[go: up one dir, main page]

WO2005031009A3 - Method and apparatus for producing molten iron - Google Patents

Method and apparatus for producing molten iron Download PDF

Info

Publication number
WO2005031009A3
WO2005031009A3 PCT/IB2004/003483 IB2004003483W WO2005031009A3 WO 2005031009 A3 WO2005031009 A3 WO 2005031009A3 IB 2004003483 W IB2004003483 W IB 2004003483W WO 2005031009 A3 WO2005031009 A3 WO 2005031009A3
Authority
WO
WIPO (PCT)
Prior art keywords
molten iron
producing molten
melting
zone
furnace
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.)
Ceased
Application number
PCT/IB2004/003483
Other languages
French (fr)
Other versions
WO2005031009A2 (en
Inventor
Ricardo Viramontes-Brown
Juan Antoni Villarreal-Trevino
Ronald Victor Manu Lopez-Gomez
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.)
Hylsa SA de CV
Original Assignee
Hylsa SA de CV
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 Hylsa SA de CV filed Critical Hylsa SA de CV
Priority to AU2004276579A priority Critical patent/AU2004276579A1/en
Priority to EP04769713A priority patent/EP1670958A2/en
Priority to BRPI0414951-3A priority patent/BRPI0414951A/en
Publication of WO2005031009A2 publication Critical patent/WO2005031009A2/en
Anticipated expiration legal-status Critical
Publication of WO2005031009A3 publication Critical patent/WO2005031009A3/en
Ceased 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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)

Abstract

A system for producing molten iron from iron ores, including a direct reduction shaft furnace, a melting zone in a melting furnace having a coke bed in its lower portion and a charging and preheating chamber in its upper portion, and at least one reducing gas generation zone in communication with said melting zone.
PCT/IB2004/003483 2003-09-30 2004-09-30 Method and apparatus for producing molten iron Ceased WO2005031009A2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2004276579A AU2004276579A1 (en) 2003-09-30 2004-09-30 Method and apparatus for producing molten iron
EP04769713A EP1670958A2 (en) 2003-09-30 2004-09-30 Method and apparatus for producing molten iron
BRPI0414951-3A BRPI0414951A (en) 2003-09-30 2004-09-30 method and apparatus for producing cast iron

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US50716003P 2003-09-30 2003-09-30
US60/507,160 2003-09-30
US10/953,735 US20050151307A1 (en) 2003-09-30 2004-09-29 Method and apparatus for producing molten iron
US10/953,735 2004-09-29

Publications (2)

Publication Number Publication Date
WO2005031009A2 WO2005031009A2 (en) 2005-04-07
WO2005031009A3 true WO2005031009A3 (en) 2006-04-13

Family

ID=34396341

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2004/003483 Ceased WO2005031009A2 (en) 2003-09-30 2004-09-30 Method and apparatus for producing molten iron

Country Status (6)

Country Link
US (1) US20050151307A1 (en)
EP (1) EP1670958A2 (en)
AU (1) AU2004276579A1 (en)
BR (1) BRPI0414951A (en)
RU (1) RU2006114771A (en)
WO (1) WO2005031009A2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1995402B (en) * 2006-01-06 2011-11-16 伊尔技术有限公司 Method for directly reducing iron oxide to metallic iron by using coke oven gas and the like
RU2533991C2 (en) * 2009-06-10 2014-11-27 Кеки Хормусджи ГХАРДА Method for obtaining cast-iron, semi-finished steel products and reducing gas, and unit for its implementation
US9797023B2 (en) * 2013-12-20 2017-10-24 Grede Llc Shaft furnace and method of operating same
EP2905345A1 (en) * 2014-02-10 2015-08-12 Primetals Technologies Austria GmbH Pneumatic ore charging
EP3269830A4 (en) * 2015-03-13 2018-08-08 Tleugabulov, Suleiman Method for the reduction smelting of steel and apparatus for carrying out said method
US12000011B2 (en) 2021-06-22 2024-06-04 Midrex Technologies, Inc. System and method for the production of hot briquetted iron (HBI) containing flux and/or carbonaceous material at a direct reduction plant
AU2024218189A1 (en) * 2023-02-08 2025-08-28 Hatch Ltd. System and method for feeding an electric furnace

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4925489A (en) * 1987-08-21 1990-05-15 Voest-Alpine Stahl Donawitz Gesellschaft M.B.H. Process for melting scrap iron, sponge iron and/or solid pig iron
US5948139A (en) * 1995-07-19 1999-09-07 Voest-Alpine Industrieanlagenbau Gmbh Process for the production of molten pig iron or steel pre-products and a plant for carrying out the process
US5997609A (en) * 1994-12-01 1999-12-07 Voest-Alpine Industrieanlagenbau Gmbh Sponge iron production process and plant
US6315943B1 (en) * 1996-12-17 2001-11-13 Voest-Alpine Industrieanlagenbau Gmbh Apparatus for producing molten metal

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2889219A (en) * 1956-12-28 1959-06-02 Inland Steel Co Control method and apparatus for iron ore reduction process
US2928730A (en) * 1957-01-15 1960-03-15 Inland Steel Co Iron ore reduction process
US2919983A (en) * 1958-05-22 1960-01-05 Inland Steel Co Iron ore reduction process
GB988579A (en) * 1960-09-14 1965-04-07 Huettenwerk Oberhausen Ag Improvements in and relating to the production of liquid pig iron from ore
US3282677A (en) * 1963-04-30 1966-11-01 Futakuchi Method of manufacturing iron by low temperature reduction with use of methane gas
IT1038230B (en) * 1974-05-22 1979-11-20 Krupp Gmbh PROCEDURE FOR THE PRODUCTION OF STEEL
US4001008A (en) * 1974-08-06 1977-01-04 Vereinigte Osterreichische Eisen- Und Stahlwerke-Alpine Montan Aktiengesellschaft Method and apparatus for the reduction of ores, especially iron ores
US4316739A (en) * 1979-07-16 1982-02-23 Midrex Corporation Method for producing molten iron
US4248626A (en) * 1979-07-16 1981-02-03 Midrex Corporation Method for producing molten iron from iron oxide with coal and oxygen
US4246024A (en) * 1979-10-31 1981-01-20 Grupo Industrial Alfa, S.A. Method for the gaseous reduction of metal ores using reducing gas produced by gasification of solid or liquid fossil fuels
SE457265B (en) * 1981-06-10 1988-12-12 Sumitomo Metal Ind PROCEDURE AND ESTABLISHMENT FOR PREPARATION OF THANKS
DE3437913C2 (en) * 1984-10-12 1987-05-07 Korf Engineering GmbH, 4000 Düsseldorf Process and apparatus for producing sponge iron and/or liquid pig iron
US4571259A (en) * 1985-01-18 1986-02-18 Westinghouse Electric Corp. Apparatus and process for reduction of metal oxides
DE3503493A1 (en) * 1985-01-31 1986-08-14 Korf Engineering GmbH, 4000 Düsseldorf METHOD FOR THE PRODUCTION OF RAW IRON
US4664389A (en) * 1985-10-08 1987-05-12 Barclay Precision Toys Inc. Toy car and method of utilzing same
BR8605001A (en) * 1986-10-13 1988-05-31 Setepla Tecnometal Engenharia EQUIPMENT FOR THE PRODUCTION OF FERROUS METALS OR NOT FROM SELF-REDUCING AND SELF-REDUCING ORES OR AGLOMERATES OR NOT FROM
DE3644775A1 (en) * 1986-12-23 1988-07-14 Korf Engineering Gmbh METHOD FOR THE PRODUCTION OF RAW IRON
AT390622B (en) * 1988-10-25 1990-06-11 Voest Alpine Ind Anlagen METHOD AND INSTALLATION FOR THE PRODUCTION OF LIQUID PIG IRON
DE4037977A1 (en) * 1990-11-29 1992-06-11 Voest Alpine Ind Anlagen METHOD FOR THE PRODUCTION OF RAW IRON OR IRON SPONGE
US5338336A (en) * 1993-06-30 1994-08-16 Bechtel Group, Inc. Method of processing electric arc furnace dust and providing fuel for an iron making process
US5320676A (en) * 1992-10-06 1994-06-14 Bechtel Group, Inc. Low slag iron making process with injecting coolant
US5397376A (en) * 1992-10-06 1995-03-14 Bechtel Group, Inc. Method of providing fuel for an iron making process
AT404735B (en) * 1992-10-22 1999-02-25 Voest Alpine Ind Anlagen METHOD AND INSTALLATION FOR THE PRODUCTION OF LIQUID PIPE IRON OR LIQUID STEEL PRE-PRODUCTS
DE4240197C2 (en) * 1992-11-30 1996-04-18 Vuletic Bogdan Dipl Ing Process for the production of pig iron from iron ore and device for the thermal and / or chemical treatment of a readily disintegrating material or for the production of pig iron by means of this process
US5413622A (en) * 1993-12-16 1995-05-09 Bechtel Group, Inc. Method of making hot metals with totally recycled gas
TW303389B (en) * 1994-10-17 1997-04-21 V0Est Alpine Industrieanlagenbau Gmbh
AT406483B (en) * 1995-07-19 2000-05-25 Voest Alpine Ind Anlagen METHOD FOR THE PRODUCTION OF LIQUID PIPE IRON OR STEEL PRE-PRODUCTS AND SYSTEM FOR IMPLEMENTING THE METHOD
AUPN639995A0 (en) * 1995-11-03 1995-11-30 Technological Resources Pty Limited A method and an apparatus for producing metals and metal alloys
DE69720606T2 (en) * 1996-01-26 2004-03-04 Nippon Steel Corp. METHOD FOR OPERATING A SHAFT
AT403929B (en) * 1996-07-10 1998-06-25 Voest Alpine Ind Anlagen METHOD FOR GENERATING A REDUCING GAS FOR THE REDUCTION OF METAL ORE, AND SYSTEM FOR IMPLEMENTING THE METHOD
AUPO276496A0 (en) * 1996-10-07 1996-10-31 Technological Resources Pty Limited A method and an apparatus for producing metals and metal alloys
AT404138B (en) * 1996-10-08 1998-08-25 Voest Alpine Ind Anlagen METHOD FOR PRODUCING LIQUID PIPE IRON OR STEEL PRE-PRODUCTS AND SYSTEM FOR IMPLEMENTING THE METHOD

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4925489A (en) * 1987-08-21 1990-05-15 Voest-Alpine Stahl Donawitz Gesellschaft M.B.H. Process for melting scrap iron, sponge iron and/or solid pig iron
US5997609A (en) * 1994-12-01 1999-12-07 Voest-Alpine Industrieanlagenbau Gmbh Sponge iron production process and plant
US5948139A (en) * 1995-07-19 1999-09-07 Voest-Alpine Industrieanlagenbau Gmbh Process for the production of molten pig iron or steel pre-products and a plant for carrying out the process
US6315943B1 (en) * 1996-12-17 2001-11-13 Voest-Alpine Industrieanlagenbau Gmbh Apparatus for producing molten metal

Also Published As

Publication number Publication date
WO2005031009A2 (en) 2005-04-07
BRPI0414951A (en) 2006-11-07
RU2006114771A (en) 2007-11-10
AU2004276579A1 (en) 2005-04-07
EP1670958A2 (en) 2006-06-21
US20050151307A1 (en) 2005-07-14

Similar Documents

Publication Publication Date Title
US9932649B2 (en) Fixed-type electric furnace and molten steel production method
EP1076102A3 (en) Pressure control in direct melting process
WO2001073137A3 (en) Method of producing metallic iron and raw material feed device
EP1096215A3 (en) Apparatus and method for producing metal through reduction
MY138135A (en) Method of producing a reduced metal, and traveling hearth furnace for producing same
MXPA04005098A (en) Method for producing titanium oxide containing slag.
WO2001061246A8 (en) Reactor and method for gasifying and/or melting materials
UA85248C2 (en) DEVICE FOR PRODUCING OF CAST-IRON MELT BY injection OF fine coal into the melting GAS GENERATOR AND METHOD FOR APPLICATION OF THIS device
MXPA04000246A (en) Method of manufacturing metal iron.
TW200613566A (en) Process for producing molten iron and apparatus therefor
WO2005031009A3 (en) Method and apparatus for producing molten iron
CN110241286A (en) A kind of pre-heating mean and conveying device of continuous steel scrap converter smelting
AU2270499A (en) Method for producing pig iron
WO2005084110A3 (en) Pre-treatment process for feed material for direct reduction process
WO2005103306A3 (en) Methods of using tires and scrap rubber in the manufacture and melting of steel and other metals
AU5533500A (en) Method for producing melt iron
TW365644B (en) Method and apparatus for operating a blast furnace
TW200700562A (en) Method and apparatus for the recovery of refractory debris materials and ladle slags as process slags in iron metallurgy production in eafs, and the related metering to the furnace for the formation of the process slag
CN110157849A (en) A kind of feeding method and device of converter steel scrap continuously pre-heating
CN110029202A (en) A kind of method and device of converter steel scrap continuously pre-heating
WO2000047780A3 (en) Method and apparatus for preheating of direct reduced iron used as feed to an electric arc furnace
CA2267776A1 (en) A method and an apparatus for producing metals and metal alloys
AU725946B2 (en) A method and an apparatus for producing metals and metal alloys
Poveromo Opening lecture the evolution of ironmaking
Bol'shakov et al. Development of blast furnace division.

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200480028077.4

Country of ref document: CN

AK Designated states

Kind code of ref document: A2

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A2

Designated state(s): GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
WWE Wipo information: entry into national phase

Ref document number: 200602594

Country of ref document: ZA

Ref document number: PA/a/2006/003507

Country of ref document: MX

WWE Wipo information: entry into national phase

Ref document number: 1020067006280

Country of ref document: KR

Ref document number: 1082/CHENP/2006

Country of ref document: IN

WWE Wipo information: entry into national phase

Ref document number: 2004769713

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2004276579

Country of ref document: AU

WWE Wipo information: entry into national phase

Ref document number: 2006114771

Country of ref document: RU

ENP Entry into the national phase

Ref document number: 2004276579

Country of ref document: AU

Date of ref document: 20040930

Kind code of ref document: A

WWP Wipo information: published in national office

Ref document number: 2004276579

Country of ref document: AU

WWP Wipo information: published in national office

Ref document number: 2004769713

Country of ref document: EP

WWW Wipo information: withdrawn in national office

Ref document number: 1020067006280

Country of ref document: KR

WWW Wipo information: withdrawn in national office

Ref document number: 2004769713

Country of ref document: EP

ENP Entry into the national phase

Ref document number: PI0414951

Country of ref document: BR