnace With Various Reagents
JPS5695336A (en) Catalyst body for purification of gas
Ashie et al. Direct Reduction Process Using Shaft Furnace
GEU1999449Y (en) Ceramic Mass for Production of Articles from Ceramic Stone
SE9302847L (sv) Rökgasrening
Hayase DEVELOPMENT AND FUTURE ASPECT OF IRONMAKING TECHNOLOGY IN JAPAN
Papanastassiou et al. Operational and ecological advantages of using bauxite in blast furnaces
Meijer Protection of Steel Work in Aggressive Environments
RU97102393A (ru) Способ изготовления методом спекания высокоплотного и ультраплотного известкового и известково-периклазового клинкера
SU1777662A3 (ru) Способ регулирования дутьевого режима доменной печи

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: LINDNER BLAUMEIER PATENT- UND RECHTSANWAELTE, 9040