ATE195556T1 - Verfahren und vorrichtung zur herstellung von stahl aus eisenkarbid - Google Patents

Verfahren und vorrichtung zur herstellung von stahl aus eisenkarbid

Info

Publication number
ATE195556T1
ATE195556T1 AT95943657T AT95943657T ATE195556T1 AT E195556 T1 ATE195556 T1 AT E195556T1 AT 95943657 T AT95943657 T AT 95943657T AT 95943657 T AT95943657 T AT 95943657T AT E195556 T1 ATE195556 T1 AT E195556T1
Authority
AT
Austria
Prior art keywords
iron carbide
producing steel
steel
producing
carbide
Prior art date
Application number
AT95943657T
Other languages
English (en)
Inventor
Gordon H Geiger
Asish K Sinha
Achilles Vassilicos
Zhiyou Du
Original Assignee
Uss Eng & Consult
Praxair Technology Inc
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 US08/526,448 external-priority patent/US5733358A/en
Application filed by Uss Eng & Consult, Praxair Technology Inc filed Critical Uss Eng & Consult
Application granted granted Critical
Publication of ATE195556T1 publication Critical patent/ATE195556T1/de

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
    • 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
    • C21C5/567—Manufacture of steel by other methods operating in a continuous way
    • 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
    • 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
    • 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
    • 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
    • C21C2007/0093—Duplex process; Two stage processes
    • 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
    • C21C2300/00—Process aspects
    • C21C2300/02—Foam creation
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/957—Continuous refining of molten iron

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
AT95943657T 1994-12-20 1995-12-05 Verfahren und vorrichtung zur herstellung von stahl aus eisenkarbid ATE195556T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US35960194A 1994-12-20 1994-12-20
US08/526,448 US5733358A (en) 1994-12-20 1995-09-11 Process and apparatus for the manufacture of steel from iron carbide
PCT/US1995/015733 WO1996019591A1 (en) 1994-12-20 1995-12-05 Process and apparatus for the manufacture of steel from iron carbide

Publications (1)

Publication Number Publication Date
ATE195556T1 true ATE195556T1 (de) 2000-09-15

Family

ID=27000553

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95943657T ATE195556T1 (de) 1994-12-20 1995-12-05 Verfahren und vorrichtung zur herstellung von stahl aus eisenkarbid

Country Status (15)

Country Link
US (1) US5885325A (de)
EP (1) EP0793731B1 (de)
JP (1) JP3023617B2 (de)
CN (1) CN1047631C (de)
AR (1) AR000390A1 (de)
AT (1) ATE195556T1 (de)
AU (1) AU704090B2 (de)
BR (1) BR9510099A (de)
CA (1) CA2200961C (de)
DE (1) DE69518436T2 (de)
DZ (1) DZ1954A1 (de)
NZ (1) NZ300357A (de)
TR (1) TR199501620A2 (de)
TW (1) TW332833B (de)
WO (1) WO1996019591A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPO426396A0 (en) * 1996-12-18 1997-01-23 Technological Resources Pty Limited A method of producing iron
US7238222B2 (en) 2005-03-01 2007-07-03 Peterson Oren V Thermal synthesis production of steel
GB0615952D0 (en) * 2006-08-11 2006-09-20 Warner Noel A Radiative post combustion
CN101684507B (zh) * 2008-09-24 2012-02-08 莱芜钢铁集团有限公司 铁矿石气体还原直接炼钢工艺
US11060792B2 (en) * 2018-03-23 2021-07-13 Air Products And Chemicals, Inc. Oxy-fuel combustion system and method for melting a pelleted charge material
CN113803718B (zh) * 2021-10-26 2023-11-17 洛阳瑞昌环境工程有限公司 一种附墙火焰气体燃烧器及工艺
CN114538600B (zh) * 2022-03-28 2023-12-26 中化学朗正环保科技有限公司 铁碳耦合微生物膜载体材料及其反应装置和脱氮除磷系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1149457A (en) * 1967-06-08 1969-04-23 Tsnii Chernoj Metallurg Apparatus for the continuous smelting of steel from crude iron
US4053301A (en) * 1975-10-14 1977-10-11 Hazen Research, Inc. Process for the direct production of steel
GB2026548B (en) * 1978-07-26 1983-03-30 Cons Natural Gas Svc Production of intermediate hot metal for steemaking
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
US5139568A (en) * 1991-10-03 1992-08-18 Cargill, Incorporated Continuous production of iron-carbon alloy using iron carbide
AT400245B (de) * 1993-12-10 1995-11-27 Voest Alpine Ind Anlagen Verfahren und anlage zum herstellen einer eisenschmelze
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

Also Published As

Publication number Publication date
MX9703252A (es) 1998-07-31
DZ1954A1 (fr) 2002-02-17
JP3023617B2 (ja) 2000-03-21
AU704090B2 (en) 1999-04-15
JPH10510882A (ja) 1998-10-20
DE69518436D1 (de) 2000-09-21
DE69518436T2 (de) 2000-12-14
NZ300357A (en) 1999-05-28
AR000390A1 (es) 1997-06-18
CN1047631C (zh) 1999-12-22
EP0793731A1 (de) 1997-09-10
CN1170440A (zh) 1998-01-14
AU4507596A (en) 1996-07-10
TW332833B (en) 1998-06-01
CA2200961A1 (en) 1996-06-27
CA2200961C (en) 2001-04-24
EP0793731B1 (de) 2000-08-16
TR199501620A2 (tr) 1996-07-21
BR9510099A (pt) 1997-11-25
US5885325A (en) 1999-03-23
WO1996019591A1 (en) 1996-06-27

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee