ZA958896B - Process for the heat treatment of fine-grained iron ore and for the conversion of the heat-treated iron ore to metallic iron - Google Patents

Process for the heat treatment of fine-grained iron ore and for the conversion of the heat-treated iron ore to metallic iron

Info

Publication number
ZA958896B
ZA958896B ZA958896A ZA958896A ZA958896B ZA 958896 B ZA958896 B ZA 958896B ZA 958896 A ZA958896 A ZA 958896A ZA 958896 A ZA958896 A ZA 958896A ZA 958896 B ZA958896 B ZA 958896B
Authority
ZA
South Africa
Prior art keywords
iron ore
heat
iron
fine
conversion
Prior art date
Application number
ZA958896A
Other languages
English (en)
Inventor
Wolfgang Bresser
Martin Hirsch
Alpaydin Saatci
Original Assignee
Metallgesellschaft Ag
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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of ZA958896B publication Critical patent/ZA958896B/xx

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
    • 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
    • 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
    • C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
    • 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)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
ZA958896A 1994-10-20 1995-10-20 Process for the heat treatment of fine-grained iron ore and for the conversion of the heat-treated iron ore to metallic iron ZA958896B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4437549A DE4437549C2 (de) 1994-10-20 1994-10-20 Verfahren zur Herstellung von metallischem Eisen aus feinkörnigem Eisenerz

Publications (1)

Publication Number Publication Date
ZA958896B true ZA958896B (en) 1997-04-21

Family

ID=6531290

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA958896A ZA958896B (en) 1994-10-20 1995-10-20 Process for the heat treatment of fine-grained iron ore and for the conversion of the heat-treated iron ore to metallic iron

Country Status (6)

Country Link
AU (1) AU690737B2 (ja)
BR (1) BR9504492A (ja)
DE (1) DE4437549C2 (ja)
MY (1) MY115972A (ja)
TW (1) TW297049B (ja)
ZA (1) ZA958896B (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5674308A (en) * 1994-08-12 1997-10-07 Midrex International B.V. Rotterdam, Zurich Branch Spouted bed circulating fluidized bed direct reduction system and method
DE19711629C2 (de) * 1997-03-20 2000-01-13 Ferrostaal Ag Verfahren und Vorrichtung zur Vorbereitung von Feinerzen für die Direktreduktion
DE19718136C2 (de) * 1997-04-30 2003-02-13 Outokumpu Oy Verfahren zum thermischen Behandeln von körnigem Eisenerz vor der Reduktion
DE19960575A1 (de) * 1999-12-15 2001-06-21 Krupp Polysius Ag Verfahren und Anlage zur Reduktion von Feinerzen
EP1157136B1 (en) * 1999-12-16 2004-06-16 POHANG IRON & STEEL CO., LTD. Method for decreasing elutriation loss of fine iron ore in fluidized bed type reducing operation
DE10319625B3 (de) * 2003-05-02 2004-10-14 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von eisenoxidhaltigen Feststoffen
DE10343662B4 (de) * 2003-09-18 2005-10-27 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung titanhaltiger Feststoffe
DE102012005454B4 (de) * 2012-03-20 2020-06-18 Outotec Oyj Verfahren und Vorrichtung zur Herstellung von gehärteten Granalien aus eisenhaltigen Partikeln
DE102021112922A1 (de) 2021-06-02 2022-12-08 Thyssenkrupp Steel Europe Ag Verfahren zur Direktreduktion von Eisenerz
CN114941046A (zh) * 2022-03-28 2022-08-26 北京科技大学 一种基于循环流化床的氢气直接还原铁矿石的系统及方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4307484A1 (de) * 1993-03-10 1994-09-15 Metallgesellschaft Ag Verfahren zur Direktreduktion von eisenoxidhaltigen Materialien mit festen kohlenstoffhaltigen Reduktionsmitteln
DE4320359C1 (de) * 1993-06-19 1994-10-20 Metallgesellschaft Ag Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen zu Eisenschwamm und Aufkohlung zu Fe¶3¶C
DE4410093C1 (de) * 1994-03-24 1995-03-09 Metallgesellschaft Ag Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen

Also Published As

Publication number Publication date
AU3430695A (en) 1996-05-02
BR9504492A (pt) 1997-05-20
DE4437549A1 (de) 1996-04-25
MY115972A (en) 2003-10-31
AU690737B2 (en) 1998-04-30
TW297049B (ja) 1997-02-01
DE4437549C2 (de) 1996-08-08

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