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
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/en

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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (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 (en) 1994-10-20 1994-10-20 Process for producing metallic iron from fine-grained iron ore

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 (en)
BR (1) BR9504492A (en)
DE (1) DE4437549C2 (en)
MY (1) MY115972A (en)
TW (1) TW297049B (en)
ZA (1) ZA958896B (en)

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 (en) * 1997-03-20 2000-01-13 Ferrostaal Ag Method and device for preparing fine ores for direct reduction
DE19718136C2 (en) * 1997-04-30 2003-02-13 Outokumpu Oy Process for the thermal treatment of granular iron ore before reduction
DE19960575A1 (en) * 1999-12-15 2001-06-21 Krupp Polysius Ag Process and plant for reducing fine ores
JP2003517097A (en) * 1999-12-16 2003-05-20 ポーハング アイアン アンド スティール シーオー．，エルティディ． Method for minimizing elution loss of fine iron ore in fluidized bed reduction operation
DE10319625B3 (en) * 2003-05-02 2004-10-14 Outokumpu Oyj Heat treating solids, preferably iron oxide-containing solids, in a fluidized bed reactor comprises passing fluidizing gas through distribution plates to fluidize the solids
DE10343662B4 (en) * 2003-09-18 2005-10-27 Outokumpu Oyj Process and plant for the heat treatment of titanium-containing solids
DE102012005454B4 (en) * 2012-03-20 2020-06-18 Outotec Oyj Method and device for producing hardened granules from iron-containing particles
DE102021112922A1 (en) 2021-06-02 2022-12-08 Thyssenkrupp Steel Europe Ag Process for the direct reduction of iron ore
CN114941046A (en) * 2022-03-28 2022-08-26 北京科技大学 System and method for directly reducing iron ore by hydrogen based on circulating fluidized bed

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4307484A1 (en) * 1993-03-10 1994-09-15 Metallgesellschaft Ag Process for the direct reduction of materials containing iron oxide with solid carbon-containing reducing agents
DE4410093C1 (en) * 1994-03-24 1995-03-09 Metallgesellschaft Ag Process for the direct reduction of materials containing iron oxides
DE4320359C1 (en) * 1993-06-19 1994-10-20 Metallgesellschaft Ag Process for the direct reduction of substances containing iron oxide to sponge iron and carburising to Fe3C

Also Published As

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

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