AR021612A1 - Horno para la reduccion directa de oxidos de hierro - Google Patents
Horno para la reduccion directa de oxidos de hierroInfo
- Publication number
- AR021612A1 AR021612A1 ARP990106288A ARP990106288A AR021612A1 AR 021612 A1 AR021612 A1 AR 021612A1 AR P990106288 A ARP990106288 A AR P990106288A AR P990106288 A ARP990106288 A AR P990106288A AR 021612 A1 AR021612 A1 AR 021612A1
- Authority
- AR
- Argentina
- Prior art keywords
- iron
- direct reduction
- oven
- iron oxides
- mineral
- Prior art date
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
Abstract
Horno de tipo gravitacional para la reduccion directa de hierro mineral que comprende una zona de reaccion media (14) en la cual ocurren las reaccionespara reducir el hierro mineral, medios (11) para alimentar el hierro mineral a dicha zona dereacci on (14), medios (18) para introducir una mezcla de gas dereduccion dentro de dicha zona de reduccion (14) y medios (15) para descargar el hierro metálico reducido, dichos medios de descarga comprenden al menos dosextremidades (15a-15c)conformados co mo un cono o un cono truncado, con su ahusamiento hacia abajo, cada uno de los cuales está provisto con unacorrespondiente abertura inferior (16a-16c) a través de las cuales puede ser selectivamente descargado el hierro metálicoreducido en una form a controlada eindependiente.
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 (1)
Publication Number | Publication Date |
---|---|
AR021612A1 true AR021612A1 (es) | 2002-07-31 |
Family
ID=11422796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP990106288A AR021612A1 (es) | 1998-12-11 | 1999-12-09 | Horno para la reduccion directa de oxidos de hierro |
Country Status (5)
Country | Link |
---|---|
US (1) | US6162050A (es) |
AR (1) | AR021612A1 (es) |
AU (1) | AU1291200A (es) |
IT (1) | IT1302812B1 (es) |
WO (1) | WO2000036155A1 (es) |
Families Citing this family (3)
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)
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 |
-
1998
- 1998-12-11 IT IT1998UD000213A patent/IT1302812B1/it active IP Right Grant
-
1999
- 1999-12-02 WO PCT/IB1999/001926 patent/WO2000036155A1/en active Application Filing
- 1999-12-02 AU AU12912/00A patent/AU1291200A/en not_active Abandoned
- 1999-12-09 AR ARP990106288A patent/AR021612A1/es unknown
- 1999-12-10 US US09/457,713 patent/US6162050A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ITUD980213A1 (it) | 2000-06-11 |
WO2000036155A1 (en) | 2000-06-22 |
US6162050A (en) | 2000-12-19 |
AU1291200A (en) | 2000-07-03 |
IT1302812B1 (it) | 2000-09-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BRPI0610862A2 (pt) | processos para a transesterificação | |
HU195981B (en) | Process for increased supplying into electrical arc furnaces | |
ES2168801T3 (es) | Procedimiento para la fusion en horno electrico de arco voltaico de hierro de grano fino reducido directamente. | |
US5410566A (en) | Method of producing metal melts and an electric arc furnace therefor | |
EP1669669B1 (en) | High temperature oxy-fuel burner with powder injection system | |
GEP19970772B (en) | Electric Arc Melting Furnace | |
KR870009033A (ko) | 철광석 용해법 | |
US10488111B2 (en) | Metallurgical furnace for producing metallic alloys | |
PT83785B (pt) | Equipamento para producao de metais ferrosos ou nao ferrosos a partir de minerios ou aglomerados auto-redutores e auto-fundentes ou nao | |
AR021612A1 (es) | Horno para la reduccion directa de oxidos de hierro | |
JP2013540176A (ja) | 固体燃料の気化のためのバーナ | |
AR018112A1 (es) | Precalentador de material de carga y unidad de fundicion usada con el precalentador | |
AR023944A1 (es) | Metodo para reducir el contenido de metal no ferroso en escoria en la produccion de metales no ferrosos ocurridos en el horno de fundicion por suspension. | |
KR100187693B1 (ko) | 고철 용해 방법 | |
ES2170421T3 (es) | Procedimiento y dispositivo para el funcionamiento de un horno de cuba. | |
KR100233705B1 (ko) | 직립형 철스크랩 용해로의 원료 장입방법 | |
BRPI0401753A (pt) | Reator metalúrgico para a produção de ferro fundido | |
CA2156631A1 (en) | Method and apparatus for producing iron | |
ZA200306847B (en) | Modular furnace. | |
BR0208174B1 (pt) | Método para reduzir óxidos metálicos em um forno de cuba | |
KR960011368A (ko) | 직류아아크로용 노용기 | |
JPS6246997Y2 (es) | ||
BR0013790A (pt) | Forno para redução direta de óxidos de ferro | |
SU1054428A1 (ru) | Фурма дл ввода углеродсодержащего порошка в расплав | |
KR880005276A (ko) | 금속 및 금속합금을 회수하는 방법 및 장치 |