ES2099026A1 - Procedimiento para la produccion de carburo de hierro. - Google Patents

Procedimiento para la produccion de carburo de hierro.

Info

Publication number
ES2099026A1
ES2099026A1 ES9402250A ES9402250A ES2099026A1 ES 2099026 A1 ES2099026 A1 ES 2099026A1 ES 9402250 A ES9402250 A ES 9402250A ES 9402250 A ES9402250 A ES 9402250A ES 2099026 A1 ES2099026 A1 ES 2099026A1
Authority
ES
Spain
Prior art keywords
iron oxide
iron carbide
iron
production
reactor
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
Application number
ES9402250A
Other languages
English (en)
Other versions
ES2099026B1 (es
Inventor
G Oscar G Dam
C Henry R Bueno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ORINOCO SIDERURGICA
Cvg-Siderurgica Del Orinoco CA
Original Assignee
ORINOCO SIDERURGICA
Cvg-Siderurgica Del Orinoco CA
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=22542318&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2099026(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by ORINOCO SIDERURGICA, Cvg-Siderurgica Del Orinoco CA filed Critical ORINOCO SIDERURGICA
Publication of ES2099026A1 publication Critical patent/ES2099026A1/es
Application granted granted Critical
Publication of ES2099026B1 publication Critical patent/ES2099026B1/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
    • 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
    • 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
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Hydrogen, Water And Hydrids (AREA)

Abstract

PROCEDIMIENTO PARA LA PRODUCCION DE CARBURO DE HIERRO, A BAJA PRESION, QUE INCLUYE LAS ETAPAS DE (A) PROPORCIONAR UN REACTOR DE REFORMACION-REDUCCION-CARBURACION, (B) CARGAR DICHO REACTOR CON MATERIAL DE OXIDO METALICO QUE CONTIENE HIERRO (C) RECICLAR GAS DE HORNO ALTO DESDE DICHO REACTOR, (D) CALENTAR DICHO GAS DE ALIMENTACION A UNA TEMPERATURA DE APROXIMADAMENTE 650 C A 850 C, (E) MEZCLAR AIRE A UNA TEMPERATURA DE APROXIMADAMENTE 650 C A 850 C CON DICHO GAS DE ALIMENTACION CALENTADO (F) QUEMAR PARCIALMENTE DICHA MEZCLA DE AIRE Y GAS DE ALIMENTACION A UNA TEMPERATURA SUPERIOR A 850 C, (G) ALIMENTAR DICHA MEZCLA GASEOSA A DICHO HIERRO REDUCIDO DIRECTO FORMANDO UN GAS REDUCTOR REFORMADO, (H) PONER EN CONTACTO DICHO MATERIAL DE OXIDO DE HIERRO CON DICHO GAS REDUCTOR REFORMADO FORMANDO HIERRO REDUCIDO DIRECTO, E (I) PONER EN CONTACTO DICHO HIERRO REDUCIDO DIRECTO CON UN AGENTE DE CARBURACION A UNA TEMPERATURA DE APROXIMADAMENTE 550 C A 750 C.
ES9402250A 1993-11-15 1994-10-31 Procedimiento para la produccion de carburo de hierro. Expired - Lifetime ES2099026B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/152,295 US5387274A (en) 1993-11-15 1993-11-15 Process for the production of iron carbide

Publications (2)

Publication Number Publication Date
ES2099026A1 true ES2099026A1 (es) 1997-05-01
ES2099026B1 ES2099026B1 (es) 1998-01-16

Family

ID=22542318

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9402250A Expired - Lifetime ES2099026B1 (es) 1993-11-15 1994-10-31 Procedimiento para la produccion de carburo de hierro.

Country Status (8)

Country Link
US (1) US5387274A (es)
BR (1) BR9404296A (es)
CA (1) CA2118383A1 (es)
DE (1) DE4437679C3 (es)
ES (1) ES2099026B1 (es)
FR (1) FR2712580A1 (es)
GB (1) GB2283984B (es)
IT (1) IT1267464B1 (es)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5869018A (en) 1994-01-14 1999-02-09 Iron Carbide Holdings, Ltd. Two step process for the production of iron carbide from iron oxide
US5618032A (en) * 1994-05-04 1997-04-08 Midrex International B.V. Rotterdam, Zurich Branch Shaft furnace for production of iron carbide
DE19525270C2 (de) * 1994-07-13 1999-08-26 Int Steel Ind Engineering Co Verfahren zur Gewinnung von Roheisen aus Eisenoxiden
US5945083A (en) * 1995-03-10 1999-08-31 Kawasaki Jukogyo Kabushiki Kaisha Process for producing iron carbide and equipment therefor
US5690717A (en) * 1995-03-29 1997-11-25 Iron Carbide Holdings, Ltd. Iron carbide process
BE1010986A3 (fr) * 1995-05-23 1999-03-02 Centre Rech Metallurgique Procede d'enrichissement en carbone d'une eponge de fer.
JP2727436B2 (ja) 1995-05-31 1998-03-11 川崎重工業株式会社 鉄カーバイドの製造方法及び製造装置
US5733357A (en) * 1996-02-05 1998-03-31 Iron Carbide Holdings, Ltd. Process for converting iron oxide to iron carbide employing internally generated carbon oxide as the carbiding agent
US5702246A (en) * 1996-02-22 1997-12-30 Xera Technologies Ltd. Shaft furnace for direct reduction of oxides
US5804156A (en) * 1996-07-19 1998-09-08 Iron Carbide Holdings, Ltd. Iron carbide process
US5858057A (en) * 1996-09-25 1999-01-12 Hylsa S.A. De C.V. Method for producing direct reduced iron with a controlled amount of carbon
DE19717304C2 (de) 1997-04-24 1999-05-27 Metallgesellschaft Ag Verfahren zum Erzeugen von Eisencarbid aus körnigem Eisenschwamm
US6342089B1 (en) 1997-09-02 2002-01-29 Mcgaa John R. Direct reduced iron pellets
CN1093883C (zh) * 1997-10-10 2002-11-06 伊尔萨有限公司 控制直接还原铁渗碳的方法和设备
AU750751B2 (en) 1998-03-31 2002-07-25 Iron Carbide Holdings, Ltd Process for the production of iron carbide from iron oxide using external sources of carbon monoxide
US6063155A (en) * 1998-04-06 2000-05-16 Orinoco Iron, C.A. Fluidized bed process for the production of iron carbide
AT409971B (de) * 1998-11-19 2002-12-27 Internat Briquettes Holding Verfahren und schachtofen zur direktreduktion von oxiden
IT1302815B1 (it) * 1998-12-11 2000-09-29 Danieli & C Ohg Sp Procedimento ed apparato per la riduzione diretta di minerale diferro con iniezione ottimizzata del gas riducente
IT1310535B1 (it) * 1999-02-18 2002-02-18 Danieli Off Mecc Procedimento di riduzione diretta di materiale metallicoe relativo impianto
IT1310769B1 (it) * 1999-09-06 2002-02-22 Danieli Off Mecc Dispositivo per la riduzione diretta di ossidi di ferro
IT1310784B1 (it) 1999-10-11 2002-02-22 Danieli Off Mecc Apparecchiatura di riduzione diretta per ottenere ferro metallico conalto contenuto di carbonio in forma di carburo
AT505490B1 (de) 2007-06-28 2009-12-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung von eisenschwamm
AT508522B1 (de) 2009-07-31 2011-04-15 Siemens Vai Metals Tech Gmbh Reformergasbasiertes reduktionsverfahren mit vermindertem nox-ausstoss
CN104451017B (zh) * 2014-11-28 2016-03-16 中冶赛迪工程技术股份有限公司 一种钒钛磁铁矿竖炉直接还原铁的渗碳工艺
RU2590031C1 (ru) * 2015-01-12 2016-07-10 Общество с ограниченной ответственностью "Научно-производственное внедренческое предприятие ТОРЭКС" Способ прямого получения губчатого железа с использованием газокислородной конверсии и шахтная печь для его осуществления
WO2017115133A1 (en) * 2015-12-28 2017-07-06 Hyl Technologies, S.A. De C.V. Method and system for producing high-carbon dri using syngas
CN110339849B (zh) * 2018-04-02 2020-10-13 国家能源投资集团有限责任公司 用于费托合成反应的纯相ε/ε’碳化铁催化剂及其制备方法和费托合成的方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780537A (en) * 1952-11-24 1957-02-05 Stelling Process of treating pulverulent iron oxides
US3885023A (en) * 1973-02-15 1975-05-20 Phillips Petroleum Co Preparation of iron carbide (Fe{hd 3{b C)
US4053301A (en) * 1975-10-14 1977-10-11 Hazen Research, Inc. Process for the direct production of steel
EP0227104A2 (en) * 1985-12-24 1987-07-01 Daikin Industries, Limited Particles containing iron carbide
EP0312032A2 (en) * 1987-10-13 1989-04-19 Daikin Industries, Limited Iron carbide fine particles and process for preparing the same
US5064467A (en) * 1987-11-02 1991-11-12 C.V.G. Siderurgica Del Orinoco, C.A. Method and apparatus for the direct reduction of iron
WO1992002824A1 (en) * 1990-08-01 1992-02-20 Iron Carbide Holdings, Limited Method for controlling the conversion of iron-containing reactor feed into iron carbide
US5137566A (en) * 1990-08-01 1992-08-11 Iron Carbide Holdings, Limited Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US32247A (en) * 1861-05-07 Vegetable-cutter
CA922519A (en) * 1968-06-24 1973-03-13 Beggs Donald Method of and apparatus for reducing iron oxide to metallic iron
US3765872A (en) * 1970-12-16 1973-10-16 Fierro Esponja Method and apparatus for the gaseous reduction of iron ore to sponge iron
US4054444A (en) * 1975-09-22 1977-10-18 Midrex Corporation Method for controlling the carbon content of directly reduced iron
US4584016A (en) * 1982-03-23 1986-04-22 Hylsa, S.A. Method for controlling metallization and carburization in the reduction of metal ores to sponge iron
US4528030A (en) * 1983-05-16 1985-07-09 Hylsa, S.A. Method of reducing iron ore
US4897113A (en) * 1985-09-23 1990-01-30 Hylsa, S.A. Direct reduction process in reactor with hot discharge
US4834792A (en) * 1986-08-21 1989-05-30 Hylsa S.A. De C.V. Method for producing hot sponge iron by introducing hydrocarbon for carburizing into reduction zone
US5069716A (en) * 1989-12-22 1991-12-03 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of liquid steel from iron containing metal oxides
US5078788A (en) * 1989-12-22 1992-01-07 C.V.G. Siderurgica Del Orinoco, C.A. Method for the direct reduction of iron

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780537A (en) * 1952-11-24 1957-02-05 Stelling Process of treating pulverulent iron oxides
US3885023A (en) * 1973-02-15 1975-05-20 Phillips Petroleum Co Preparation of iron carbide (Fe{hd 3{b C)
US4053301A (en) * 1975-10-14 1977-10-11 Hazen Research, Inc. Process for the direct production of steel
EP0227104A2 (en) * 1985-12-24 1987-07-01 Daikin Industries, Limited Particles containing iron carbide
EP0312032A2 (en) * 1987-10-13 1989-04-19 Daikin Industries, Limited Iron carbide fine particles and process for preparing the same
US5064467A (en) * 1987-11-02 1991-11-12 C.V.G. Siderurgica Del Orinoco, C.A. Method and apparatus for the direct reduction of iron
WO1992002824A1 (en) * 1990-08-01 1992-02-20 Iron Carbide Holdings, Limited Method for controlling the conversion of iron-containing reactor feed into iron carbide
US5137566A (en) * 1990-08-01 1992-08-11 Iron Carbide Holdings, Limited Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor

Also Published As

Publication number Publication date
US5387274A (en) 1995-02-07
CA2118383A1 (en) 1995-05-16
ITTO940751A0 (it) 1994-09-28
DE4437679C3 (de) 2003-04-03
GB9419733D0 (en) 1994-11-16
FR2712580A1 (fr) 1995-05-24
GB2283984A (en) 1995-05-24
BR9404296A (pt) 1995-07-04
GB2283984B (en) 1997-08-27
IT1267464B1 (it) 1997-02-05
DE4437679A1 (de) 1995-05-18
DE4437679C2 (de) 1996-12-19
ITTO940751A1 (it) 1996-03-28
ES2099026B1 (es) 1998-01-16

Similar Documents

Publication Publication Date Title
ES2099026A1 (es) Procedimiento para la produccion de carburo de hierro.
ES8703403A1 (es) Mejoras introducidas en un procedimiento para la produccion selectiva de aminas secundarias y aminas primarias
CA2087609A1 (en) Process for Preheating Iron-Containing Reactor Feed Prior to Being Treated in a Fluidized Bed Reactor
IE790199L (en) Magnesium hydrides
ES8708202A1 (es) Procedimiento microbiologico de eliminacion de nitratos
AUPP483898A0 (en) A direct smelting process & apparatus
DE3474810D1 (en) Process for the production of hydrogen
AU565935B2 (en) Production of sponge iron in vertrical shaft furnace
MXPA98008036A (es) Proceso para la fabricacion de metil mercaptopropanal.
DE3361615D1 (en) Process for performing chemical reactions with participation of atomic hydrogen
CA2071045A1 (fr) Procede pour reduire la teneur en co- dans les reacteurs de synthese d'azines
EP0357395A3 (en) A silicon smelting process and a furnace therefor
ES2144100T3 (es) Procedimiento para reducir la cantidad de material residual durante la produccion de acrilonitrilo.
CA2066271A1 (fr) Procede de conversion du methane en hydrocarbures superieurs
ATE321893T1 (de) Fliessbettverfahren für die herstellung von eisencarbid
ES2159161T3 (es) Procedimiento para producir acido prusico y catalizador.
AU2001247218A1 (en) Method and catalyst system for stereoselectively inverting chiral center of a chemical compound
EP0474211A3 (en) Process for the continuous transformation of cephalosporin derivatives in glutaryl-7-amino-cephalosporin derivatives
JPS5413408A (en) Manufacture of high purity metallic chromium
JPS5337704A (en) Conversion of coal
CA2213095A1 (en) Process for converting iron oxide to iron carbide employing internally generated carbon oxide as the carbiding agent
JPS5275602A (en) Waste gas-circulating type positive pressure sintering process
AU5217290A (en) Process for the production of hydrogen cyanide
MX9402905A (es) Procesos mejorados para hacer etanolaminas.
EP0318590A4 (en) Process for producing ultrafine magnetic metal powder

Legal Events

Date Code Title Description
EC2A Search report published

Date of ref document: 19970501

Kind code of ref document: A1

Effective date: 19970501

FA2A Application withdrawn

Effective date: 19980806