GB2243840B - Process for the production of liquid steel from iron-containing metal oxides - Google Patents
Process for the production of liquid steel from iron-containing metal oxidesInfo
- Publication number
- GB2243840B GB2243840B GB9106258A GB9106258A GB2243840B GB 2243840 B GB2243840 B GB 2243840B GB 9106258 A GB9106258 A GB 9106258A GB 9106258 A GB9106258 A GB 9106258A GB 2243840 B GB2243840 B GB 2243840B
- Authority
- GB
- United Kingdom
- Prior art keywords
- iron
- production
- metal oxides
- containing metal
- liquid steel
- 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 - Fee Related
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
-
- 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)
- Manufacture Of Iron (AREA)
- Carbon And Carbon Compounds (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/512,216 US5069716A (en) | 1989-12-22 | 1990-04-20 | Process for the production of liquid steel from iron containing metal oxides |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9106258D0 GB9106258D0 (en) | 1991-05-08 |
GB2243840A GB2243840A (en) | 1991-11-13 |
GB2243840B true GB2243840B (en) | 1994-03-16 |
Family
ID=24038175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9106258A Expired - Fee Related GB2243840B (en) | 1990-04-20 | 1991-03-25 | Process for the production of liquid steel from iron-containing metal oxides |
Country Status (4)
Country | Link |
---|---|
BR (1) | BR9101501A (en) |
CA (1) | CA2039940A1 (en) |
DE (1) | DE4041689C2 (en) |
GB (1) | GB2243840B (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5078788A (en) * | 1989-12-22 | 1992-01-07 | C.V.G. Siderurgica Del Orinoco, C.A. | Method for the direct reduction of iron |
CA2090906A1 (en) * | 1992-03-05 | 1993-09-06 | Corporacion Venezolana De Guayana (Cvg) | Method for improving quality of reforming gas used in the direct reduction of metal oxides |
DE4224055C1 (en) * | 1992-07-21 | 1993-12-16 | Koeppern & Co Kg Maschf | Redn. of iron@ ore into solid metallised ferrous prod. - moves ferrous sludge briquettes with min. heat loss to the refining vessel to save energy consumption |
GB2281311B (en) * | 1993-03-29 | 1996-09-04 | Boc Group Plc | Metallurgical processes and apparatus |
DE19525270C2 (en) * | 1994-07-13 | 1999-08-26 | Int Steel Ind Engineering Co | Process for the production of pig iron from iron oxides |
AT405186B (en) * | 1994-10-17 | 1999-06-25 | Voest Alpine Ind Anlagen | INSTALLATION AND METHOD FOR THE PRODUCTION OF RAW IRON AND / OR IRON SPONGE |
US5702246A (en) * | 1996-02-22 | 1997-12-30 | Xera Technologies Ltd. | Shaft furnace for direct reduction of oxides |
AT406270B (en) | 1997-12-05 | 2000-03-27 | Voest Alpine Ind Anlagen | METHOD AND SYSTEM FOR REDUCING METAL OXIDE CONTAINING MATERIAL |
AT407400B (en) * | 1998-10-07 | 2001-02-26 | Voest Alpine Ind Anlagen | METHOD AND INSTALLATION FOR PRODUCING IRON, IN PARTICULAR STEEL |
IT1302814B1 (en) * | 1998-12-11 | 2000-09-29 | Danieli & C Ohg Sp | PROCEDURE AND RELATED INTEGRATED PLANT FOR THE PRODUCTION OF STEEL BY DIRECT REDUCTION OF IRON OXIDES |
ITMI20060158A1 (en) * | 2006-01-31 | 2007-08-01 | Danieli Off Mecc | PROCESS AND REDUCTION PLANT |
AT505401B1 (en) * | 2008-02-15 | 2009-01-15 | Siemens Vai Metals Tech Gmbh | PROCESS FOR THE MELTING OF CRUDE IRON WITH THE RETURN OF GAS GAS WITH THE ADDITION OF HYDROCARBONS |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1455190A (en) * | 1973-02-20 | 1976-11-10 | Armco Steel Corp | Method and apparatus for the direct reduction of iron ores |
US4201571A (en) * | 1978-08-15 | 1980-05-06 | Midrex Corporation | Method for the direct reduction of iron and production of fuel gas using gas from coal |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4412858A (en) * | 1982-07-12 | 1983-11-01 | Hylsa, S.A. | Method of converting iron ore into molten iron |
US4585476A (en) * | 1984-05-09 | 1986-04-29 | Instituto Mexicano De Investigaciones Siderurgicas | Method for producing liquid steel from iron ore |
DE3439070A1 (en) * | 1984-10-25 | 1986-05-07 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Process and equipment for the continuous production of crude iron and energy-bearing hot gas from fine-grained iron ores and carbon carriers |
DE3713630A1 (en) * | 1987-04-23 | 1988-11-17 | Voest Alpine Ag | Metallurgical plant and process for the manufacture of steel |
CA1336359C (en) * | 1987-11-02 | 1995-07-25 | Corporacion Venezolana De Guayana (Cvg) | Method and apparatus for the direct reduction of iron |
-
1990
- 1990-12-24 DE DE4041689A patent/DE4041689C2/en not_active Expired - Fee Related
-
1991
- 1991-03-25 GB GB9106258A patent/GB2243840B/en not_active Expired - Fee Related
- 1991-04-08 CA CA002039940A patent/CA2039940A1/en not_active Abandoned
- 1991-04-12 BR BR919101501A patent/BR9101501A/en not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1455190A (en) * | 1973-02-20 | 1976-11-10 | Armco Steel Corp | Method and apparatus for the direct reduction of iron ores |
US4201571A (en) * | 1978-08-15 | 1980-05-06 | Midrex Corporation | Method for the direct reduction of iron and production of fuel gas using gas from coal |
Also Published As
Publication number | Publication date |
---|---|
GB2243840A (en) | 1991-11-13 |
BR9101501A (en) | 1991-12-03 |
GB9106258D0 (en) | 1991-05-08 |
DE4041689C2 (en) | 1995-11-09 |
DE4041689A1 (en) | 1991-10-24 |
CA2039940A1 (en) | 1991-10-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2239261B (en) | Process for the direct reduction of metal oxides | |
ZA937820B (en) | Process for producing molten pig iron or molten steel pre-products | |
GB2243840B (en) | Process for the production of liquid steel from iron-containing metal oxides | |
YU237382A (en) | Process for the regeneration of metal from liquid slag | |
ZA919120B (en) | Plant for the production of molten metals | |
GB2232684B (en) | Process for the production of rolling-bearing elements from through-hardening rolling-bearing steel | |
GB2241512B (en) | Method of forming dual metal structures | |
DE3666051D1 (en) | Process for the production of steel from sponge iron and plant for carrying out the process | |
EP0486830A3 (en) | Process for the atomisation of molten metal to produce metal powders | |
ZW9893A1 (en) | The production of stainless steel | |
PH23511A (en) | Process for the reduction of iron-containing chrome ores | |
GB9417299D0 (en) | Production of metal containers | |
EP0483943A3 (en) | Process and apparatus for the production of semi-solidified metal composition | |
ZA93281B (en) | Process for the production of nitriles | |
ZA931765B (en) | Reduction of scale formation during deforming of metal | |
GB2136830B (en) | Process for the decarburization of molten metal | |
HU893789D0 (en) | Process for the refining of metal structure | |
DE3380851D1 (en) | Process for the reduction of molten metal ores | |
GB2234189B (en) | Liquid laydown process for metal filters | |
GB8914996D0 (en) | An improved process for the spray forming of metals | |
EP0486695A4 (en) | Process for refining molten metal or alloy | |
GB9316120D0 (en) | A process for the production of vanadium-containing agglmerates and steel alloys | |
EG19210A (en) | Machine for removing slag and metal reminders from cruiceables | |
ZA794281B (en) | Process for the reduction of metal oxides | |
ZA902827B (en) | Process for the manufacture of alloyed steel types |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020325 |