IT1291118B1 - Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per - Google Patents

Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per

Info

Publication number
IT1291118B1
IT1291118B1 IT97RM000166A ITRM970166A IT1291118B1 IT 1291118 B1 IT1291118 B1 IT 1291118B1 IT 97RM000166 A IT97RM000166 A IT 97RM000166A IT RM970166 A ITRM970166 A IT RM970166A IT 1291118 B1 IT1291118 B1 IT 1291118B1
Authority
IT
Italy
Prior art keywords
chamber
iron
oxygen
direct production
bearing ore
Prior art date
Application number
IT97RM000166A
Other languages
English (en)
Inventor
Paolo Granati
Donato Antonello Di
Giuseppe Federico
Original Assignee
Sviluppo Materiali Spa
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 Sviluppo Materiali Spa filed Critical Sviluppo Materiali Spa
Priority to IT97RM000166A priority Critical patent/IT1291118B1/it
Priority to DE69814839T priority patent/DE69814839D1/de
Priority to AT98917073T priority patent/ATE241019T1/de
Priority to EP98917073A priority patent/EP0970253B1/en
Priority to AU70408/98A priority patent/AU7040898A/en
Priority to PCT/EP1998/001738 priority patent/WO1998042878A1/en
Priority to US09/381,449 priority patent/US6352574B1/en
Publication of ITRM970166A1 publication Critical patent/ITRM970166A1/it
Application granted granted Critical
Publication of IT1291118B1 publication Critical patent/IT1291118B1/it

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
    • C21B13/0026—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide in the flame of a burner or a hot gas stream
    • 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 And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
IT97RM000166A 1997-03-25 1997-03-25 Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per IT1291118B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT97RM000166A IT1291118B1 (it) 1997-03-25 1997-03-25 Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per
DE69814839T DE69814839D1 (de) 1997-03-25 1998-03-25 Verfahren zur direkten herstellung von gusseisen von feinem eisenerz und vorrichtung zur durchfuhrung dieses verfahren
AT98917073T ATE241019T1 (de) 1997-03-25 1998-03-25 Verfahren zur direkten herstellung von gusseisen von feinem eisenerz und vorrichtung zur durchfuhrung dieses verfahren
EP98917073A EP0970253B1 (en) 1997-03-25 1998-03-25 Process for direct production of cast iron from fine iron ore and fine coal and apparatus suitable to carry out said process
AU70408/98A AU7040898A (en) 1997-03-25 1998-03-25 Process for direct production of cast iron from fine iron ore and fine coal and apparatus suitable to carry out said process
PCT/EP1998/001738 WO1998042878A1 (en) 1997-03-25 1998-03-25 Process for direct production of cast iron from fine iron ore and fine coal and apparatus suitable to carry out said process
US09/381,449 US6352574B1 (en) 1997-03-25 1998-03-25 Process for direct production of cast iron from fine iron ore and fine coal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97RM000166A IT1291118B1 (it) 1997-03-25 1997-03-25 Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per

Publications (2)

Publication Number Publication Date
ITRM970166A1 ITRM970166A1 (it) 1998-09-25
IT1291118B1 true IT1291118B1 (it) 1998-12-29

Family

ID=11404898

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97RM000166A IT1291118B1 (it) 1997-03-25 1997-03-25 Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per

Country Status (7)

Country Link
US (1) US6352574B1 (it)
EP (1) EP0970253B1 (it)
AT (1) ATE241019T1 (it)
AU (1) AU7040898A (it)
DE (1) DE69814839D1 (it)
IT (1) IT1291118B1 (it)
WO (1) WO1998042878A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1306746B1 (it) * 1999-11-10 2001-10-02 Ct Sviluppo Materiali Spa Procedimento di trasformazione in continuo di materiali al fine diottenere prodotti di composizione controllata, ed apparecchiatura
EP1431403A1 (en) * 2002-07-10 2004-06-23 Corus Technology BV Direct smelting furnace and process therefor
ITRM20040267A1 (it) * 2004-05-31 2004-08-31 Ct Sviluppo Materiali Spa Procedimento informatizzato di controllo per la produzione di ghisa liquida.
UA91600C2 (uk) * 2006-03-01 2010-08-10 ТЕХНОЛОДЖИКАЛ РЕСОРСИЗ ПиТиВай. ЛИМИТЕД Установка прямої плавки
ES2874814T3 (es) * 2011-03-21 2021-11-05 Tata Steel Ltd Proceso de fundición directa para alimentación de alto contenido de azufre

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3607224A (en) 1968-03-20 1971-09-21 Combustion Eng Direct reduction of iron ore
NL9401103A (nl) * 1994-07-01 1996-02-01 Hoogovens Groep Bv Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen.
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.
IT1284200B1 (it) * 1996-07-31 1998-05-08 Sviluppo Materiali Spa Procedimento per la produzione diretta di ghisa a partire da materiale ferrifero ed apparecchiatura idonea per l'esecuzione di

Also Published As

Publication number Publication date
EP0970253A1 (en) 2000-01-12
DE69814839D1 (de) 2003-06-26
EP0970253B1 (en) 2003-05-21
WO1998042878A1 (en) 1998-10-01
ITRM970166A1 (it) 1998-09-25
ATE241019T1 (de) 2003-06-15
US6352574B1 (en) 2002-03-05
AU7040898A (en) 1998-10-20

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Legal Events

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0001 Granted