IN2014CN02080A - - Google Patents

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Publication number
IN2014CN02080A
IN2014CN02080A IN2080CHN2014A IN2014CN02080A IN 2014CN02080 A IN2014CN02080 A IN 2014CN02080A IN 2080CHN2014 A IN2080CHN2014 A IN 2080CHN2014A IN 2014CN02080 A IN2014CN02080 A IN 2014CN02080A
Authority
IN
India
Prior art keywords
gas
btx
sulfur compounds
reducing
dri
Prior art date
Application number
Other languages
English (en)
Inventor
MARTÍNEZ Eugenio ZENDEJAS
Original Assignee
Hyl Technologies Sa De Cv
Danieli Off Mecc
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 Hyl Technologies Sa De Cv, Danieli Off Mecc filed Critical Hyl Technologies Sa De Cv
Publication of IN2014CN02080A publication Critical patent/IN2014CN02080A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/11—Removing sulfur, phosphorus or arsenic other than by roasting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/002—Removal of contaminants
    • C10K1/003—Removal of contaminants of acid contaminants, e.g. acid gas removal
    • C10K1/004—Sulfur containing contaminants, e.g. hydrogen sulfide
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B13/00—Obtaining lead
    • C22B13/06—Refining
    • C22B13/08—Separating metals from lead by precipitating, e.g. Parkes process
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/02—Apparatus therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C22B5/14—Dry methods smelting of sulfides or formation of mattes by gases fluidised material
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Industrial Gases (AREA)
  • Manufacture Of Iron (AREA)
IN2080CHN2014 2011-08-20 2011-08-20 IN2014CN02080A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2011/053667 WO2013027084A1 (en) 2011-08-20 2011-08-20 Process for producing direct reduced iron (dri) utilizing gases derived from coal

Publications (1)

Publication Number Publication Date
IN2014CN02080A true IN2014CN02080A (enrdf_load_stackoverflow) 2015-05-29

Family

ID=47745984

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2080CHN2014 IN2014CN02080A (enrdf_load_stackoverflow) 2011-08-20 2011-08-20

Country Status (6)

Country Link
US (1) US9546409B2 (enrdf_load_stackoverflow)
EP (1) EP2744922B1 (enrdf_load_stackoverflow)
KR (1) KR20140054314A (enrdf_load_stackoverflow)
CN (1) CN104039990A (enrdf_load_stackoverflow)
IN (1) IN2014CN02080A (enrdf_load_stackoverflow)
WO (1) WO2013027084A1 (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA117374C2 (uk) * 2013-07-31 2018-07-25 Мідрекс Текнолоджиз, Інк. Відновлення оксиду заліза до металевого заліза із застосуванням коксового газу та газу зі сталеплавильної печі з подачею кисню
WO2016010999A1 (en) * 2014-07-15 2016-01-21 Midrex Technologies, Inc. Methods for producing direct reduced iron utilizing petroleum bottoms or coke gasifier and hot gas cleaner
WO2016118474A1 (en) * 2015-01-20 2016-07-28 Midrex Technologies, Inc. Methods and systems for producing high carbon content metallic iron using coke over gas
EP3202922B8 (de) * 2016-02-02 2019-03-20 Bogdan Vuletic Verfahren und anlage zur herstellung von eisenschwamm
WO2018128682A2 (en) * 2016-11-03 2018-07-12 Midrex Technologies, Inc. Direct reduction with coal gasification and coke oven gas
EP3453773A1 (de) * 2017-09-06 2019-03-13 Primetals Technologies Austria GmbH Reduktionsgasgewinnung aus gesättigtem topgas
KR101978986B1 (ko) 2017-11-09 2019-05-17 한국에너지기술연구원 입자 크기 및 연료 다변화 대응 급속 환원 시스템 및 그 작동방법
CN108795457A (zh) * 2018-06-28 2018-11-13 东北大学 一种采用低阶煤热解煤气生产直接还原铁的设备及方法
KR102308465B1 (ko) 2018-07-16 2021-10-01 주식회사 엘지화학 산화철을 포함하는 리튬 이차전지용 양극 및 이를 구비한 리튬 이차전지
CN113403441A (zh) * 2021-06-17 2021-09-17 北京金博威科技有限公司 颗粒直接还原铁的生产方法、生产系统和应用
CN116356097A (zh) * 2023-04-13 2023-06-30 中冶赛迪工程技术股份有限公司 利用电炉烟气和富氢煤气生产直接还原铁的工艺与系统
WO2025058716A1 (en) 2023-09-12 2025-03-20 Ternium Mexico S.A. De C.V. Process for producing clean steel with low nitrogen content using an electric arc furnace and a degassing system

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3765872A (en) 1970-12-16 1973-10-16 Fierro Esponja Method and apparatus for the gaseous reduction of iron ore to sponge iron
BE789968A (fr) 1971-10-15 1973-04-12 Fierro Esponja Procede et appareil de reduction de minerais metalliques en particules en fer spongieux
US4150972A (en) 1977-11-17 1979-04-24 Fierro Esponja, S.A. Controlling carburization in the reduction of iron ore to sponge iron
US4173465A (en) * 1978-08-15 1979-11-06 Midrex Corporation Method for the direct reduction of iron using gas from coal
US4235593A (en) * 1979-03-27 1980-11-25 Republic Steel Corporation Blast stove
US4270739A (en) 1979-10-22 1981-06-02 Midrex Corporation Apparatus for direct reduction of iron using high sulfur gas
US4336063A (en) 1980-09-29 1982-06-22 Hylsa, S.A. Method and apparatus for the gaseous reduction of iron ore to sponge iron
US4351513A (en) 1981-01-29 1982-09-28 Midrex Corporation Direct reduction of iron using coke oven gas
US4608240A (en) * 1983-11-04 1986-08-26 Hylsa, S.A. Method for the desulfurization of hydrocarbon gas
JPS61113688A (ja) * 1984-11-08 1986-05-31 Nippon Steel Corp 混合ガス中の硫化水素を除去する方法
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
US5078787A (en) 1990-06-01 1992-01-07 Hylsa S.A. De C.V. Method and apparatus for the production of hot direct reduced iron
US5447702A (en) * 1993-07-12 1995-09-05 The M. W. Kellogg Company Fluid bed desulfurization
US6383251B1 (en) * 1997-08-22 2002-05-07 William Lyon Sherwood Direct iron and steelmaking
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
WO2006013455A1 (en) * 2004-08-03 2006-02-09 Hylsa, S.A. De C.V. Method and apparatus for producing clean reducing gases from coke oven gas
CN1995402B (zh) * 2006-01-06 2011-11-16 伊尔技术有限公司 利用焦炉气等将氧化铁直接还原成金属铁的方法
WO2008146112A1 (en) * 2007-05-25 2008-12-04 Hyl Technologies, S.A. De C.V Method and apparatus for the direct reduction of iron ores utilizing syngas
WO2009037587A2 (en) * 2007-08-08 2009-03-26 Hyl Technologies, S.A. De C.V Method and apparatus for the direct reduction of iron ores utilizing gas from a melter-gasifier
WO2010020655A1 (en) 2008-08-21 2010-02-25 Shell Internationale Research Maatschappij B.V. Improved process for production of elemental iron

Also Published As

Publication number Publication date
EP2744922B1 (en) 2020-07-01
EP2744922A1 (en) 2014-06-25
EP2744922A4 (en) 2017-09-06
US9546409B2 (en) 2017-01-17
CN104039990A (zh) 2014-09-10
WO2013027084A1 (en) 2013-02-28
KR20140054314A (ko) 2014-05-08
US20140260803A1 (en) 2014-09-18

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