IT1302813B1 - Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento - Google Patents

Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento

Info

Publication number
IT1302813B1
IT1302813B1 IT1998UD000214A ITUD980214A IT1302813B1 IT 1302813 B1 IT1302813 B1 IT 1302813B1 IT 1998UD000214 A IT1998UD000214 A IT 1998UD000214A IT UD980214 A ITUD980214 A IT UD980214A IT 1302813 B1 IT1302813 B1 IT 1302813B1
Authority
IT
Italy
Prior art keywords
iron oxides
direct reduction
related procedure
procedure
reduction
Prior art date
Application number
IT1998UD000214A
Other languages
English (en)
Inventor
Alfredo Poloni
Gianpietro Benedetti
Original Assignee
Danieli & C Ohg Sp
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 Danieli & C Ohg Sp filed Critical Danieli & C Ohg Sp
Priority to IT1998UD000214A priority Critical patent/IT1302813B1/it
Priority to AU12920/00A priority patent/AU1292000A/en
Priority to PCT/IB1999/001941 priority patent/WO2000036157A1/en
Publication of ITUD980214A1 publication Critical patent/ITUD980214A1/it
Application granted granted Critical
Publication of IT1302813B1 publication Critical patent/IT1302813B1/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
    • C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft 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
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • 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)
  • Compounds Of Iron (AREA)
IT1998UD000214A 1998-12-11 1998-12-11 Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento IT1302813B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT1998UD000214A IT1302813B1 (it) 1998-12-11 1998-12-11 Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento
AU12920/00A AU1292000A (en) 1998-12-11 1999-12-06 Device and method for the direct reduction of iron oxides
PCT/IB1999/001941 WO2000036157A1 (en) 1998-12-11 1999-12-06 Device and method for the direct reduction of iron oxides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998UD000214A IT1302813B1 (it) 1998-12-11 1998-12-11 Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento

Publications (2)

Publication Number Publication Date
ITUD980214A1 ITUD980214A1 (it) 2000-06-11
IT1302813B1 true IT1302813B1 (it) 2000-09-29

Family

ID=11422797

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998UD000214A IT1302813B1 (it) 1998-12-11 1998-12-11 Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento

Country Status (3)

Country Link
AU (1) AU1292000A (it)
IT (1) IT1302813B1 (it)
WO (1) WO2000036157A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1300343C (zh) * 2005-08-31 2007-02-14 吉林省杉松岗矿业集团复森海绵铁有限公司 一种海绵铁的生产方法
AT505490B1 (de) 2007-06-28 2009-12-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung von eisenschwamm
EP2653568A1 (de) * 2012-04-18 2013-10-23 Siemens VAI Metals Technologies GmbH Vorrichtung und Verfahren zur Flächenbegasung in einem Reduktionsreaktorschacht
UA111685C2 (uk) 2012-10-01 2016-05-25 Мідрекс Текнолоджиз, Інк. Пристрій та спосіб для поліпшення однорідності шихти в шахтній печі для комбінованого риформінгу/відновлення
CN111304396B (zh) * 2020-04-05 2023-12-22 上海泰普星坦新材料有限公司 一种气基直接还原生产海绵铁的反应***及其工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE147531C (it) *
US4118017A (en) * 1976-01-02 1978-10-03 United States Steel Corporation Shaft furnace design
US4032123A (en) * 1976-10-15 1977-06-28 Armco Steel Corporation Shaft furnace for direct reduction of ores
GB2016124B (en) * 1978-03-11 1982-06-09 Hamburger Stahlwerke Gmbh Rocess and apparatus for the direct reduction of iron ores
US4253867A (en) * 1979-10-15 1981-03-03 Hylsa, S.A. Method of using a methane-containing gas for reducing iron ore
US4725309A (en) * 1986-03-17 1988-02-16 Hylsa, S.A. Method and apparatus for producing hot direct reduced iron
US4826429A (en) * 1986-12-22 1989-05-02 Kennedy Van Saun Corporation Apparatus for uniformly cooling pyroprocessed particulate material

Also Published As

Publication number Publication date
ITUD980214A1 (it) 2000-06-11
WO2000036157A1 (en) 2000-06-22
AU1292000A (en) 2000-07-03

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Legal Events

Date Code Title Description
0001 Granted