BR9101501A - PROCESS FOR THE PRODUCTION OF LIQUID STEEL FROM METAL OXIDES CONTAINING IRON - Google Patents

PROCESS FOR THE PRODUCTION OF LIQUID STEEL FROM METAL OXIDES CONTAINING IRON

Info

Publication number
BR9101501A
BR9101501A BR919101501A BR9101501A BR9101501A BR 9101501 A BR9101501 A BR 9101501A BR 919101501 A BR919101501 A BR 919101501A BR 9101501 A BR9101501 A BR 9101501A BR 9101501 A BR9101501 A BR 9101501A
Authority
BR
Brazil
Prior art keywords
production
metal oxides
containing iron
liquid steel
oxides containing
Prior art date
Application number
BR919101501A
Other languages
Portuguese (pt)
Inventor
G Dam G Oscar
R Bueno C Henry
A Contreras L Gerardo
Gancthev V Yura
O Guervara R Nicolas
Original Assignee
Orinoco Siderurgica
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24038175&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9101501(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US07/512,216 external-priority patent/US5069716A/en
Application filed by Orinoco Siderurgica filed Critical Orinoco Siderurgica
Publication of BR9101501A publication Critical patent/BR9101501A/en

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)
BR919101501A 1990-04-20 1991-04-12 PROCESS FOR THE PRODUCTION OF LIQUID STEEL FROM METAL OXIDES CONTAINING IRON BR9101501A (en)

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 (1)

Publication Number Publication Date
BR9101501A true BR9101501A (en) 1991-12-03

Family

ID=24038175

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919101501A BR9101501A (en) 1990-04-20 1991-04-12 PROCESS FOR THE PRODUCTION OF LIQUID STEEL FROM METAL OXIDES CONTAINING IRON

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)

* Cited by examiner, † Cited by third party
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

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905806A (en) * 1973-02-20 1975-09-16 Armco Steel Corp Method 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
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

Also Published As

Publication number Publication date
DE4041689A1 (en) 1991-10-24
GB2243840B (en) 1994-03-16
CA2039940A1 (en) 1991-10-21
DE4041689C2 (en) 1995-11-09
GB9106258D0 (en) 1991-05-08
GB2243840A (en) 1991-11-13

Similar Documents

Publication Publication Date Title
PT81221B (en) PROCESS FOR THE RECOVERY OF GOLD OF MATERIAL CONTAINING SULFURET, AURIFERO, REFRACTORY, CONTAINING IRON
BR8306999A (en) FUSION PROCESS AND GASIFIER FOR THE PRODUCTION OF LIQUEFIED CAST IRON OR INITIAL STEEL PRODUCTS
BR9707133A (en) Process to produce reduced iron and hot metal from fine iron oxides and installation to carry out the process
BR8505114A (en) PROCESS FOR THE PRODUCTION OF CAST IRON
BR9101501A (en) PROCESS FOR THE PRODUCTION OF LIQUID STEEL FROM METAL OXIDES CONTAINING IRON
BR8502522A (en) PROCESS FOR THE PRODUCTION OF A HIGH MANGANESE IRON ALLOY
BR8503668A (en) PROCESS FOR THE MANUFACTURE OF IRON SPONGE
BR8404219A (en) PROCESS FOR THE PRODUCTION OF LIQUID IRON, CONTAINING CARBON
BR8605633A (en) PROCESS FOR THE REDUCTION OF UPPER METAL OXIDES TO LOWER METAL OXIDES
FR2704548B1 (en) Process for the production of trialcoxysilanes.
BR8108760A (en) PROCESS AND COMPOSITIONS FOR THE PASSIVATION OF IRON AND STEEL SURFACES
BR8006314A (en) PROCESS FOR THE PRODUCTION OF STEEL FROM SOLID IRON METAL CARRIERS
BR9303358A (en) STEEL PRODUCTION PROCESS
BR9103058A (en) PROCESS FOR THE DIRECT REDUCTION OF IRON-CONTAINING METAL OXIDES TO OBTAIN A METALIZED IRON PRODUCT
BE878225A (en) PROCESS FOR THE PRODUCTION OF GALVANIZED STEEL STRIPS
BR8601242A (en) METHOD FOR THE PRODUCTION OF PRE-PRODUCTS OF CAST IRON OR STEEL IN MELTING FROM PARTICULATED FERROUS MATERIAL
BR8505109A (en) PROCESS FOR THE PRODUCTION OF FINE POWDER OF HIGH PURITY IRON OXIDE FROM A IRON OXIDE ORE
BR8301546A (en) PROCESS FOR THE PRODUCTION OF STEEL IN SILICIO
BR8902214A (en) APPLIANCE AND PROCESS FOR CONTINUOUS STEELING FROM A LIQUID STEEL BATH
BR8205577A (en) PROCESS TO PRODUCE A COLD AGGLOMERED IRON ORE
BR8005785A (en) PROCESS FOR THE DIRECT REDUCTION OF IRON OXIDE
FR2444717B1 (en) ROTARY CONVERTER FOR THE MANUFACTURE OF STEEL, METHOD FOR MANUFACTURING STEEL THEREWITH AND METHOD FOR APPLYING A REFRACTORY COATING TO SUCH A CONVERTER
IT8123285A0 (en) PROCEDURE FOR DESULPHURIZATION IN THE PRODUCTION OF GAS IN A MOLTEN IRON BATH REACTOR.
FR2342342A1 (en) PROCESS FOR THE CONTINUOUS FUSION OF STEEL HAVING A HIGH DEGREE OF PURITY
BR8301571A (en) PROCESS FOR THE PRODUCTION OF STEEL IN A CONVERTER

Legal Events

Date Code Title Description
EE Request for examination
FD3 Appl. lapsed due to non-payment of renewal fee