BRPI0511701B1 - processo de reduÇço direta - Google Patents

processo de reduÇço direta

Info

Publication number
BRPI0511701B1
BRPI0511701B1 BRPI0511701-1B1A BRPI0511701A BRPI0511701B1 BR PI0511701 B1 BRPI0511701 B1 BR PI0511701B1 BR PI0511701 A BRPI0511701 A BR PI0511701A BR PI0511701 B1 BRPI0511701 B1 BR PI0511701B1
Authority
BR
Brazil
Prior art keywords
reduction process
direct reduction
direct
reduction
Prior art date
Application number
BRPI0511701-1B1A
Other languages
English (en)
Inventor
Andreas Orth
Heinz Eichberger
Donald Philp
Rod Dry Keith
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 filed Critical
Publication of BRPI0511701A publication Critical patent/BRPI0511701A/pt
Publication of BRPI0511701B1 publication Critical patent/BRPI0511701B1/pt

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)
BRPI0511701-1B1A 2004-05-31 2005-05-20 processo de reduÇço direta BRPI0511701B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2004902898A AU2004902898A0 (en) 2004-05-31 A direct reduction process
PCT/EP2005/005465 WO2005116274A2 (en) 2004-05-31 2005-05-20 A direct reduction process

Publications (2)

Publication Number Publication Date
BRPI0511701A BRPI0511701A (pt) 2008-01-08
BRPI0511701B1 true BRPI0511701B1 (pt) 2013-07-16

Family

ID=35451486

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0511701-1B1A BRPI0511701B1 (pt) 2004-05-31 2005-05-20 processo de reduÇço direta

Country Status (14)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1753883B1 (en) * 2004-05-31 2007-11-07 Outotec Oyj A direct reduction process and apparatus
PL3388744T3 (pl) * 2017-04-12 2020-05-18 Improbed Ab Układ i sposób zawracania do obiegu materiału ze złoża fluidalnego w kotle
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
AU2022403347A1 (en) 2021-11-30 2024-05-30 Nippon Steel Corporation Facility for producing reduced iron and method for producing reduced iron

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 (de) * 1993-06-19 1997-07-23 Metallgesellschaft Ag Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen
CN1062911C (zh) * 1994-12-29 2001-03-07 浦项综合制铁株式会社 用于铁矿石的流化床型还原设备及用此设备还原铁矿石的方法
EP1753883B1 (en) * 2004-05-31 2007-11-07 Outotec Oyj A direct reduction process and apparatus

Also Published As

Publication number Publication date
EP1756322B1 (en) 2013-11-20
US7780759B2 (en) 2010-08-24
EP1756322A2 (en) 2007-02-28
WO2005116274A3 (en) 2006-04-20
JP5000487B2 (ja) 2012-08-15
TW200602498A (en) 2006-01-16
US20080229881A1 (en) 2008-09-25
EA009504B1 (ru) 2008-02-28
PL1756322T3 (pl) 2014-04-30
ZA200609572B (en) 2008-04-30
BRPI0511701A (pt) 2008-01-08
ES2442222T3 (es) 2014-02-10
JP2008501071A (ja) 2008-01-17
CN1961082A (zh) 2007-05-09
TWI379909B (en) 2012-12-21
CA2566318A1 (en) 2005-12-08
UA84759C2 (ru) 2008-11-25
EA200601980A1 (ru) 2007-06-29
CA2566318C (en) 2012-09-25
WO2005116274A2 (en) 2005-12-08
CN100580098C (zh) 2010-01-13
NZ551516A (en) 2010-08-27

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 20/05/2005, OBSERVADAS AS CONDICOES LEGAIS.

B25D Requested change of name of applicant approved
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 15A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: REFERENTE AO DESPACHO 21.6 PUBLICADO NA RPI 2568 DE 2020-03-24