DK1045928T3 - Fremgangsmåde til fremstilling af råjern - Google Patents

Fremgangsmåde til fremstilling af råjern

Info

Publication number
DK1045928T3
DK1045928T3 DK98966293T DK98966293T DK1045928T3 DK 1045928 T3 DK1045928 T3 DK 1045928T3 DK 98966293 T DK98966293 T DK 98966293T DK 98966293 T DK98966293 T DK 98966293T DK 1045928 T3 DK1045928 T3 DK 1045928T3
Authority
DK
Denmark
Prior art keywords
fuels
gasification
iron
pig iron
help
Prior art date
Application number
DK98966293T
Other languages
English (en)
Inventor
Bodo Wolf
Original Assignee
Bodo Wolf
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 Bodo Wolf filed Critical Bodo Wolf
Application granted granted Critical
Publication of DK1045928T3 publication Critical patent/DK1045928T3/da

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
    • C21B13/0006—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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • 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
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Compounds Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Treatment Of Sludge (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Hard Magnetic Materials (AREA)
DK98966293T 1998-01-08 1998-12-10 Fremgangsmåde til fremstilling af råjern DK1045928T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19800418A DE19800418C2 (de) 1998-01-08 1998-01-08 Verfahren zur Erzeugung von Roheisen
PCT/EP1998/008067 WO1999035294A1 (de) 1998-01-08 1998-12-10 Verfahren zur erzeugung von roheisen

Publications (1)

Publication Number Publication Date
DK1045928T3 true DK1045928T3 (da) 2001-12-27

Family

ID=7854147

Family Applications (1)

Application Number Title Priority Date Filing Date
DK98966293T DK1045928T3 (da) 1998-01-08 1998-12-10 Fremgangsmåde til fremstilling af råjern

Country Status (13)

Country Link
US (2) US6458181B1 (da)
EP (1) EP1045928B1 (da)
JP (1) JP2002500277A (da)
AT (1) ATE204911T1 (da)
AU (1) AU2270499A (da)
CA (1) CA2317509A1 (da)
DE (2) DE19800418C2 (da)
DK (1) DK1045928T3 (da)
ES (1) ES2163310T3 (da)
ID (1) ID23079A (da)
TW (1) TW436522B (da)
WO (1) WO1999035294A1 (da)
ZA (1) ZA9998B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19952041A1 (de) * 1999-10-28 2001-05-03 Linde Gas Ag Verfahren zum Zuführen eines Kohlenstoffträgers in einen Reaktionsraum
BE1015083A3 (fr) * 2002-08-26 2004-09-07 Centre Rech Metallurgique Procede pour accroitre la quantite de charbon consomme aux tuyeres d'un haut-fourneau.
DE102005027158A1 (de) * 2005-06-11 2006-12-28 Klaus Dr.-Ing. Scheidig Verfahren zu Erzeugung von Roheisen im Hochofen unter Zuführung von Reduktionsgas in den Hochofenschacht
LU91493B1 (en) * 2008-10-31 2010-05-03 Wurth Paul Sa Method for operating a blast furnace and blast furnace installation
UA102894C2 (ru) 2009-03-17 2013-08-27 Арселормиттал Инвестигасьон И Десарролло Сл СПОСОБ рециркуляции ДОМЕННОГО ГАЗА И УСТРОЙСТВО ДЛЯ ЕГО ОСУЩЕСТВЛЕНИЯ
US8887649B2 (en) * 2011-02-10 2014-11-18 General Electric Company System to vent solid feed pump
KR101322903B1 (ko) * 2011-12-22 2013-10-29 주식회사 포스코 용철제조장치 및 용철제조방법
GB2513185A (en) * 2013-04-19 2014-10-22 Siemens Vai Metals Tech Gmbh Blast furnace plant
CA2883863A1 (en) * 2015-03-04 2016-09-04 Nova Chemicals Corporation Improved ducting for manufacture of iron
CN113969193B (zh) * 2021-10-26 2022-11-25 青岛维舍环保新能源科技有限公司 一种热能回收气化冶金一体化工艺
CN114958427A (zh) * 2022-06-06 2022-08-30 北京清创晋华科技有限公司 一种加压热解气化炉及应用
DE102022209215A1 (de) * 2022-09-05 2024-03-07 Sms Group Gmbh Verfahren zur Aufbereitung von Kunststoffabfällen mittels Plasmalyse

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE132672C (da)
GB858561A (en) * 1957-02-15 1961-01-11 Texaco Development Corp Reduction of metal oxides
DE1939354A1 (de) * 1969-08-01 1971-02-11 British Iron Steel Research Verfahren zum Betrieb eines Hochofens
GB1360988A (en) * 1970-09-22 1974-07-24 Nixon I G Partial combustion burners
US3840354A (en) * 1972-03-23 1974-10-08 Us Interior Three-stage gasification of coal
US3909446A (en) * 1972-03-31 1975-09-30 Nippon Kokan Kk Method of manufacturing high quality reducing gas by two stage reforming processes
SE371453C (sv) * 1973-03-26 1978-01-23 Skf Ind Trading & Dev Sett for framstellning av reduktionsgas
DE2431537A1 (de) * 1974-07-01 1976-01-22 Metallgesellschaft Ag Verfahren zur direktreduktion mit reduzierten gasen
DD132672A1 (de) * 1976-11-09 1978-10-18 Klaus Budde Verfahren zur erzeugung von roheisen
DE2916908A1 (de) * 1979-04-26 1980-11-06 Krupp Koppers Gmbh Verfahren zur erzeugung von roheisen im hochofen unter verminderung des spezifischen kokseinsatzes durch verwendung von gasfoermigen austauschbrennstoffen
JPS5858206A (ja) * 1981-09-30 1983-04-06 Sumitomo Metal Ind Ltd 銑鉄の製造法における還元ガス温度の制御方法
GB9325418D0 (en) * 1993-12-13 1994-02-16 Boc Group Plc Method and apparatus for producing iron

Also Published As

Publication number Publication date
EP1045928B1 (de) 2001-08-29
CA2317509A1 (en) 1999-07-15
WO1999035294A1 (de) 1999-07-15
DE19800418A1 (de) 1999-07-22
DE19800418C2 (de) 2001-01-25
US6458181B1 (en) 2002-10-01
TW436522B (en) 2001-05-28
ZA9998B (en) 1999-07-07
US20030024352A1 (en) 2003-02-06
ES2163310T3 (es) 2002-01-16
ID23079A (id) 2000-02-03
DE59801359D1 (de) 2001-10-04
AU2270499A (en) 1999-07-26
ATE204911T1 (de) 2001-09-15
JP2002500277A (ja) 2002-01-08
EP1045928A1 (de) 2000-10-25

Similar Documents

Publication Publication Date Title
US6648942B2 (en) Method of direct iron-making / steel-making via gas or coal-based direct reduction and apparatus
CN101445848B (zh) 一种含铁物料连续炼钢工艺方法及装置
DK1045928T3 (da) Fremgangsmåde til fremstilling af råjern
KR880003014A (ko) 제련장치 및 그 작동공정
CN101956038B (zh) 一种铁矿石熔融还原低碳炼铁和炼钢工艺方法及装置
MX9707767A (es) Proceso y planta para fundir hierro de acuerdo al proceso de fusion de zonas multiples.
KR20010040351A (ko) 고형 폐기물을 최소화하는 효과적인 산화철의 직접환원에의한 자연친화적인 제철공정
Fruehan New steelmaking processes: drivers, requirements and potential impact
CN101956035B (zh) 一种含铁物料渣浴熔融还原炼钢工艺方法及装置
CN102127610B (zh) 一种铁矿石直接熔融还原炼铁设备及炼钢工艺
Wimmer et al. Two steps towards net zero carbon?
FR2573437B1 (fr) Procede pour la conduite d'un haut fourneau, notamment d'un haut fourneau siderurgique
LU90406B1 (fr) Proc-d- de production de fonte liquide
Saha Reduction in Charge Requirements of Hismeltiron-Making Process in Indian Context
Ryu et al. Scrap melting technology for increasing the production of crude steel at Pohang works
Poos et al. Possibilities and problems of the injection of high pulverized coal rates in the blast furnace
Chatterjee A critical appraisal of the present status of smelting reduction-Part I From blast furnace to Corex
Fruehan Future ironmaking in North America
Edwards et al. Methodology to achieve 6550 NTHM/day on Algoma's No. 7 blast furnace
Hirsch et al. CFB Reduction of Fine Ores With Coal--the Lurgi Concept
Lungen Ironmaking 2000
Wimmer et al. Jet Process for highest converter input flexibility
Holappa et al. Comparison of different coal based direct reduction processes
Upadhya Innovative Iron and Steelmaking
CN108998616A (zh) 一种生铁提纯及其冶炼方法