AR218996A1 - Aparato para la reduccion directa de oxidos metalicos a un producto de hierro metalizado caliente y metodo correspondiente - Google Patents

Aparato para la reduccion directa de oxidos metalicos a un producto de hierro metalizado caliente y metodo correspondiente

Info

Publication number
AR218996A1
AR218996A1 AR277677A AR27767779A AR218996A1 AR 218996 A1 AR218996 A1 AR 218996A1 AR 277677 A AR277677 A AR 277677A AR 27767779 A AR27767779 A AR 27767779A AR 218996 A1 AR218996 A1 AR 218996A1
Authority
AR
Argentina
Prior art keywords
product
metal oxides
corresponding method
metallic iron
direct reduction
Prior art date
Application number
AR277677A
Other languages
English (en)
Original Assignee
Midrex Corp
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 Midrex Corp filed Critical Midrex Corp
Application granted granted Critical
Publication of AR218996A1 publication Critical patent/AR218996A1/es

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
    • C21B13/02—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
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0086—Conditioning, transformation of reduced iron ores
    • C21B13/0093—Protecting against oxidation
    • 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
    • C21B13/029—Introducing coolant gas in the 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
    • C21B2100/40—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
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
AR277677A 1978-09-08 1979-08-10 Aparato para la reduccion directa de oxidos metalicos a un producto de hierro metalizado caliente y metodo correspondiente AR218996A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/940,806 US4188022A (en) 1978-09-08 1978-09-08 Hot discharge direct reduction furnace

Publications (1)

Publication Number Publication Date
AR218996A1 true AR218996A1 (es) 1980-07-15

Family

ID=25475451

Family Applications (1)

Application Number Title Priority Date Filing Date
AR277677A AR218996A1 (es) 1978-09-08 1979-08-10 Aparato para la reduccion directa de oxidos metalicos a un producto de hierro metalizado caliente y metodo correspondiente

Country Status (14)

Country Link
US (1) US4188022A (es)
JP (1) JPS5538995A (es)
AR (1) AR218996A1 (es)
AU (1) AU526797B2 (es)
BR (1) BR7905516A (es)
CA (1) CA1119813A (es)
DE (1) DE2935707C2 (es)
EG (1) EG14104A (es)
FR (1) FR2435530A1 (es)
GB (1) GB2032594B (es)
MX (1) MX151937A (es)
MY (1) MY8400367A (es)
SU (1) SU1082328A3 (es)
ZA (1) ZA794289B (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4280840A (en) * 1979-11-08 1981-07-28 Pullman Incorporated Method of processing sponge iron
DE3034539C2 (de) * 1980-09-12 1982-07-22 Korf-Stahl Ag, 7570 Baden-Baden Verfahren und Vorrichtung zur direkten Erzeugung von flüssigem Roheisen aus stückigem Eisenerz
CA1204287A (en) * 1982-03-22 1986-05-13 Frank V. Summers Method of generating a reducing gas
US4897113A (en) * 1985-09-23 1990-01-30 Hylsa, S.A. Direct reduction process in reactor with hot discharge
US5296015A (en) * 1990-01-09 1994-03-22 Hylsa S.A. De C.V. Method for the pneumatic transport of large iron-bearing particles
DE4224055C1 (de) * 1992-07-21 1993-12-16 Koeppern & Co Kg Maschf Verfahren zur Herstellung von Stahl
AT404361B (de) * 1995-01-23 1998-11-25 Voest Alpine Ind Anlagen Verfahren und vorrichtung zum abkühlen von heissem eisenschwamm
DE19623246C1 (de) * 1996-05-30 1997-10-02 Voest Alpine Ind Anlagen Verfahren und Vorrichtung zur Beschickung eines Einschmelzvergasers mit Vergasungsmitteln und Eisenschwamm
AT406963B (de) 1998-08-12 2000-11-27 Voest Alpine Ind Anlagen Verfahren zur herstellung von eisenbriketts und/oder kaltem eisenschwamm
JP4053190B2 (ja) 1999-06-24 2008-02-27 東邦化学工業株式会社 剥離防止性に優れた加熱型舗装材料の製造方法
IT1315147B1 (it) * 2000-11-14 2003-02-03 Danieli Off Mecc Forno per la riduzione diretta di ossidi di ferro
CN100494409C (zh) * 2006-11-29 2009-06-03 周广砥 还原海绵铁的高炉
AT505490B1 (de) * 2007-06-28 2009-12-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung von eisenschwamm
EA027331B1 (ru) * 2012-10-18 2017-07-31 Тенова Минералз (Пти) Лтд. Нагревательное устройство и газораспределитель для использования в нем
RU2590029C1 (ru) * 2015-01-12 2016-07-10 Общество с ограниченной ответственностью "Научно-производственное внедренческое предприятие ТОРЭКС" Способ получения губчатого железа и шахтная печь для его осуществления
RU2590031C1 (ru) * 2015-01-12 2016-07-10 Общество с ограниченной ответственностью "Научно-производственное внедренческое предприятие ТОРЭКС" Способ прямого получения губчатого железа с использованием газокислородной конверсии и шахтная печь для его осуществления
EP3255157A1 (de) 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren zur direktreduktion mit trockener ventgasentstaubung
EP3255158A1 (de) * 2016-06-09 2017-12-13 Primetals Technologies Austria GmbH Verfahren und vorrichtung zur direktreduktion unter ventgasnutzung
EP3763832A1 (de) 2019-07-08 2021-01-13 Primetals Technologies Austria GmbH Abdichtung eines reduktionsaggregats
CN114561543B (zh) * 2022-03-01 2023-09-29 合肥工业大学 一种从钨铼合金废料中回收铼粉的装置和方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2591789A (en) * 1948-06-24 1952-04-08 Brassert & Co Apparatus for reducing metallic oxides
US2999748A (en) * 1958-11-27 1961-09-12 Elektrokemisk As Process of reducing molded bodies comprising metallic oxides
US3850616A (en) * 1973-10-29 1974-11-26 Armco Steel Corp Inert gas seal for product discharge from a shaft furnace
US3836131A (en) * 1973-12-26 1974-09-17 Mildrex Corp Apparatus for cooling a moving bed of solid, gas permeable particles

Also Published As

Publication number Publication date
MX151937A (es) 1985-05-08
AU526797B2 (en) 1983-02-03
DE2935707C2 (de) 1986-07-17
CA1119813A (en) 1982-03-16
FR2435530A1 (fr) 1980-04-04
AU4965279A (en) 1980-03-13
SU1082328A3 (ru) 1984-03-23
GB2032594B (en) 1982-09-08
JPS5756528B2 (es) 1982-11-30
MY8400367A (en) 1984-12-31
EG14104A (en) 1983-03-31
BR7905516A (pt) 1980-05-20
GB2032594A (en) 1980-05-08
DE2935707A1 (de) 1980-03-20
JPS5538995A (en) 1980-03-18
ZA794289B (en) 1980-09-24
FR2435530B1 (es) 1984-02-24
US4188022A (en) 1980-02-12

Similar Documents

Publication Publication Date Title
AR218996A1 (es) Aparato para la reduccion directa de oxidos metalicos a un producto de hierro metalizado caliente y metodo correspondiente
DE2966985D1 (en) Grain-oriented electromagnetic steel sheet and method for its production
JPS53149107A (en) Heat treatment method of nonferrous metal products
GB2014616A (en) Method and apparatus for the direct reduction of iron ore
DE3063793D1 (en) Continuous casting method and apparatus for structurally defined metallic strips
GB1546367A (en) Induction heating of strip and other elongate metal workpieces
GB2019009B (en) Method of imaging the surface of a continuous cast hot metal strip for detection of scarfs appearing thereon and apparatus for the same
JPS5452652A (en) Method of rolling metal product
JPS52102862A (en) Iron metal forming process and lubricant used therefor
ZA791626B (en) Process and apparatus for the continuous casting of metal
JPS5550422A (en) Metal treating method
JPS5482312A (en) Method and apparatus for heating metal strip coil
GB2042595B (en) Heat treating steel strip
GB2035526B (en) Cooling of rolled metal products
JPS54123557A (en) Rolling method and apparatus of metal band
YU215477A (en) Method of re-heating metal plates
GB2020770B (en) Sheet metal fastener assembly and method of forming the same
JPS53123320A (en) Continuous heating process for long and narrow metal products
IT1101842B (it) Procedimento e apparecchiatura per la laminazione a caldo di metalli non ferrosi
GB2021998B (en) Apparatus for cooling rolled metal products
IT1193315B (it) Metodo ed apparecchiatura per la finitura a freddo di metalli
GB2027365B (en) Process for lacquer-coating iron and steel
DE2962959D1 (en) Method and apparatus for the production of metallic strips
AR222720A1 (es) Procedimiento de reduccion directa para producir hierro metalico
ZA794281B (en) Process for the reduction of metal oxides