ATE176331T1 - Verfahren zur kontrolle der umwandlung von eisenhaltiger reaktorzufuhr in eisenkarbid - Google Patents
Verfahren zur kontrolle der umwandlung von eisenhaltiger reaktorzufuhr in eisenkarbidInfo
- Publication number
- ATE176331T1 ATE176331T1 AT91915684T AT91915684T ATE176331T1 AT E176331 T1 ATE176331 T1 AT E176331T1 AT 91915684 T AT91915684 T AT 91915684T AT 91915684 T AT91915684 T AT 91915684T AT E176331 T1 ATE176331 T1 AT E176331T1
- Authority
- AT
- Austria
- Prior art keywords
- reactor feed
- conversion
- iron
- phase diagram
- iron carbide
- Prior art date
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)
- Stacking Of Articles And Auxiliary Devices (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US56110090A | 1990-08-01 | 1990-08-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE176331T1 true ATE176331T1 (de) | 1999-02-15 |
Family
ID=24240633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT91915684T ATE176331T1 (de) | 1990-08-01 | 1991-07-23 | Verfahren zur kontrolle der umwandlung von eisenhaltiger reaktorzufuhr in eisenkarbid |
Country Status (9)
Country | Link |
---|---|
US (1) | US5366897A (de) |
EP (1) | EP0541711B1 (de) |
AT (1) | ATE176331T1 (de) |
AU (1) | AU657697B2 (de) |
BR (1) | BR9106710A (de) |
CA (1) | CA2087602C (de) |
DE (1) | DE69130827D1 (de) |
SG (1) | SG46675A1 (de) |
WO (1) | WO1992002824A1 (de) |
Families Citing this family (26)
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 |
DK0630975T3 (da) * | 1993-06-19 | 1997-09-01 | Metallgesellschaft Ag | Fremgangsmåde til direkte reduktion af jernoxidholdige stoffer. |
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 (de) * | 2000-05-31 | 2001-12-05 | DANIELI & C. OFFICINE MECCANICHE S.p.A. | Verfahren zur Vorwärmung und Aufkohlung von direkt-reduziertem Eisen (DRI) vor dessen Beschickung in einen Elektroofen |
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)
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 |
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 |
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 |
-
1991
- 1991-07-23 AU AU84029/91A patent/AU657697B2/en not_active Ceased
- 1991-07-23 WO PCT/US1991/005188 patent/WO1992002824A1/en active IP Right Grant
- 1991-07-23 BR BR919106710A patent/BR9106710A/pt not_active Application Discontinuation
- 1991-07-23 CA CA002087602A patent/CA2087602C/en not_active Expired - Fee Related
- 1991-07-23 SG SG1996008086A patent/SG46675A1/en unknown
- 1991-07-23 AT AT91915684T patent/ATE176331T1/de not_active IP Right Cessation
- 1991-07-23 EP EP91915684A patent/EP0541711B1/de not_active Expired - Lifetime
- 1991-07-23 DE DE69130827T patent/DE69130827D1/de not_active Expired - Lifetime
-
1993
- 1993-01-27 US US08/009,859 patent/US5366897A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2087602C (en) | 2002-01-01 |
EP0541711A4 (en) | 1993-09-01 |
EP0541711B1 (de) | 1999-01-27 |
CA2087602A1 (en) | 1992-02-02 |
AU657697B2 (en) | 1995-03-23 |
AU8402991A (en) | 1992-03-02 |
WO1992002824A1 (en) | 1992-02-20 |
US5366897A (en) | 1994-11-22 |
EP0541711A1 (de) | 1993-05-19 |
DE69130827D1 (de) | 1999-03-11 |
SG46675A1 (en) | 1998-02-20 |
BR9106710A (pt) | 1993-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |