FR2360670A1 - Procede pour la production de briquettes d'eponge de fer carburees et produits obtenus - Google Patents
Procede pour la production de briquettes d'eponge de fer carburees et produits obtenusInfo
- Publication number
- FR2360670A1 FR2360670A1 FR7722371A FR7722371A FR2360670A1 FR 2360670 A1 FR2360670 A1 FR 2360670A1 FR 7722371 A FR7722371 A FR 7722371A FR 7722371 A FR7722371 A FR 7722371A FR 2360670 A1 FR2360670 A1 FR 2360670A1
- Authority
- FR
- France
- Prior art keywords
- production
- products obtained
- briquettes
- iron sponge
- carbide iron
- 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.)
- Granted
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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Meat, Egg Or Seafood Products (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Procédé pour la production de briquettes d'éponge de fer carburées utilisant du minerai de fer ayant subi une réduction directe en lit fluidisé. L'opération de carburation s'effectue en aval du dernier réacteur de réduction. Application aux briquettes utilisées en métallurgie utilisant un four électrique.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT50767/76A IT1066135B (it) | 1976-08-04 | 1976-08-04 | Processo per la produzione di bricchette carburate di spugna di ferro |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2360670A1 true FR2360670A1 (fr) | 1978-03-03 |
FR2360670B1 FR2360670B1 (fr) | 1980-02-15 |
Family
ID=11273678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7722371A Granted FR2360670A1 (fr) | 1976-08-04 | 1977-07-21 | Procede pour la production de briquettes d'eponge de fer carburees et produits obtenus |
Country Status (10)
Country | Link |
---|---|
AR (1) | AR216651A1 (fr) |
BE (1) | BE857414A (fr) |
DE (2) | DE7724215U1 (fr) |
FR (1) | FR2360670A1 (fr) |
GB (1) | GB1541995A (fr) |
IT (1) | IT1066135B (fr) |
MX (1) | MX151081A (fr) |
NL (1) | NL7708552A (fr) |
NO (1) | NO146365C (fr) |
SU (1) | SU997610A3 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0204684A1 (fr) * | 1985-05-13 | 1986-12-10 | VOEST-ALPINE Aktiengesellschaft | Procédé pour la réduction directe des matières en particules contenant de l'oxyde ferrique |
WO1998048058A1 (fr) * | 1997-04-24 | 1998-10-29 | Metallgesellschaft Aktiengesellschaft | Procede de production de carbure de fer a partir de fer spongieux granule |
BE1010986A3 (fr) * | 1995-05-23 | 1999-03-02 | Centre Rech Metallurgique | Procede d'enrichissement en carbone d'une eponge de fer. |
WO1999024625A1 (fr) * | 1997-11-06 | 1999-05-20 | Metallgesellschaft Aktiengesellschaft | Procede pour produire un melange constitue de carbure de fer et de fer de reduction directe granule |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2852964A1 (de) * | 1978-12-07 | 1980-06-26 | Krupp Polysius Ag | Verfahren und anlage zur reduktion von erzen |
US4248624A (en) * | 1979-04-26 | 1981-02-03 | Hylsa, S.A. | Use of prereduced ore in a blast furnace |
DE3835332A1 (de) * | 1988-10-17 | 1990-04-19 | Ralph Weber | Verfahren zur herstellung von stahl aus feinerz |
US6030434A (en) * | 1999-03-31 | 2000-02-29 | International Briquettes Holding | Method for hot agglomeration of solid metallized iron particles to produce alloyed briquettes |
-
1976
- 1976-08-04 IT IT50767/76A patent/IT1066135B/it active
-
1977
- 1977-07-08 MX MX169791A patent/MX151081A/es unknown
- 1977-07-14 GB GB7729543A patent/GB1541995A/en not_active Expired
- 1977-07-21 FR FR7722371A patent/FR2360670A1/fr active Granted
- 1977-07-27 NO NO772664A patent/NO146365C/no unknown
- 1977-07-29 AR AR268630A patent/AR216651A1/es active
- 1977-08-02 NL NL7708552A patent/NL7708552A/xx not_active Application Discontinuation
- 1977-08-02 BE BE6046102A patent/BE857414A/fr not_active IP Right Cessation
- 1977-08-03 DE DE19777724215U patent/DE7724215U1/de not_active Expired
- 1977-08-03 DE DE2735020A patent/DE2735020C3/de not_active Expired
- 1977-08-04 SU SU772508053A patent/SU997610A3/ru active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0204684A1 (fr) * | 1985-05-13 | 1986-12-10 | VOEST-ALPINE Aktiengesellschaft | Procédé pour la réduction directe des matières en particules contenant de l'oxyde ferrique |
BE1010986A3 (fr) * | 1995-05-23 | 1999-03-02 | Centre Rech Metallurgique | Procede d'enrichissement en carbone d'une eponge de fer. |
WO1998048058A1 (fr) * | 1997-04-24 | 1998-10-29 | Metallgesellschaft Aktiengesellschaft | Procede de production de carbure de fer a partir de fer spongieux granule |
US6627171B2 (en) | 1997-04-24 | 2003-09-30 | Metallgesellschaft Ag | Method for producing iron carbide from granulated sponge iron |
WO1999024625A1 (fr) * | 1997-11-06 | 1999-05-20 | Metallgesellschaft Aktiengesellschaft | Procede pour produire un melange constitue de carbure de fer et de fer de reduction directe granule |
US6599374B1 (en) | 1997-11-06 | 2003-07-29 | Metallgesellschaft Ag | Method for producing a mixture of iron carbide and granular, directly reduced iron |
Also Published As
Publication number | Publication date |
---|---|
MX151081A (es) | 1984-09-25 |
DE7724215U1 (de) | 1981-06-11 |
NO146365C (no) | 1982-09-15 |
NL7708552A (nl) | 1978-02-07 |
NO146365B (no) | 1982-06-07 |
NO772664L (no) | 1978-02-07 |
AR216651A1 (es) | 1980-01-15 |
DE2735020C3 (de) | 1981-04-16 |
FR2360670B1 (fr) | 1980-02-15 |
IT1066135B (it) | 1985-03-04 |
BE857414A (fr) | 1977-12-01 |
DE2735020A1 (de) | 1978-02-09 |
GB1541995A (en) | 1979-03-14 |
DE2735020B2 (de) | 1980-09-18 |
SU997610A3 (ru) | 1983-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |