IT1302812B1 - Forno per la riduzione diretta di ossidi di ferro - Google Patents

Forno per la riduzione diretta di ossidi di ferro

Info

Publication number
IT1302812B1
IT1302812B1 IT1998UD000213A ITUD980213A IT1302812B1 IT 1302812 B1 IT1302812 B1 IT 1302812B1 IT 1998UD000213 A IT1998UD000213 A IT 1998UD000213A IT UD980213 A ITUD980213 A IT UD980213A IT 1302812 B1 IT1302812 B1 IT 1302812B1
Authority
IT
Italy
Prior art keywords
oven
iron oxides
direct reduction
reduction
direct
Prior art date
Application number
IT1998UD000213A
Other languages
English (en)
Inventor
Henry Bueno
David Rabascal
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 IT1998UD000213A priority Critical patent/IT1302812B1/it
Priority to PCT/IB1999/001926 priority patent/WO2000036155A1/en
Priority to AU12912/00A priority patent/AU1291200A/en
Priority to ARP990106288A priority patent/AR021612A1/es
Priority to US09/457,713 priority patent/US6162050A/en
Publication of ITUD980213A1 publication Critical patent/ITUD980213A1/it
Application granted granted Critical
Publication of IT1302812B1 publication Critical patent/IT1302812B1/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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • 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
    • 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
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/006—Equipment for treating dispersed material falling under gravity with ascending gases
    • 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
    • F27B17/00—Furnaces of a kind not covered by any preceding group
    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/18—Arrangements of devices for charging
    • F27B3/183—Charging of arc furnaces vertically through the roof, e.g. in three points
    • 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
IT1998UD000213A 1998-12-11 1998-12-11 Forno per la riduzione diretta di ossidi di ferro IT1302812B1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT1998UD000213A IT1302812B1 (it) 1998-12-11 1998-12-11 Forno per la riduzione diretta di ossidi di ferro
PCT/IB1999/001926 WO2000036155A1 (en) 1998-12-11 1999-12-02 Furnace for the direct reduction of iron oxides
AU12912/00A AU1291200A (en) 1998-12-11 1999-12-02 Furnace for the direct reduction of iron oxides
ARP990106288A AR021612A1 (es) 1998-12-11 1999-12-09 Horno para la reduccion directa de oxidos de hierro
US09/457,713 US6162050A (en) 1998-12-11 1999-12-10 Furnace for the direct reduction of iron oxides

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998UD000213A IT1302812B1 (it) 1998-12-11 1998-12-11 Forno per la riduzione diretta di ossidi di ferro

Publications (2)

Publication Number Publication Date
ITUD980213A1 ITUD980213A1 (it) 2000-06-11
IT1302812B1 true IT1302812B1 (it) 2000-09-29

Family

ID=11422796

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998UD000213A IT1302812B1 (it) 1998-12-11 1998-12-11 Forno per la riduzione diretta di ossidi di ferro

Country Status (5)

Country Link
US (1) US6162050A (it)
AR (1) AR021612A1 (it)
AU (1) AU1291200A (it)
IT (1) IT1302812B1 (it)
WO (1) WO2000036155A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT502904B1 (de) * 2005-12-07 2008-02-15 Voest Alpine Ind Anlagen Förderanlage, anlagenverbund und verfahren zur kopplung von metallurgischen verfahren
US7938882B2 (en) * 2007-04-02 2011-05-10 Midrex Technologies, Inc. Method and system for the supply of hot direct reduced iron for multiple uses
EP2427580B1 (en) * 2009-05-08 2018-07-11 Hyl Technolohies, S.a. De C.v. Integrated steel plant with production of hot or cold dri

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862808A (en) * 1957-07-31 1958-12-02 Alan N Mann Apparatus and method for reducing iron oxide pellets
US3749386A (en) * 1971-07-01 1973-07-31 Midland Ross Corp Method and means for reducing iron oxides in a gaseous reduction process
US4046557A (en) * 1975-09-08 1977-09-06 Midrex Corporation Method for producing metallic iron particles
US4252299A (en) * 1979-01-08 1981-02-24 United States Steel Corporation Method and apparatus for discharging material from a shaft furnace
DE3608885A1 (de) * 1986-03-17 1987-09-24 Herbert Huettlin Vorrichtung zum granulieren, pelletieren, dragieren und/oder trocknen rieselfaehigen gutes
US4826429A (en) * 1986-12-22 1989-05-02 Kennedy Van Saun Corporation Apparatus for uniformly cooling pyroprocessed particulate material
US5296015A (en) * 1990-01-09 1994-03-22 Hylsa S.A. De C.V. Method for the pneumatic transport of large iron-bearing particles
DE19625127C2 (de) * 1996-06-12 1998-04-30 Voest Alpine Ind Anlagen Vorrichtung und Verfahren zur Erzeugung von Eisenschwamm

Also Published As

Publication number Publication date
ITUD980213A1 (it) 2000-06-11
US6162050A (en) 2000-12-19
AR021612A1 (es) 2002-07-31
WO2000036155A1 (en) 2000-06-22
AU1291200A (en) 2000-07-03

Similar Documents

Publication Publication Date Title
DE69930330D1 (de) Durchlaufwärmebehandlungsofen
BR9907304B1 (pt) refratÁrio de alumina-magnÉsia-grafita.
BR9506087A (pt) Ferro de engomar
ID26954A (id) Tungku pembakaran
IT1302812B1 (it) Forno per la riduzione diretta di ossidi di ferro
IT1315147B1 (it) Forno per la riduzione diretta di ossidi di ferro
IT1310768B1 (it) Forno per la riduzione diretta di ossidi di ferro
IT1310772B1 (it) Forno per la riduzione diretta di ossidi di ferro
IT1310770B1 (it) Forno per la riduzione diretta di ossidi di ferro
IT1310771B1 (it) Forno per la riduzione diretta di ossidi di ferro
IT1310773B1 (it) Forno per la riduzione diretta di ossidi di ferro
IT1318905B1 (it) Tetto per forno/siviera metallurgico
IT1294305B1 (it) Ferro da stiro
ITUD990156A0 (it) Dispositivo per la riduzione diretta di ossidi di ferro
DE69926614D1 (de) Auskleidungszusammensetzung
GB2326468B (en) The heating/cooling of buildings
DE29807700U1 (de) Durchlaufbackofen
TW380652U (en) Improved structure of the easy palm type iron
FI981204A0 (fi) Keskuslämmityskattila
DE29813678U1 (de) Kaminofen
NO306323B1 (no) Kokeapparat
UA2187S (uk) Електродуховка "харків-2м"
ITVE970043V0 (it) La pentola forno
TW374986U (en) Oven of trolley type
FI981123A0 (fi) Tulisija

Legal Events

Date Code Title Description
0001 Granted