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LU90291B1 - Process for producing directly reduced metal in a deck oven - Google Patents

Process for producing directly reduced metal in a deck oven

Info

Publication number
LU90291B1
LU90291B1 LU90291A LU90291A LU90291B1 LU 90291 B1 LU90291 B1 LU 90291B1 LU 90291 A LU90291 A LU 90291A LU 90291 A LU90291 A LU 90291A LU 90291 B1 LU90291 B1 LU 90291B1
Authority
LU
Luxembourg
Prior art keywords
reduced metal
directly reduced
deck oven
producing directly
producing
Prior art date
Application number
LU90291A
Other languages
German (de)
Inventor
Thomas Hansmann
Jean-Luc Roth
Marc Solvi
Romain Frieden
Original Assignee
Wurth Paul Sa
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 Wurth Paul Sa filed Critical Wurth Paul Sa
Priority to LU90291A priority Critical patent/LU90291B1/en
Priority to TW088103148A priority patent/TW459049B/en
Priority to KR1020017003722A priority patent/KR20010075318A/en
Priority to AU60794/99A priority patent/AU6079499A/en
Priority to BR9914460-3A priority patent/BR9914460A/en
Priority to PCT/EP1999/006381 priority patent/WO2000017404A1/en
Priority to CZ20011042A priority patent/CZ20011042A3/en
Priority to CA002343212A priority patent/CA2343212A1/en
Priority to EP99947270A priority patent/EP1115890A1/en
Priority to CN99811116A priority patent/CN1319143A/en
Priority to PL99346835A priority patent/PL346835A1/en
Priority to TR2001/01480T priority patent/TR200101480T2/en
Priority to SK394-2001A priority patent/SK3942001A3/en
Priority to JP2000574302A priority patent/JP2002526652A/en
Application granted granted Critical
Publication of LU90291B1 publication Critical patent/LU90291B1/en
Priority to ZA200102128A priority patent/ZA200102128B/en

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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type 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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C21B13/105—Rotary hearth-type furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
    • F27B9/18—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers
    • F27B9/185—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers multiple hearth type furnaces
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Furnace Details (AREA)
  • Furnace Charging Or Discharging (AREA)
LU90291A 1998-09-23 1998-09-23 Process for producing directly reduced metal in a deck oven LU90291B1 (en)

Priority Applications (15)

Application Number Priority Date Filing Date Title
LU90291A LU90291B1 (en) 1998-09-23 1998-09-23 Process for producing directly reduced metal in a deck oven
TW088103148A TW459049B (en) 1998-09-23 1999-03-02 Process for production of directly reduced metal in a multiple-hearth furnace
CN99811116A CN1319143A (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in multi-tiered furnace
BR9914460-3A BR9914460A (en) 1998-09-23 1999-08-30 Process for making directly reduced metal in a shelf oven
PCT/EP1999/006381 WO2000017404A1 (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in a multi-tiered furnace
CZ20011042A CZ20011042A3 (en) 1998-09-23 1999-08-30 Process for producing directly reduced metal in a multiple hearth furnace
KR1020017003722A KR20010075318A (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in a multi-tiered furnace
EP99947270A EP1115890A1 (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in a multi-tiered furnace
AU60794/99A AU6079499A (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in a multi-tiered furnace
PL99346835A PL346835A1 (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in a multi-tiered furnace
TR2001/01480T TR200101480T2 (en) 1998-09-23 1999-08-30 The process of producing directly reduced metal in a multi-furnace furnace
SK394-2001A SK3942001A3 (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in a multi-tiered furnace
JP2000574302A JP2002526652A (en) 1998-09-23 1999-08-30 Method for producing reduced metal directly in multiple hearth furnaces
CA002343212A CA2343212A1 (en) 1998-09-23 1999-08-30 Method for producing directly reduced metal in a multi-tiered furnace
ZA200102128A ZA200102128B (en) 1998-09-23 2001-03-14 Method for producing directly reduced metal in a multi-tiered furnace.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU90291A LU90291B1 (en) 1998-09-23 1998-09-23 Process for producing directly reduced metal in a deck oven

Publications (1)

Publication Number Publication Date
LU90291B1 true LU90291B1 (en) 2000-03-24

Family

ID=19731769

Family Applications (1)

Application Number Title Priority Date Filing Date
LU90291A LU90291B1 (en) 1998-09-23 1998-09-23 Process for producing directly reduced metal in a deck oven

Country Status (15)

Country Link
EP (1) EP1115890A1 (en)
JP (1) JP2002526652A (en)
KR (1) KR20010075318A (en)
CN (1) CN1319143A (en)
AU (1) AU6079499A (en)
BR (1) BR9914460A (en)
CA (1) CA2343212A1 (en)
CZ (1) CZ20011042A3 (en)
LU (1) LU90291B1 (en)
PL (1) PL346835A1 (en)
SK (1) SK3942001A3 (en)
TR (1) TR200101480T2 (en)
TW (1) TW459049B (en)
WO (1) WO2000017404A1 (en)
ZA (1) ZA200102128B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004057038A1 (en) 2002-12-23 2004-07-08 Posco An apparatus for manufacturing moltens irons to improve operation of fluidized bed type reduction apparatus and manufacturing method using the same
EP1905853A1 (en) * 2006-09-29 2008-04-02 Paul Wurth S.A. Heat treatment method of metal-containing waste materials contaminated with organics and apparatus therefor
LU91312B1 (en) * 2007-02-16 2008-08-18 Wurth Paul Sa Multiple hearth furnace
JP5601138B2 (en) * 2010-10-14 2014-10-08 新日鐵住金株式会社 Heating method for agglomerates
DE102016120833A1 (en) * 2016-11-02 2018-05-03 Thyssenkrupp Ag Multi-level oven and method for operating a multi-level oven

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR717429A (en) * 1930-12-03 1932-01-08 Trent Process Corp Direct reduction process for iron ore
DE552837C (en) * 1927-06-21 1932-06-18 Paul Gredt Device and method for shredding oolite grains obtained from minette
US2089782A (en) * 1934-12-14 1937-08-10 Industrimetoder Ab Process of producing sponge iron
DE1225673B (en) * 1959-07-23 1966-09-29 Kloeckner Humboldt Deutz Ag Process for the dry reduction of iron ore
US3650830A (en) * 1969-06-30 1972-03-21 Nichols Eng & Res Corp Recovery system
DE2134977A1 (en) * 1971-07-13 1973-01-25 Atsukawa Masami Solid state iron prodn from powder or granule ore - by high intensity alternating current resistance heating
FR2250422A7 (en) * 1973-11-07 1975-05-30 Leur Ryan Indirect heater for basalt dust - has superimposed heater plates with spoked wheels revolving above them
GB2140141A (en) * 1983-05-20 1984-11-21 British Petroleum Co Plc Process and vacuum sublimation furnace for treatment of ores
DE3734892A1 (en) * 1987-10-15 1989-04-27 Egon Evertz Process for dressing metallurgical dusts
LU87890A1 (en) * 1991-02-20 1992-11-16 Arbed METHOD AND DEVICE FOR WINNING METALS FROM INDUSTRIAL RESIDUES

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE552837C (en) * 1927-06-21 1932-06-18 Paul Gredt Device and method for shredding oolite grains obtained from minette
FR717429A (en) * 1930-12-03 1932-01-08 Trent Process Corp Direct reduction process for iron ore
US2089782A (en) * 1934-12-14 1937-08-10 Industrimetoder Ab Process of producing sponge iron
DE1225673B (en) * 1959-07-23 1966-09-29 Kloeckner Humboldt Deutz Ag Process for the dry reduction of iron ore
US3650830A (en) * 1969-06-30 1972-03-21 Nichols Eng & Res Corp Recovery system
DE2134977A1 (en) * 1971-07-13 1973-01-25 Atsukawa Masami Solid state iron prodn from powder or granule ore - by high intensity alternating current resistance heating
FR2250422A7 (en) * 1973-11-07 1975-05-30 Leur Ryan Indirect heater for basalt dust - has superimposed heater plates with spoked wheels revolving above them
GB2140141A (en) * 1983-05-20 1984-11-21 British Petroleum Co Plc Process and vacuum sublimation furnace for treatment of ores
DE3734892A1 (en) * 1987-10-15 1989-04-27 Egon Evertz Process for dressing metallurgical dusts
LU87890A1 (en) * 1991-02-20 1992-11-16 Arbed METHOD AND DEVICE FOR WINNING METALS FROM INDUSTRIAL RESIDUES

Also Published As

Publication number Publication date
AU6079499A (en) 2000-04-10
WO2000017404A1 (en) 2000-03-30
JP2002526652A (en) 2002-08-20
TW459049B (en) 2001-10-11
SK3942001A3 (en) 2001-12-03
PL346835A1 (en) 2002-02-25
ZA200102128B (en) 2002-06-14
TR200101480T2 (en) 2001-09-21
CZ20011042A3 (en) 2001-10-17
CN1319143A (en) 2001-10-24
BR9914460A (en) 2001-05-22
KR20010075318A (en) 2001-08-09
EP1115890A1 (en) 2001-07-18
CA2343212A1 (en) 2000-03-30

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