BR9106710A - Metodo para controlar a conversao de carga de reator contendo ferro em carboneto de ferro - Google Patents

Metodo para controlar a conversao de carga de reator contendo ferro em carboneto de ferro

Info

Publication number
BR9106710A
BR9106710A BR919106710A BR9106710A BR9106710A BR 9106710 A BR9106710 A BR 9106710A BR 919106710 A BR919106710 A BR 919106710A BR 9106710 A BR9106710 A BR 9106710A BR 9106710 A BR9106710 A BR 9106710A
Authority
BR
Brazil
Prior art keywords
iron
reactor feed
phase diagram
controlling
iron carbide
Prior art date
Application number
BR919106710A
Other languages
English (en)
Inventor
John P Hager
Frank A Stephens
Frank M Stephens Jr
Original Assignee
Iron Carbide Holdings Ltd
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
Application filed by Iron Carbide Holdings Ltd filed Critical Iron Carbide Holdings Ltd
Publication of BR9106710A publication Critical patent/BR9106710A/pt

Links

Classifications

    • 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
    • B01J8/1809—Controlling processes
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0022—General constructional details of gas analysers, e.g. portable test equipment using a number of analysing channels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
    • G01N33/0032—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array using two or more different physical functioning modes
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/00044—Temperature measurement
    • 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]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/12—Condition responsive control

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Stacking Of Articles And Auxiliary Devices (AREA)
BR919106710A 1990-08-01 1991-07-23 Metodo para controlar a conversao de carga de reator contendo ferro em carboneto de ferro BR9106710A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56110090A 1990-08-01 1990-08-01
PCT/US1991/005188 WO1992002824A1 (en) 1990-08-01 1991-07-23 Method for controlling the conversion of iron-containing reactor feed into iron carbide

Publications (1)

Publication Number Publication Date
BR9106710A true BR9106710A (pt) 1993-08-03

Family

ID=24240633

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919106710A BR9106710A (pt) 1990-08-01 1991-07-23 Metodo para controlar a conversao de carga de reator contendo ferro em carboneto de ferro

Country Status (9)

Country Link
US (1) US5366897A (pt)
EP (1) EP0541711B1 (pt)
AT (1) ATE176331T1 (pt)
AU (1) AU657697B2 (pt)
BR (1) BR9106710A (pt)
CA (1) CA2087602C (pt)
DE (1) DE69130827D1 (pt)
SG (1) SG46675A1 (pt)
WO (1) WO1992002824A1 (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5073194A (en) * 1990-08-01 1991-12-17 Iron Carbide Holdings, Limited Process for controlling the product quality in the conversion of 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
EP0630975B1 (de) * 1993-06-19 1997-07-23 Metallgesellschaft Ag Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen
DE4320359C1 (de) * 1993-06-19 1994-10-20 Metallgesellschaft Ag Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen zu Eisenschwamm und Aufkohlung zu Fe¶3¶C
US5387274A (en) * 1993-11-15 1995-02-07 C.V.G. Siderurgica Del Orinoco, C.A. Process for the production of iron carbide
US5869018A (en) 1994-01-14 1999-02-09 Iron Carbide Holdings, Ltd. Two step process for the production of iron carbide from iron oxide
US5431711A (en) * 1994-08-12 1995-07-11 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidized bed direct reduction system
US5435831A (en) * 1994-08-12 1995-07-25 Midrex International B.V. Rotterdam, Zurich Branch Circulating fluidizable bed co-processing of fines in a direct reduction system
US5674308A (en) * 1994-08-12 1997-10-07 Midrex International B.V. Rotterdam, Zurich Branch Spouted bed circulating fluidized bed direct reduction system and method
US5690717A (en) * 1995-03-29 1997-11-25 Iron Carbide Holdings, Ltd. Iron carbide process
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
US5804156A (en) * 1996-07-19 1998-09-08 Iron Carbide Holdings, Ltd. Iron carbide process
US5810906A (en) * 1996-08-28 1998-09-22 Iron Carbide Holdings, Ltd. Method for preheating feed materials for the production of iron carbide
US5810905A (en) * 1996-10-07 1998-09-22 Cleveland Cliffs Iron Company Process for making pig iron
JP3157478B2 (ja) * 1997-02-28 2001-04-16 川崎重工業株式会社 アイアンカーバイド製造プロセスの運転管理方法
SE512875C2 (sv) * 1997-03-24 2000-05-29 Rolf Skoeld Metod jämte anordning för att karakterisera ett fluidums fysikaliska och/eller kemiska egenskaper
US7112449B1 (en) * 2000-04-05 2006-09-26 Nanogram Corporation Combinatorial chemical synthesis
US5984998A (en) * 1997-11-14 1999-11-16 American Iron And Steel Institute Method and apparatus for off-gas composition sensing
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
JP4606543B2 (ja) * 2000-04-13 2011-01-05 パナソニック株式会社 光学特性計測装置における被検溶液量確認方法および計測系制御方法
EP1160337A1 (en) * 2000-05-31 2001-12-05 DANIELI & C. OFFICINE MECCANICHE S.p.A. Process to preheat and carburate directly reduced iron (DRI) to be fed to an electric arc furnace (EAF)
US7183114B2 (en) * 2003-05-19 2007-02-27 Tronox Llc Method for the analysis of gas produced by a titanium tetrachloride fluidized bed reactor
AT506896B1 (de) * 2008-06-06 2010-05-15 Siemens Vai Metals Tech Gmbh Verfahren zur steuerung eines transformationsverfahrens
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
SE544421C2 (en) 2020-06-26 2022-05-17 Greeniron H2 Ab Method and device for producing direct reduced metal

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2535042A (en) * 1950-01-05 1950-12-26 Ernst M Cohn Preparation of iron carbides
US2780537A (en) * 1952-11-24 1957-02-05 Stelling Process of treating pulverulent iron oxides
US2900246A (en) * 1953-01-14 1959-08-18 Hydrocarbon Research Inc Iron oxide reduction
US2752234A (en) * 1955-07-07 1956-06-26 United States Steel Corp Process for continuous gaseous reduction of iron ore in a fluidized bed system
US2894831A (en) * 1956-11-28 1959-07-14 Old Bruce Scott Process of fluidized bed reduction of iron ore followed by electric furnace melting
US2921848A (en) * 1957-11-21 1960-01-19 United States Steel Corp Fluidized-bed reduction of ore
US2864688A (en) * 1958-01-28 1958-12-16 United States Steel Corp Two-step method of removing oxygen from iron oxide
US3021208A (en) * 1961-03-23 1962-02-13 United States Steel Corp Method of reducing ore in a fluidized bed
US3356488A (en) * 1964-02-24 1967-12-05 John H Walsh Process for utilizing hydrocarbon injection into hot reducing gases in steelmaking
DE2007593B2 (de) * 1970-02-19 1973-05-10 Opti-Holding Ag, Glarus (Schweiz) Vorrichtung zur thermofixierung von reissverschlussgliederreihen aus kunststoffmonofilament
US3928021A (en) * 1970-12-28 1975-12-23 Nippon Kokan Kk Process of reducing iron ores
US3761244A (en) * 1971-07-19 1973-09-25 Hydrocarbon Research Inc Process for the controlled reduction of iron ores in a helical heating zone
US3885023A (en) * 1973-02-15 1975-05-20 Phillips Petroleum Co Preparation of iron carbide (Fe{hd 3{b C)
DE2401909C3 (de) * 1974-01-16 1985-06-27 Fried. Krupp Gmbh, 4300 Essen Verfahren zur Herstellung von Stahl
US4053301A (en) * 1975-10-14 1977-10-11 Hazen Research, Inc. Process for the direct production of steel
US4202534A (en) * 1978-04-24 1980-05-13 HICAP Engineering & Development Corp. Method and apparatus for producing metallized iron ore
JPS54152615A (en) * 1978-05-24 1979-12-01 Ishikawajima Harima Heavy Ind Co Ltd Suspended layer type direct reduction iron making process
SE419100B (sv) * 1979-03-01 1981-07-13 Lindstroem O Sett for reduktion av finfordelat jernoxidhaltigt material
US4398945A (en) * 1981-06-22 1983-08-16 Stephens Jr Frank M Process for producing a ferronickel alloy from nickel bearing laterites
US4851046A (en) * 1985-06-19 1989-07-25 University Of Florida Periodontal osseous defect repair
FI84841C (sv) * 1988-03-30 1992-01-27 Ahlstroem Oy Förfarande och anordning för reduktion av metalloxidhaltigt material
US4841884A (en) * 1988-05-26 1989-06-27 A. Ahlstrom Corporation Distributor plate for fluidized bed reactor
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
US5118479A (en) * 1990-08-01 1992-06-02 Iron Carbide Holdings, Limited Process for using fluidized bed reactor
US5073194A (en) * 1990-08-01 1991-12-17 Iron Carbide Holdings, Limited Process for controlling the product quality in the conversion of reactor feed into iron carbide

Also Published As

Publication number Publication date
AU657697B2 (en) 1995-03-23
DE69130827D1 (de) 1999-03-11
EP0541711A4 (en) 1993-09-01
WO1992002824A1 (en) 1992-02-20
EP0541711A1 (en) 1993-05-19
ATE176331T1 (de) 1999-02-15
US5366897A (en) 1994-11-22
SG46675A1 (en) 1998-02-20
CA2087602C (en) 2002-01-01
EP0541711B1 (en) 1999-01-27
AU8402991A (en) 1992-03-02
CA2087602A1 (en) 1992-02-02

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law
B15K Others concerning applications: alteration of classification

Ipc: B01J 8/18 (2006.01), C21B 13/00 (2006.0