ZA96967B - Method for producing molten pig iron - Google Patents

Method for producing molten pig iron

Info

Publication number
ZA96967B
ZA96967B ZA96967A ZA96967A ZA96967B ZA 96967 B ZA96967 B ZA 96967B ZA 96967 A ZA96967 A ZA 96967A ZA 96967 A ZA96967 A ZA 96967A ZA 96967 B ZA96967 B ZA 96967B
Authority
ZA
South Africa
Prior art keywords
iron ore
process gas
metallurgical vessel
post
reducing process
Prior art date
Application number
ZA96967A
Other languages
English (en)
Inventor
Huibert Willem Den Hartog
Hendrikus Koenraad Albe Meijer
Original Assignee
Hoogovens Staal Bv
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 Hoogovens Staal Bv filed Critical Hoogovens Staal Bv
Publication of ZA96967B publication Critical patent/ZA96967B/xx

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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric 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
    • 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
    • C21B2100/62—Energy conversion other than by heat exchange, e.g. by use of exhaust gas in energy production
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA96967A 1995-02-13 1996-02-07 Method for producing molten pig iron ZA96967B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9500264A NL9500264A (nl) 1995-02-13 1995-02-13 Werkwijze voor het produceren van vloeibaar ruwijzer.

Publications (1)

Publication Number Publication Date
ZA96967B true ZA96967B (en) 1996-08-19

Family

ID=19865575

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA96967A ZA96967B (en) 1995-02-13 1996-02-07 Method for producing molten pig iron

Country Status (14)

Country Link
US (2) US5800592A (xx)
EP (1) EP0726326B1 (xx)
KR (1) KR0178445B1 (xx)
CN (1) CN1046960C (xx)
AT (1) ATE208426T1 (xx)
BR (1) BR9600707A (xx)
CA (1) CA2169020C (xx)
DE (1) DE69616607T2 (xx)
ES (1) ES2166858T3 (xx)
NL (1) NL9500264A (xx)
PL (1) PL180334B1 (xx)
RU (1) RU2109070C1 (xx)
UA (1) UA29482C2 (xx)
ZA (1) ZA96967B (xx)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
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NL9500264A (nl) * 1995-02-13 1996-09-02 Hoogovens Staal Bv Werkwijze voor het produceren van vloeibaar ruwijzer.
AUPN226095A0 (en) 1995-04-07 1995-05-04 Technological Resources Pty Limited A method of producing metals and metal alloys
NL1000838C2 (nl) * 1995-07-19 1997-01-21 Hoogovens Staal Bv Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction.
WO1997035038A1 (en) 1996-03-22 1997-09-25 Steel Technology Corporation Stable operation of a smelter reactor
US5885322A (en) * 1996-03-22 1999-03-23 Steel Technology Corporation Method for reducing iron losses in an iron smelting process
US5980606A (en) * 1996-03-22 1999-11-09 Steel Technology Corporation Method for reducing sulfuric content in the offgas of an iron smelting process
AT405944B (de) * 1996-04-19 1999-12-27 Holderbank Financ Glarus Verfahren zum reduzieren von oxidischen schlacken
AUPO426396A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited A method of producing iron
AUPO426096A0 (en) 1996-12-18 1997-01-23 Technological Resources Pty Limited Method and apparatus for producing metals and metal alloys
IT1291118B1 (it) 1997-03-25 1998-12-29 Sviluppo Materiali Spa Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per
NL1006553C2 (nl) * 1997-07-11 1999-01-12 Hoogovens Staal Bv Werkwijze voor het sturen (control) van een smelting reduction process.
US6214084B1 (en) * 1997-09-03 2001-04-10 The Boc Group, Inc. Iron manufacturing process
AUPO944697A0 (en) * 1997-09-26 1997-10-16 Technological Resources Pty Limited A method of producing metals and metal alloys
US6193781B1 (en) * 1997-12-09 2001-02-27 The Boc Group, Inc. Method of smelting iron ore
AUPP442598A0 (en) 1998-07-01 1998-07-23 Technological Resources Pty Limited Direct smelting vessel
AUPP442698A0 (en) * 1998-07-01 1998-07-23 Technological Resources Pty Limited A direct smelting process
MY119760A (en) 1998-07-24 2005-07-29 Tech Resources Pty Ltd A direct smelting process
AUPP483898A0 (en) 1998-07-24 1998-08-13 Technological Resources Pty Limited A direct smelting process & apparatus
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
EP1431403A1 (en) * 2002-07-10 2004-06-23 Corus Technology BV Direct smelting furnace and process therefor
CN100455678C (zh) * 2006-01-25 2009-01-28 中冶赛迪工程技术股份有限公司 熔融还原炉喷吹煤粉工艺
BRPI0810043B1 (pt) * 2007-04-04 2016-09-27 Corus Technology Bv processo para produção de um metal fundido pela redução direta de minério metálico, equipamento para a produção de ferro fundido pela redução direta do minério de ferro e uso do equipamento
JP5166804B2 (ja) * 2007-09-19 2013-03-21 株式会社神戸製鋼所 溶鉄製造方法
CN101445848B (zh) * 2008-12-22 2010-08-11 莱芜钢铁集团有限公司 一种含铁物料连续炼钢工艺方法及装置
EP2689041B1 (en) * 2011-03-21 2021-04-28 Tata Steel Limited Direct smelting process for high sulphur feed
EP2794931B1 (en) 2011-12-19 2018-10-17 Tata Steel Nederland Technology B.V. Smelting cyclone and apparatus provided with such a smelting cyclone
CN103924024B (zh) * 2013-01-10 2016-02-24 宝山钢铁股份有限公司 一种铁浴熔融还原炉预还原方法
KR102369474B1 (ko) 2013-12-19 2022-03-02 타타 스틸 네덜란드 테크날러지 베.뷔. 제련 사이클론의 동작 방법
AU2020246810A1 (en) 2019-03-22 2021-07-08 Tata Steel Nederland Technology B.V. Method of manufacturing iron in a metallurgical vessel
KR20220061988A (ko) 2019-09-12 2022-05-13 타타 스틸 이즈무이덴 베.뷔. 제철 공정에서 금속함유 공급물을 도입하는 방법
WO2021105400A1 (en) 2019-11-28 2021-06-03 Tata Steel Ijmuiden B.V. Apparatus for the production of molten iron
WO2021144284A1 (en) 2020-01-14 2021-07-22 Tata Steel Ijmuiden B.V. Liquid feed for a basic oxygen furnace

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1508075A1 (de) * 1965-11-08 1969-02-20 Shell Int Research Verfahren zur Gewinnung von Eisen und Stahl
DE1508076A1 (de) * 1965-11-08 1969-02-20 Shell Int Research Verfahren zur Gewinnung von Eisen und Stahl
DE3607775A1 (de) * 1986-03-08 1987-09-17 Kloeckner Cra Tech Verfahren zur schmelzreduktion von eisenerz
DE3607774A1 (de) * 1986-03-08 1987-09-17 Kloeckner Cra Tech Verfahren zur zweistufigen schmelzreduktion von eisenerz
JPH079017B2 (ja) * 1986-05-29 1995-02-01 日本鋼管株式会社 溶融還元法
JPS62280315A (ja) * 1986-05-29 1987-12-05 Nippon Kokan Kk <Nkk> 溶融還元法
JPS6338506A (ja) * 1986-07-31 1988-02-19 Nippon Steel Corp 溶融還元炉への粉状炭材添加方法
JPH0826378B2 (ja) * 1986-10-30 1996-03-13 住友金属工業株式会社 クロム含有溶鉄の製造方法
FI83670C (sv) * 1988-03-30 1991-08-12 Ahlstroem Oy Förreduktion av metalloxidhaltigt material
FI84841C (sv) * 1988-03-30 1992-01-27 Ahlstroem Oy Förfarande och anordning för reduktion av metalloxidhaltigt material
US5228901A (en) * 1991-02-25 1993-07-20 Idaho Research Foundation, Inc. Partial reduction of particulate iron ores and cyclone reactor
NL9400936A (nl) * 1994-06-09 1996-01-02 Hoogovens Groep Bv Werkwijze voor het behandelen van zinkhoudend stof.
NL9500264A (nl) * 1995-02-13 1996-09-02 Hoogovens Staal Bv Werkwijze voor het produceren van vloeibaar ruwijzer.
NL9500600A (nl) * 1995-03-29 1996-11-01 Hoogovens Staal Bv Inrichting voor het produceren van vloeibaar ruwijzer door directe reductie.

Also Published As

Publication number Publication date
US5800592A (en) 1998-09-01
PL312776A1 (en) 1996-08-19
EP0726326A2 (en) 1996-08-14
DE69616607D1 (de) 2001-12-13
PL180334B1 (pl) 2001-01-31
CN1046960C (zh) 1999-12-01
ES2166858T3 (es) 2002-05-01
KR0178445B1 (ko) 1999-02-18
CA2169020A1 (en) 1996-08-14
KR960031629A (ko) 1996-09-17
US5968448A (en) 1999-10-19
BR9600707A (pt) 1997-12-30
CA2169020C (en) 2000-05-02
CN1141345A (zh) 1997-01-29
AU4339696A (en) 1996-08-29
UA29482C2 (uk) 2000-11-15
AU692344B2 (en) 1998-06-04
NL9500264A (nl) 1996-09-02
DE69616607T2 (de) 2002-08-01
ATE208426T1 (de) 2001-11-15
RU2109070C1 (ru) 1998-04-20
EP0726326A3 (en) 1996-12-27
EP0726326B1 (en) 2001-11-07

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