ES2090154T3 - Horno de prerreduccion de una instalacion de reduccion por fusion de mineral de hierro. - Google Patents
Horno de prerreduccion de una instalacion de reduccion por fusion de mineral de hierro.Info
- Publication number
- ES2090154T3 ES2090154T3 ES91102928T ES91102928T ES2090154T3 ES 2090154 T3 ES2090154 T3 ES 2090154T3 ES 91102928 T ES91102928 T ES 91102928T ES 91102928 T ES91102928 T ES 91102928T ES 2090154 T3 ES2090154 T3 ES 2090154T3
- Authority
- ES
- Spain
- Prior art keywords
- prereduction
- chamber
- main body
- reduction
- furnace
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast 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
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/44—Fluidisation grids
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
LA INVENCION SE REFIERE A UN HORNO PREREDUCTOR DE UNA PRESTACION REDUCTORA DE FUNDIDO DE MINERAL DE HIERRO QUE CONSTA DE UNA CAMARA PREREDUCTORA FLUIDIZADA (15) INSTALADA EN LA PARTE SUPERIOR DEL HORNO PREREDUCTOR (2) EN EL QUE EL MINERAL DE HIERRO SE ALIMENTAN Y PREREDUCEN, UNA CAMARA DE EXPULSION DE GAS (14) INSTALADA EN LA PARTE INFERIOR DEL HORNO EN EL QUE SE ALIMENTA UN GAS REDUCTOR, UN CUERPO PRINCIPAL CERAMICO (30) DE UN DISTRIBUIDOR (12) INSTALADO ENTRE LA CAMARA PREREDUCTORA FLUIDIZADA (15) Y LA CAMARA DE EXPULSION DE GAS, UNA CAJA METALICA (31) ADOSADA AL LADO INFERIOR DEL CUERPO PRINCIPAL (30), EN EL QUE FLUYE EL LIQUIDO REFRIGERANTE, QUE EVITA QUE EL POLVO SE ADHIERA EN EL GAS REDUCTOR , BOQUILLAS (13) QUE PASAN A TRAVES DEL CUERPO PRINCIPAL Y LA CAJA METALICA PARA INYECTAR EL GAS REDUCTOR EN LA CAMARA DE EXPULSION DENTRO DE LA CAMARA PREREDUCTORA Y UNA TUBERIA DE ESCAPE (19) PARA DESCARGAR EL MINERAL DE HIERRO PREREDUCIDO INSTALADO EN EL CENTRO INFERIOR DE LA CAMARA PREREDUCTORA (15) QUE SE EXTIENDE A TRAVES DEL CUERPO PRINCIPAL CERAMICO (30), LA CAJA METALICA (31) Y LA PARTE INFERIOR DE LA CAMARA DE EXPULSION DE GAS (14).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2044372A JP2536216B2 (ja) | 1990-02-27 | 1990-02-27 | 溶融還元設備における予備還元炉の分散盤 |
JP15815590A JPH07103411B2 (ja) | 1990-06-16 | 1990-06-16 | 鉄鉱石の溶融還元設備における予備還元炉 |
JP2158154A JPH0826380B2 (ja) | 1990-06-16 | 1990-06-16 | 鉄鉱石の溶融還元設備における予備還元炉 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2090154T3 true ES2090154T3 (es) | 1996-10-16 |
Family
ID=27291870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES91102928T Expired - Lifetime ES2090154T3 (es) | 1990-02-27 | 1991-02-27 | Horno de prerreduccion de una instalacion de reduccion por fusion de mineral de hierro. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5149487A (es) |
EP (1) | EP0444634B1 (es) |
KR (1) | KR930009414B1 (es) |
AT (1) | ATE138417T1 (es) |
AU (1) | AU636199B2 (es) |
BR (1) | BR9100772A (es) |
CA (1) | CA2036972C (es) |
DE (1) | DE69119623T2 (es) |
ES (1) | ES2090154T3 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2536217B2 (ja) * | 1990-02-27 | 1996-09-18 | 日本鋼管株式会社 | 溶融還元設備における予備還元炉の分散盤下面に付着したダストの除去装置 |
US5129630A (en) * | 1990-06-16 | 1992-07-14 | Nkk Corporation | Prereduction furnace of a smelting reduction facility of iron ore |
US5623582A (en) | 1994-07-14 | 1997-04-22 | Immersion Human Interface Corporation | Computer interface or control input device for laparoscopic surgical instrument and other elongated mechanical objects |
AUPQ535500A0 (en) * | 2000-01-31 | 2000-02-17 | Technological Resources Pty Limited | Apparatus for injecting gas into a vessel |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2914388A (en) * | 1955-02-14 | 1959-11-24 | Phillips Petroleum Co | Heat exchanger which forms the sole fluid distribution means in a catalyst regenerator |
US3398718A (en) * | 1965-03-10 | 1968-08-27 | Atomic Energy Commission Usa | Fluidized-bed coating apparatus |
GB1346168A (en) * | 1970-03-23 | 1974-02-06 | Exxon Research Engineering Co | Fluid distribution in vessels fluid flow control valve |
AU5859073A (en) * | 1972-08-09 | 1975-01-30 | Edward George Stanley Thyer | Fluo plate |
AU527811B2 (en) * | 1977-12-23 | 1983-03-24 | West's (Australasia) Ltd | Fluidising plate |
GB2049894B (en) * | 1979-05-24 | 1983-09-07 | Junger & Grater Gmbh & Co Kg | Tuyere base construction |
GB2073041B (en) * | 1980-04-03 | 1983-11-23 | Coal Industry Patents Ltd | Fluidised bed distributor plates |
JPS59104410A (ja) * | 1982-12-03 | 1984-06-16 | Kawasaki Steel Corp | 流動層予備還元炉 |
AU596758B2 (en) * | 1987-11-13 | 1990-05-10 | Jp Steel Plantech Co. | Metal-making apparatus involving the smelting reduction of metallic oxides |
JP2536217B2 (ja) * | 1990-02-27 | 1996-09-18 | 日本鋼管株式会社 | 溶融還元設備における予備還元炉の分散盤下面に付着したダストの除去装置 |
-
1991
- 1991-02-20 AU AU71217/91A patent/AU636199B2/en not_active Ceased
- 1991-02-20 US US07/658,781 patent/US5149487A/en not_active Expired - Fee Related
- 1991-02-25 CA CA002036972A patent/CA2036972C/en not_active Expired - Fee Related
- 1991-02-26 BR BR919100772A patent/BR9100772A/pt not_active IP Right Cessation
- 1991-02-27 DE DE69119623T patent/DE69119623T2/de not_active Expired - Fee Related
- 1991-02-27 AT AT91102928T patent/ATE138417T1/de not_active IP Right Cessation
- 1991-02-27 ES ES91102928T patent/ES2090154T3/es not_active Expired - Lifetime
- 1991-02-27 KR KR1019910003217A patent/KR930009414B1/ko not_active IP Right Cessation
- 1991-02-27 EP EP91102928A patent/EP0444634B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU7121791A (en) | 1991-08-29 |
US5149487A (en) | 1992-09-22 |
EP0444634B1 (en) | 1996-05-22 |
ATE138417T1 (de) | 1996-06-15 |
EP0444634A3 (en) | 1992-02-26 |
EP0444634A2 (en) | 1991-09-04 |
CA2036972C (en) | 1994-12-27 |
DE69119623T2 (de) | 1996-10-31 |
KR910021488A (ko) | 1991-12-20 |
BR9100772A (pt) | 1991-10-29 |
DE69119623D1 (de) | 1996-06-27 |
KR930009414B1 (ko) | 1993-10-04 |
AU636199B2 (en) | 1993-04-22 |
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Legal Events
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FG2A | Definitive protection |
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