ZA200609572B - A direct reduction process - Google Patents

A direct reduction process

Info

Publication number
ZA200609572B
ZA200609572B ZA200609572A ZA200609572A ZA200609572B ZA 200609572 B ZA200609572 B ZA 200609572B ZA 200609572 A ZA200609572 A ZA 200609572A ZA 200609572 A ZA200609572 A ZA 200609572A ZA 200609572 B ZA200609572 B ZA 200609572B
Authority
ZA
South Africa
Prior art keywords
reduction process
direct reduction
direct
reduction
Prior art date
Application number
ZA200609572A
Other languages
English (en)
Inventor
Orth Andreas
Eichberger Heinz
Philp Donald Keith
Dry Rod
Original Assignee
Outokumpu Technology Oyj
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
Priority claimed from AU2004902898A external-priority patent/AU2004902898A0/en
Application filed by Outokumpu Technology Oyj filed Critical Outokumpu Technology Oyj
Publication of ZA200609572B publication Critical patent/ZA200609572B/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
    • 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
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • 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
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • 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)
  • Mechanical Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Manufacture Of Iron (AREA)
ZA200609572A 2004-05-31 2006-11-17 A direct reduction process ZA200609572B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2004902898A AU2004902898A0 (en) 2004-05-31 A direct reduction process

Publications (1)

Publication Number Publication Date
ZA200609572B true ZA200609572B (en) 2008-04-30

Family

ID=35451486

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200609572A ZA200609572B (en) 2004-05-31 2006-11-17 A direct reduction process

Country Status (14)

Country Link
US (1) US7780759B2 (fr)
EP (1) EP1756322B1 (fr)
JP (1) JP5000487B2 (fr)
CN (1) CN100580098C (fr)
BR (1) BRPI0511701B1 (fr)
CA (1) CA2566318C (fr)
EA (1) EA009504B1 (fr)
ES (1) ES2442222T3 (fr)
NZ (1) NZ551516A (fr)
PL (1) PL1756322T3 (fr)
TW (1) TWI379909B (fr)
UA (1) UA84759C2 (fr)
WO (1) WO2005116274A2 (fr)
ZA (1) ZA200609572B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA009505B1 (ru) * 2004-05-31 2008-02-28 Ототек Оюй Способ и установка для прямого восстановления металлоносного материала
DK3388744T3 (da) * 2017-04-12 2020-02-03 Improbed Ab System og fremgangsmåde til genanvendelse af fluidiseret kedellejemateriale
CN111411185A (zh) * 2020-05-09 2020-07-14 刘虎才 一种能够还原金属的设备及还原工艺
JP7492125B2 (ja) * 2020-05-29 2024-05-29 日本製鉄株式会社 還元鉄の製造設備および還元鉄の製造方法
WO2023100936A1 (fr) 2021-11-30 2023-06-08 日本製鉄株式会社 Installation de production de fer réduit et procédé de production de fer réduit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3642060A (en) * 1970-03-16 1972-02-15 Bethlehem Steel Corp Water-cooled apparatus
US3928021A (en) * 1970-12-28 1975-12-23 Nippon Kokan Kk Process of reducing iron ores
JPS54152615A (en) * 1978-05-24 1979-12-01 Ishikawajima Harima Heavy Ind Co Ltd Suspended layer type direct reduction iron making process
SE419129B (sv) * 1979-05-29 1981-07-13 Stora Kopparbergs Bergslags Ab Anordning for reduktion av finfordelat jernoxidhaltigt material i en cirkulerande flytbedd
SE429898B (sv) * 1980-01-16 1983-10-03 Stora Kopparbergs Bergslags Ab Sett att forhindra pakladdning vid reduktion i flytbedd av finfordelat metalloxidhaltigt material
DE3307848A1 (de) * 1983-03-05 1984-09-06 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur nachverbrennung und reinigung von prozessabgasen
AT381954B (de) * 1984-08-16 1986-12-29 Voest Alpine Ag Verfahren zur direktreduktion von eisenoxidhaeltigen materialien
JPH06145749A (ja) * 1992-11-09 1994-05-27 Nippon Steel Corp 循環流動層による鉱石の還元方法
EP0630975B1 (fr) * 1993-06-19 1997-07-23 Metallgesellschaft Ag Procédé de réduction directe de matières contenant de l'oxyde de fer
EP0741801B1 (fr) * 1994-12-29 2000-04-12 POHANG IRON & STEEL CO., LTD. Appareil de reduction de type a lit fluidise pour minerais de fer et procede de reduction des minerais de fer a l'aide de l'appareil
EA009505B1 (ru) * 2004-05-31 2008-02-28 Ототек Оюй Способ и установка для прямого восстановления металлоносного материала

Also Published As

Publication number Publication date
UA84759C2 (ru) 2008-11-25
JP5000487B2 (ja) 2012-08-15
JP2008501071A (ja) 2008-01-17
CA2566318A1 (fr) 2005-12-08
EA200601980A1 (ru) 2007-06-29
US7780759B2 (en) 2010-08-24
WO2005116274A2 (fr) 2005-12-08
CA2566318C (fr) 2012-09-25
EP1756322B1 (fr) 2013-11-20
BRPI0511701A (pt) 2008-01-08
ES2442222T3 (es) 2014-02-10
EA009504B1 (ru) 2008-02-28
NZ551516A (en) 2010-08-27
CN1961082A (zh) 2007-05-09
TWI379909B (en) 2012-12-21
US20080229881A1 (en) 2008-09-25
EP1756322A2 (fr) 2007-02-28
WO2005116274A3 (fr) 2006-04-20
TW200602498A (en) 2006-01-16
CN100580098C (zh) 2010-01-13
PL1756322T3 (pl) 2014-04-30
BRPI0511701B1 (pt) 2013-07-16

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