AR218150A1 - Metodo de reducir oxido de hierro en un horno de reduccion directa - Google Patents

Metodo de reducir oxido de hierro en un horno de reduccion directa

Info

Publication number
AR218150A1
AR218150A1 AR277482A AR27748279A AR218150A1 AR 218150 A1 AR218150 A1 AR 218150A1 AR 277482 A AR277482 A AR 277482A AR 27748279 A AR27748279 A AR 27748279A AR 218150 A1 AR218150 A1 AR 218150A1
Authority
AR
Argentina
Prior art keywords
iron oxide
direct reduction
reducing iron
reduction oven
oven
Prior art date
Application number
AR277482A
Other languages
English (en)
Original Assignee
Midrex Corp
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 Midrex Corp filed Critical Midrex Corp
Application granted granted Critical
Publication of AR218150A1 publication Critical patent/AR218150A1/es

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
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/42—Sulphur removal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
    • 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
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
    • 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
AR277482A 1978-08-15 1979-07-26 Metodo de reducir oxido de hierro en un horno de reduccion directa AR218150A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/933,691 US4173465A (en) 1978-08-15 1978-08-15 Method for the direct reduction of iron using gas from coal

Publications (1)

Publication Number Publication Date
AR218150A1 true AR218150A1 (es) 1980-05-15

Family

ID=25464358

Family Applications (1)

Application Number Title Priority Date Filing Date
AR277482A AR218150A1 (es) 1978-08-15 1979-07-26 Metodo de reducir oxido de hierro en un horno de reduccion directa

Country Status (30)

Country Link
US (1) US4173465A (es)
JP (1) JPS5528395A (es)
AR (1) AR218150A1 (es)
AT (1) AT367456B (es)
AU (1) AU523276B2 (es)
BE (1) BE878154A (es)
BR (1) BR7905180A (es)
CA (1) CA1118211A (es)
CS (1) CS218587B2 (es)
DE (1) DE2932939A1 (es)
ES (1) ES483373A1 (es)
FI (1) FI792271A (es)
FR (1) FR2433580A1 (es)
GB (1) GB2027741B (es)
GR (1) GR70352B (es)
IN (1) IN152255B (es)
IT (1) IT1122470B (es)
LU (1) LU81597A1 (es)
MA (1) MA18563A1 (es)
MX (1) MX152098A (es)
NL (1) NL7906187A (es)
NZ (1) NZ191204A (es)
PH (1) PH14399A (es)
PL (1) PL120142B1 (es)
PT (1) PT70059A (es)
SE (1) SE436760B (es)
SU (1) SU1052165A3 (es)
TR (1) TR20764A (es)
YU (1) YU40934B (es)
ZA (1) ZA793867B (es)

Families Citing this family (64)

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US4260412A (en) * 1980-01-16 1981-04-07 Midrex Corporation Method of producing direct reduced iron with fluid bed coal gasification
US4331470A (en) * 1980-09-15 1982-05-25 Midrex Corporation Method for the direct reduction of iron in a shaft furnace using gas from coal
DE3104405C2 (de) * 1981-02-07 1985-10-31 SKF Steel Engineering AB, Hofors Anlage und Verfahren zur Herstellung von Eisenschwamm
DE3104281C2 (de) * 1981-02-07 1985-10-31 SKF Steel Engineering AB, Hofors Verfahren und Vorrichtung zur Herstellung von Eisenschwamm
JPS6021174U (ja) * 1983-07-20 1985-02-14 富士電気化学株式会社 アルカリ電池
AT382165B (de) * 1983-08-18 1987-01-26 Voest Alpine Ag Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten sowie vorrichtung zur durchfuehrung des verfahrens
US4608240A (en) * 1983-11-04 1986-08-26 Hylsa, S.A. Method for the desulfurization of hydrocarbon gas
IT1177075B (it) * 1983-12-02 1987-08-26 Skf Steel Eng Ab Procedimento ed impianto per ridurre materiale ossidico
IT1177077B (it) * 1983-12-02 1987-08-26 Skf Steel Eng Ab Procedimento ed impianto per ridurre materiale ossidico generando simultaneamente un gas idoneo come gas combustibile
IT1177076B (it) * 1983-12-02 1987-08-26 Skf Steel Eng Ab Procedimento ed impianto per ridurre materiale ossidico generando simultaneamente un gas idoneo per il recupero dell'energia termica
AT381954B (de) * 1984-08-16 1986-12-29 Voest Alpine Ag Verfahren zur direktreduktion von eisenoxidhaeltigen materialien
GB2191782A (en) * 1986-06-17 1987-12-23 Midrex Int Bv Method and apparatus for producing upgraded synthetic fuel gas from coal
GB9123369D0 (en) * 1991-11-04 1991-12-18 Boc Group Plc Separation of hydrogen
AT406484B (de) * 1995-08-16 2000-05-25 Voest Alpine Ind Anlagen Verfahren zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten und eisenschwamm sowie anlage zur durchführung des verfahrens
US6149859A (en) * 1997-11-03 2000-11-21 Texaco Inc. Gasification plant for direct reduction reactors
JP3939492B2 (ja) 2000-11-08 2007-07-04 株式会社神戸製鋼所 石炭ガス化直接還元製鉄法
AT505490B1 (de) * 2007-06-28 2009-12-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur erzeugung von eisenschwamm
WO2009086407A2 (en) 2007-12-28 2009-07-09 Greatpoint Energy, Inc. Steam generating slurry gasifier for the catalytic gasification of a carbonaceous feedstock
US8297542B2 (en) 2008-02-29 2012-10-30 Greatpoint Energy, Inc. Coal compositions for catalytic gasification
US8349039B2 (en) 2008-02-29 2013-01-08 Greatpoint Energy, Inc. Carbonaceous fines recycle
WO2009111345A2 (en) 2008-02-29 2009-09-11 Greatpoint Energy, Inc. Catalytic gasification particulate compositions
WO2009111332A2 (en) 2008-02-29 2009-09-11 Greatpoint Energy, Inc. Reduced carbon footprint steam generation processes
US8652222B2 (en) 2008-02-29 2014-02-18 Greatpoint Energy, Inc. Biomass compositions for catalytic gasification
US8286901B2 (en) 2008-02-29 2012-10-16 Greatpoint Energy, Inc. Coal compositions for catalytic gasification
US8647402B2 (en) 2008-09-19 2014-02-11 Greatpoint Energy, Inc. Processes for gasification of a carbonaceous feedstock
CN103865585A (zh) 2008-09-19 2014-06-18 格雷特波因特能源公司 碳质原料的气化装置
WO2010033846A2 (en) 2008-09-19 2010-03-25 Greatpoint Energy, Inc. Char methanation catalyst and its use in gasification processes
US8734547B2 (en) 2008-12-30 2014-05-27 Greatpoint Energy, Inc. Processes for preparing a catalyzed carbonaceous particulate
EP2370549A1 (en) 2008-12-30 2011-10-05 Greatpoint Energy, Inc. Processes for preparing a catalyzed coal particulate
LU91547B1 (en) 2009-04-03 2010-10-04 Wurth Paul Sa Method and installation for producing direct reduced iron
JP5269251B2 (ja) 2009-05-13 2013-08-21 グレイトポイント・エナジー・インコーポレイテッド 炭素質フィードストックの水素添加メタン化のための方法
US8728182B2 (en) 2009-05-13 2014-05-20 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
AT508291B1 (de) * 2009-05-28 2011-07-15 Siemens Vai Metals Tech Gmbh Verfahren und vorrichtung zur reduktion oxidischer eisenträger mit reduktionsgas aus einem kohlevergaser
US20110031439A1 (en) 2009-08-06 2011-02-10 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
WO2011034890A2 (en) 2009-09-16 2011-03-24 Greatpoint Energy, Inc. Integrated hydromethanation combined cycle process
EP2478071A1 (en) 2009-09-16 2012-07-25 Greatpoint Energy, Inc. Processes for hydromethanation of a carbonaceous feedstock
US20110064648A1 (en) 2009-09-16 2011-03-17 Greatpoint Energy, Inc. Two-mode process for hydrogen production
US20110062721A1 (en) 2009-09-16 2011-03-17 Greatpoint Energy, Inc. Integrated hydromethanation combined cycle process
CA2773845C (en) 2009-10-19 2014-06-03 Greatpoint Energy, Inc. Integrated enhanced oil recovery process
CN102667057B (zh) 2009-10-19 2014-10-22 格雷特波因特能源公司 整合的强化采油方法
CN102639435A (zh) 2009-12-17 2012-08-15 格雷特波因特能源公司 整合的强化采油方法
CN102754266B (zh) 2010-02-23 2015-09-02 格雷特波因特能源公司 集成的加氢甲烷化燃料电池发电
US8652696B2 (en) 2010-03-08 2014-02-18 Greatpoint Energy, Inc. Integrated hydromethanation fuel cell power generation
CN102858925B (zh) 2010-04-26 2014-05-07 格雷特波因特能源公司 碳质原料的加氢甲烷化与钒回收
CA2793893A1 (en) 2010-05-28 2011-12-01 Greatpoint Energy, Inc. Conversion of liquid heavy hydrocarbon feedstocks to gaseous products
US8748687B2 (en) 2010-08-18 2014-06-10 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
AU2011299120A1 (en) 2010-09-10 2013-04-04 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
CN103210068B (zh) 2010-11-01 2015-07-08 格雷特波因特能源公司 碳质原料的加氢甲烷化工艺
JP2013541622A (ja) 2010-11-01 2013-11-14 グレイトポイント・エナジー・インコーポレイテッド 炭素質フィードストックの水添メタン化
CN104711026A (zh) 2011-02-23 2015-06-17 格雷特波因特能源公司 伴有镍回收的碳质原料加氢甲烷化
CN103492537A (zh) 2011-04-22 2014-01-01 格雷特波因特能源公司 伴随焦炭选矿的碳质原料加氢甲烷化
US9127221B2 (en) 2011-06-03 2015-09-08 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
WO2013025808A1 (en) 2011-08-17 2013-02-21 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
US20130042824A1 (en) 2011-08-17 2013-02-21 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
US9546409B2 (en) 2011-08-20 2017-01-17 Hyl Technologies, S.A. De C.V. Process for producing direct reduced iron (DRI) utilizing gases derived from coal
US9012524B2 (en) 2011-10-06 2015-04-21 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock
US9273260B2 (en) 2012-10-01 2016-03-01 Greatpoint Energy, Inc. Agglomerated particulate low-rank coal feedstock and uses thereof
US9034061B2 (en) 2012-10-01 2015-05-19 Greatpoint Energy, Inc. Agglomerated particulate low-rank coal feedstock and uses thereof
CN104685039B (zh) 2012-10-01 2016-09-07 格雷特波因特能源公司 附聚的颗粒状低煤阶煤原料及其用途
US9328920B2 (en) 2012-10-01 2016-05-03 Greatpoint Energy, Inc. Use of contaminated low-rank coal for combustion
US10464872B1 (en) 2018-07-31 2019-11-05 Greatpoint Energy, Inc. Catalytic gasification to produce methanol
US10344231B1 (en) 2018-10-26 2019-07-09 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock with improved carbon utilization
US10435637B1 (en) 2018-12-18 2019-10-08 Greatpoint Energy, Inc. Hydromethanation of a carbonaceous feedstock with improved carbon utilization and power generation
US10618818B1 (en) 2019-03-22 2020-04-14 Sure Champion Investment Limited Catalytic gasification to produce ammonia and urea

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853538A (en) * 1973-07-20 1974-12-10 Steel Corp Use of reducing gas by coal gasification for direct iron ore reduction
US3844766A (en) * 1973-12-26 1974-10-29 Midland Ross Corp Process for reducing iron oxide to metallic sponge iron with liquid or solid fuels
DE2438790B2 (de) * 1974-08-13 1976-09-09 Thyssen Purofer GmbH, 4000 Düsseldorf Verfahren und anlage zur reduktion von eisenerzen, insbesondere von eisenerzpellets
DE2459876B1 (de) * 1974-12-18 1976-06-24 Thyssen Purofer Gmbh Anlage fuer die direktreduktion von eisenerzen
JPS5917163B2 (ja) * 1976-01-14 1984-04-19 三菱重工業株式会社 鉄鉱石のガス還元法

Also Published As

Publication number Publication date
SU1052165A3 (ru) 1983-10-30
TR20764A (tr) 1982-07-01
FR2433580A1 (fr) 1980-03-14
PH14399A (en) 1981-06-25
FI792271A (fi) 1980-02-16
CS218587B2 (en) 1983-02-25
AT367456B (de) 1982-07-12
GB2027741B (en) 1982-07-14
NL7906187A (nl) 1980-02-19
AU4978879A (en) 1980-02-21
BR7905180A (pt) 1980-04-29
GR70352B (es) 1982-09-24
PL217733A1 (es) 1980-05-05
FR2433580B1 (es) 1984-01-27
BE878154A (fr) 1979-12-03
PT70059A (en) 1979-09-01
DE2932939C2 (es) 1987-10-01
MX152098A (es) 1985-05-29
NZ191204A (en) 1980-11-14
AU523276B2 (en) 1982-07-22
DE2932939A1 (de) 1980-02-28
SE7906809L (sv) 1980-02-16
CA1118211A (en) 1982-02-16
PL120142B1 (en) 1982-02-27
GB2027741A (en) 1980-02-27
LU81597A1 (fr) 1979-12-07
YU196879A (en) 1982-10-31
ATA552979A (de) 1981-11-15
SE436760B (sv) 1985-01-21
JPS5528395A (en) 1980-02-28
IN152255B (es) 1983-11-26
JPS6233284B2 (es) 1987-07-20
MA18563A1 (fr) 1980-04-01
ZA793867B (en) 1980-08-27
YU40934B (en) 1986-08-31
US4173465A (en) 1979-11-06
ES483373A1 (es) 1980-04-16
IT1122470B (it) 1986-04-23
IT7925044A0 (it) 1979-08-10

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