IN172053B - - Google Patents

Info

Publication number
IN172053B
IN172053B IN89/CAL/89A IN89CA1989A IN172053B IN 172053 B IN172053 B IN 172053B IN 89CA1989 A IN89CA1989 A IN 89CA1989A IN 172053 B IN172053 B IN 172053B
Authority
IN
India
Prior art keywords
bath
jet
oxidizing gases
injected
tuyeres
Prior art date
Application number
IN89/CAL/89A
Other languages
English (en)
Inventor
Gregory John Hardie
John Michael Ganser
Original Assignee
Kloeckner Cra Patent
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 Kloeckner Cra Patent filed Critical Kloeckner Cra Patent
Publication of IN172053B publication Critical patent/IN172053B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/56—Manufacture of steel by other methods
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/56—Manufacture of steel by other methods
    • C21C5/562—Manufacture of steel by other methods starting from scrap
    • 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)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Incineration Of Waste (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Catalysts (AREA)
  • Gasification And Melting Of Waste (AREA)
IN89/CAL/89A 1988-02-12 1989-01-27 IN172053B (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPI674188 1988-02-12
AUPI674588 1988-02-12
AUPI955888 1988-07-29

Publications (1)

Publication Number Publication Date
IN172053B true IN172053B (de) 1993-03-27

Family

ID=27157416

Family Applications (1)

Application Number Title Priority Date Filing Date
IN89/CAL/89A IN172053B (de) 1988-02-12 1989-01-27

Country Status (15)

Country Link
US (2) US5051127A (de)
EP (1) EP0327862B1 (de)
JP (1) JPH0221185A (de)
KR (1) KR930004731B1 (de)
AT (1) ATE105872T1 (de)
AU (1) AU617409B2 (de)
BR (1) BR8900607A (de)
CA (1) CA1340545C (de)
DE (3) DE327862T1 (de)
ES (1) ES2010498T3 (de)
HU (1) HU208342B (de)
IN (1) IN172053B (de)
MX (1) MX169852B (de)
NZ (1) NZ227849A (de)
RU (1) RU2025496C1 (de)

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ES2114861T3 (es) * 1989-06-02 1998-06-16 Cra Services Pre-calentamiento y pre-reduccion de un mineral de oxido metalico utilizando gases de escape a alta temperatura.
ATE139267T1 (de) * 1990-03-13 1996-06-15 Cra Services Verfahren zum herstellen von metallen und legierungen in einem schmelzreduktionsgefäss
US5190577A (en) * 1990-12-11 1993-03-02 Liquid Air Corporation Replacement of argon with carbon dioxide in a reactor containing molten metal for the purpose of refining molten metal
DE4042176C2 (de) * 1990-12-29 1993-12-09 Tech Resources Pty Ltd Verfahren zur Reduktion von Metalloxiden im schmelzflüssigen Zustand
IT1247067B (it) * 1991-01-14 1994-12-12 Cartigliano Off Spa Metodo ed apparato per il condizionamento di prodotti biologici
BR9206400A (pt) * 1991-07-29 1994-12-27 Molten Metal Tech Inc Método e sistema para converter um produto de alimentacão a um constituinte atômico dissolvido
DE4234974C2 (de) * 1992-10-16 1994-12-22 Tech Resources Pty Ltd Verfahren zur Verstärkung der Stoffumsätze in metallurgischen Reaktionsgefäßen
DE4234973C1 (de) * 1992-10-16 1994-06-01 Tech Resources Pty Ltd Verfahren zum Schutz der feuerfesten Ausmauerung im Gasraum von metallurgischen Reaktionsgefäßen
US5733358A (en) * 1994-12-20 1998-03-31 Usx Corporation And Praxair Technology, Inc. Process and apparatus for the manufacture of steel from iron carbide
AUPN226095A0 (en) * 1995-04-07 1995-05-04 Technological Resources Pty Limited A method of producing metals and metal alloys
AU698185B2 (en) * 1995-04-07 1998-10-29 Technological Resources Pty Limited A method of producing metals and metal alloys
DE19518343C2 (de) * 1995-05-18 1997-08-21 Tech Resources Pty Ltd Schmelzreduktionsverfahren mit erhöhter Effektivität
RU2081180C1 (ru) * 1995-07-06 1997-06-10 Московский государственный институт стали и сплавов (технологический университет) Способ дожигания горючих газов в рабочем пространстве сталеплавильных агрегатов и устройство для его осуществления
US5916512A (en) * 1995-07-06 1999-06-29 Air Products And Chemicals, Inc. Method and apparatus for after-burning the combustible components of the atmosphere in metallurgical smelting vessels
AUPO426096A0 (en) * 1996-12-18 1997-01-23 Technological Resources Pty Limited Method and apparatus for producing metals and metal alloys
AUPO426396A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited A method of producing iron
AUPO944697A0 (en) * 1997-09-26 1997-10-16 Technological Resources Pty Limited A method of producing metals and metal alloys
AUPP442598A0 (en) 1998-07-01 1998-07-23 Technological Resources Pty Limited Direct smelting vessel
AUPP483898A0 (en) 1998-07-24 1998-08-13 Technological Resources Pty Limited A direct smelting process & apparatus
MY119760A (en) 1998-07-24 2005-07-29 Tech Resources Pty Ltd A direct smelting process
AUPP554098A0 (en) 1998-08-28 1998-09-17 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP570098A0 (en) 1998-09-04 1998-10-01 Technological Resources Pty Limited A direct smelting process
AUPP647198A0 (en) 1998-10-14 1998-11-05 Technological Resources Pty Limited A process and an apparatus for producing metals and metal alloys
AUPP805599A0 (en) 1999-01-08 1999-02-04 Technological Resources Pty Limited A direct smelting process
AUPQ083599A0 (en) 1999-06-08 1999-07-01 Technological Resources Pty Limited Direct smelting vessel
AUPQ152299A0 (en) 1999-07-09 1999-08-05 Technological Resources Pty Limited Start-up procedure for direct smelting process
AUPQ205799A0 (en) 1999-08-05 1999-08-26 Technological Resources Pty Limited A direct smelting process
AUPQ213099A0 (en) 1999-08-10 1999-09-02 Technological Resources Pty Limited Pressure control
AUPQ308799A0 (en) 1999-09-27 1999-10-21 Technological Resources Pty Limited A direct smelting process
AUPQ346399A0 (en) 1999-10-15 1999-11-11 Technological Resources Pty Limited Stable idle procedure
AUPQ365799A0 (en) 1999-10-26 1999-11-18 Technological Resources Pty Limited A direct smelting apparatus and process
US6602321B2 (en) 2000-09-26 2003-08-05 Technological Resources Pty. Ltd. Direct smelting process
AP2010005222A0 (en) * 2007-09-14 2010-04-30 Barrick Gold Corp Process for recovering platinum group metals usingreductants
RU2520883C2 (ru) * 2012-07-20 2014-06-27 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" Дуговая сталеплавильная печь с дожиганием горючих газов

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GB400793A (en) * 1931-12-28 1933-11-02 Martin Kuenkele An improved process of and apparatus for influencing the processes of combustion in the hearths of shaft furnaces
DE723344C (de) * 1937-07-31 1942-08-03 Huetten Ges Lohse Lindhorst Pa Verfahren zur Durchfuehrung huettenmaennischer Reaktionen, insbesondere zur unmittelbaren Eisengewinnung
US2454892A (en) * 1946-05-22 1948-11-30 John H Sprow Blast furnace tuyere
DE843097C (de) * 1949-08-31 1952-07-03 Voest Ag Verfahren zum Frischen von Stahl mit reinem Sauerstoff
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DE1806866B2 (de) * 1968-11-04 1972-03-02 Nippon Kokan K K , Tokio Brenner fuer fluessige brennstoffe
BE792128A (fr) * 1971-12-06 1973-03-16 Uss Eng & Consult Procede et installation pour l'affinage de l'acier
DE2419165A1 (de) * 1973-04-25 1974-11-21 Centre Rech Metallurgique Verfahren und vorrichtung zum schmelzen von eisenschrott
US3960546A (en) * 1974-05-22 1976-06-01 United States Steel Corporation Method for eliminating nose-skulls from steelmaking vessels
DE2838983C3 (de) * 1978-09-07 1986-03-27 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur Erzeugung von Stahl im Konverter
DE2755165C3 (de) * 1977-12-10 1988-03-24 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur Erhöhung des Schrottsatzes bei der Stahlerzeugung
DE3031680A1 (de) * 1980-08-22 1982-03-11 Klöckner-Werke AG, 4100 Duisburg Verfahren zur gaserzeugung
DE3318005C2 (de) * 1983-05-18 1986-02-20 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur Eisenherstellung
DE3607776A1 (de) * 1986-03-08 1987-09-17 Kloeckner Cra Tech Verfahren zur herstellung von eisen
DE3607775A1 (de) * 1986-03-08 1987-09-17 Kloeckner Cra Tech Verfahren zur schmelzreduktion von eisenerz
US4701214A (en) * 1986-04-30 1987-10-20 Midrex International B.V. Rotterdam Method of producing iron using rotary hearth and apparatus

Also Published As

Publication number Publication date
HUT55450A (en) 1991-05-28
MX169852B (es) 1993-07-28
DE3903705C2 (de) 1990-06-13
DE3903705A1 (de) 1989-08-24
US5051127A (en) 1991-09-24
EP0327862A2 (de) 1989-08-16
EP0327862A3 (en) 1990-02-28
CA1340545C (en) 1999-05-18
ES2010498A4 (es) 1989-11-16
DE68915298D1 (de) 1994-06-23
AU617409B2 (en) 1991-11-28
KR890013199A (ko) 1989-09-22
AU2880289A (en) 1989-08-17
HU208342B (en) 1993-09-28
DE68915298T2 (de) 1994-09-08
NZ227849A (en) 1991-06-25
BR8900607A (pt) 1989-10-10
ATE105872T1 (de) 1994-06-15
ES2010498T3 (es) 1994-07-16
RU2025496C1 (ru) 1994-12-30
EP0327862B1 (de) 1994-05-18
US5050848A (en) 1991-09-24
KR930004731B1 (ko) 1993-06-03
JPH0221185A (ja) 1990-01-24
JPH0581638B2 (de) 1993-11-15
DE327862T1 (de) 1989-12-07

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