IN147340B - - Google Patents

Info

Publication number
IN147340B
IN147340B IN374/DEL/79A IN374DE1979A IN147340B IN 147340 B IN147340 B IN 147340B IN 374DE1979 A IN374DE1979 A IN 374DE1979A IN 147340 B IN147340 B IN 147340B
Authority
IN
India
Application number
IN374/DEL/79A
Other languages
English (en)
Inventor
Frank M Stephens Jr
Original Assignee
Hazen Research
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 Hazen Research filed Critical Hazen Research
Priority to IN374/DEL/79A priority Critical patent/IN147340B/en
Publication of IN147340B publication Critical patent/IN147340B/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/015—Pretreatment specially adapted for magnetic separation by chemical treatment imparting magnetic properties to the material to be separated, e.g. roasting, reduction, oxidation
    • 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
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/006—Starting from ores containing non ferrous metallic oxides
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B15/00—Other processes for the manufacture of iron from iron compounds
    • 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
    • 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
    • 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
    • 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
    • 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
    • C21B2100/66—Heat exchange
    • 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)
  • Dispersion Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
  • Manufacture Of Iron (AREA)
  • Powder Metallurgy (AREA)
  • Compounds Of Iron (AREA)
IN374/DEL/79A 1975-10-14 1979-05-25 IN147340B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IN374/DEL/79A IN147340B (de) 1975-10-14 1979-05-25

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/622,101 US4053301A (en) 1975-10-14 1975-10-14 Process for the direct production of steel
IN374/DEL/79A IN147340B (de) 1975-10-14 1979-05-25

Publications (1)

Publication Number Publication Date
IN147340B true IN147340B (de) 1980-02-02

Family

ID=41667474

Family Applications (1)

Application Number Title Priority Date Filing Date
IN374/DEL/79A IN147340B (de) 1975-10-14 1979-05-25

Country Status (23)

Country Link
US (2) US4053301A (de)
JP (1) JPS6053084B2 (de)
AT (2) AT372703B (de)
AU (3) AU511757B2 (de)
BE (1) BE859543A (de)
BR (1) BR7608606A (de)
CS (1) CS225806B1 (de)
DD (2) DD139726A5 (de)
DE (1) DE2700427A1 (de)
DK (1) DK153956C (de)
ES (1) ES462924A1 (de)
FR (2) FR2375327A1 (de)
HU (1) HU177214B (de)
IE (3) IE46155B1 (de)
IN (1) IN147340B (de)
IT (1) IT1087734B (de)
MX (2) MX5693E (de)
NL (1) NL7710893A (de)
NO (1) NO147344C (de)
OA (1) OA05782A (de)
PL (1) PL116930B1 (de)
SE (2) SE438000B (de)
ZA (1) ZA776003B (de)

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US4248624A (en) * 1979-04-26 1981-02-03 Hylsa, S.A. Use of prereduced ore in a blast furnace
US4396423A (en) * 1981-06-22 1983-08-02 Stephens Jr Frank M Process for recovering iron and zinc from steel making dusts
US4398945A (en) * 1981-06-22 1983-08-16 Stephens Jr Frank M Process for producing a ferronickel alloy from nickel bearing laterites
DE3669534D1 (de) * 1986-05-07 1990-04-19 Voest Alpine Ind Anlagen Integriertes huettenwerk.
AT388176B (de) * 1987-07-30 1989-05-10 Voest Alpine Ag Verfahren und anlage zur gewinnung von fluessigem roheisen oder stahlvorprodukten aus stueckigen, eisenoxidhaeltigen einsatzstoffen
US5064467A (en) * 1987-11-02 1991-11-12 C.V.G. Siderurgica Del Orinoco, C.A. Method and apparatus for the direct reduction of iron
US5277795A (en) * 1989-06-13 1994-01-11 Thornhill Denis H Process and apparatus for recovering heavy metal from carbonaceous material
US5069716A (en) * 1989-12-22 1991-12-03 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of liquid steel from iron containing metal oxides
US5078788A (en) * 1989-12-22 1992-01-07 C.V.G. Siderurgica Del Orinoco, C.A. Method for the direct reduction of iron
NZ229777A (en) * 1989-12-30 1991-08-27 Nz Government Method for manufacturing ceramic-metal composites
US5118479A (en) * 1990-08-01 1992-06-02 Iron Carbide Holdings, Limited Process for using fluidized bed reactor
CA2087602C (en) * 1990-08-01 2002-01-01 John P. Hager Method for controlling the conversion of iron-containing reactor feed into iron carbide
US5137566A (en) * 1990-08-01 1992-08-11 Iron Carbide Holdings, Limited Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor
US5073194A (en) * 1990-08-01 1991-12-17 Iron Carbide Holdings, Limited Process for controlling the product quality in the conversion of reactor feed into iron carbide
AT395435B (de) * 1991-02-19 1992-12-28 Voest Alpine Ind Anlagen Verfahren zur inbetriebnahme einer anlage zur herstellung von roheisen oder stahlvormaterial, sowie anlage zur durchfuehrung des verfahrens
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DE4410093C1 (de) * 1994-03-24 1995-03-09 Metallgesellschaft Ag Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen
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DK0630975T3 (da) * 1993-06-19 1997-09-01 Metallgesellschaft Ag Fremgangsmåde til direkte reduktion af jernoxidholdige stoffer.
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US5437708A (en) * 1994-05-04 1995-08-01 Midrex International B.V. Rotterdam, Zurich Branch Iron carbide production in shaft furnace
US5431711A (en) * 1994-08-12 1995-07-11 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidized bed direct reduction system
US5435831A (en) * 1994-08-12 1995-07-25 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidizable bed co-processing of fines in a direct reduction system
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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
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AUPN226095A0 (en) 1995-04-07 1995-05-04 Technological Resources Pty Limited A method of producing metals and metal alloys
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AT404256B (de) 1996-11-06 1998-10-27 Voest Alpine Ind Anlagen Verfahren zum herstellen von eisenschwamm
AT406382B (de) * 1996-11-06 2000-04-25 Voest Alpine Ind Anlagen Verfahren zum herstellen von eisenschwamm durch direktreduktion von eisenoxidhältigem material
AUPO426396A0 (en) * 1996-12-18 1997-01-23 Technological Resources Pty Limited A method of producing iron
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US5824134A (en) * 1997-01-29 1998-10-20 Powers; Jim Direct reduction of iron ore utilizing organic hazardous materials
AUPO944697A0 (en) * 1997-09-26 1997-10-16 Technological Resources Pty Limited A method of producing metals and metal alloys
JPH11171527A (ja) * 1997-12-04 1999-06-29 Kawasaki Heavy Ind Ltd 鉄カーバイドの製造方法
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AUPP442598A0 (en) 1998-07-01 1998-07-23 Technological Resources Pty Limited Direct smelting vessel
MY119760A (en) 1998-07-24 2005-07-29 Tech Resources Pty Ltd A direct smelting process
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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
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
EP1160337A1 (de) * 2000-05-31 2001-12-05 DANIELI & C. OFFICINE MECCANICHE S.p.A. Verfahren zur Vorwärmung und Aufkohlung von direkt-reduziertem Eisen (DRI) vor dessen Beschickung in einen Elektroofen
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DE602004024697D1 (de) * 2003-10-03 2010-01-28 Corus Technology Bv Verfahren zur reduktion von eisen-sauerstoff-verbindungen
CN101684509B (zh) * 2008-09-27 2012-06-13 鞍钢股份有限公司 一种转炉防倒钢的方法
US8557014B2 (en) * 2011-01-28 2013-10-15 Albert Calderon Method for making liquid iron and steel
CN105087904A (zh) * 2015-09-29 2015-11-25 攀枝花钢城集团有限公司 铁粉尾矿处理工艺

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Also Published As

Publication number Publication date
SE410277B (sv) 1979-10-08
DK449177A (da) 1979-04-11
IE46156B1 (en) 1983-03-09
PL116930B1 (en) 1981-07-31
SE438000B (sv) 1985-03-25
NO773452L (no) 1979-04-11
JPS6053084B2 (ja) 1985-11-22
ZA776003B (en) 1979-05-30
DE2700427A1 (de) 1978-07-13
IE46155L (en) 1979-03-29
MX5693E (es) 1983-12-13
NO147344B (no) 1982-12-13
CS225806B1 (en) 1984-02-13
AU4737079A (en) 1979-09-27
IE46157B1 (en) 1983-03-09
US4053301A (en) 1977-10-11
BE859543A (fr) 1978-02-01
PL201383A1 (pl) 1979-05-07
USRE32247E (en) 1986-09-16
BR7608606A (pt) 1978-07-18
AT372702B (de) 1983-11-10
FR2431540A1 (fr) 1980-02-15
AU1940976A (en) 1978-05-18
FR2375327A1 (fr) 1978-07-21
NL7710893A (nl) 1979-04-06
MX5584E (es) 1983-10-28
DK153956B (da) 1988-09-26
SE7810769L (sv) 1979-02-19
ATA709977A (de) 1983-03-15
FR2431540B1 (de) 1981-11-20
SE7614490L (sv) 1978-06-23
DK153956C (da) 1989-02-13
AU6083180A (en) 1980-11-06
DD134649A5 (de) 1979-03-14
AT372703B (de) 1983-11-10
ATA546481A (de) 1983-03-15
IT1087734B (it) 1985-06-04
IE46155B1 (en) 1983-03-09
ES462924A1 (es) 1978-10-01
NO147344C (no) 1983-03-23
OA05782A (fr) 1981-05-31
IE822206L (en) 1979-03-29
AU545314B2 (en) 1985-07-11
AU511757B2 (en) 1980-09-04
FR2375327B1 (de) 1981-06-19
HU177214B (en) 1981-08-28
DD139726A5 (de) 1980-01-16
JPS5362717A (en) 1978-06-05

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