[go: up one dir, main page]

JPS5362718A - Manufacture of reduced iron - Google Patents

Manufacture of reduced iron

Info

Publication number
JPS5362718A
JPS5362718A JP13883676A JP13883676A JPS5362718A JP S5362718 A JPS5362718 A JP S5362718A JP 13883676 A JP13883676 A JP 13883676A JP 13883676 A JP13883676 A JP 13883676A JP S5362718 A JPS5362718 A JP S5362718A
Authority
JP
Japan
Prior art keywords
manufacture
reduced iron
reducing
reducing gas
obtd
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
JP13883676A
Other languages
Japanese (ja)
Other versions
JPS5631323B2 (en
Inventor
Naoki Otsuki
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP13883676A priority Critical patent/JPS5362718A/en
Publication of JPS5362718A publication Critical patent/JPS5362718A/en
Publication of JPS5631323B2 publication Critical patent/JPS5631323B2/ja
Granted 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
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in 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
    • C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)

Abstract

PURPOSE:To effectively supply a reducing gas by removing water and CO2 from exhaust gas used for reduction of fine iron ores; feeding the CO2 into a converter along with gaseous fuel; and then supplying the obtd. reducing gas composed of CO and H2 into a reducing zone.
JP13883676A 1976-11-18 1976-11-18 Manufacture of reduced iron Granted JPS5362718A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13883676A JPS5362718A (en) 1976-11-18 1976-11-18 Manufacture of reduced iron

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13883676A JPS5362718A (en) 1976-11-18 1976-11-18 Manufacture of reduced iron

Publications (2)

Publication Number Publication Date
JPS5362718A true JPS5362718A (en) 1978-06-05
JPS5631323B2 JPS5631323B2 (en) 1981-07-21

Family

ID=15231340

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13883676A Granted JPS5362718A (en) 1976-11-18 1976-11-18 Manufacture of reduced iron

Country Status (1)

Country Link
JP (1) JPS5362718A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55146387A (en) * 1979-05-02 1980-11-14 Nippon Steel Corp Method of reutilizing exhaust co2 of heat process
WO1996017089A1 (en) * 1994-12-01 1996-06-06 Voest-Alpine Industrieanlagenbau Gmbh Sponge iron production process and plant
WO1997033006A1 (en) * 1996-03-05 1997-09-12 Voest-Alpine Industrieanlagenbau Gmbh Process for the production of liquid pig iron or liquid intermediate products of steel and plant for carrying out said process
KR101150021B1 (en) 2005-11-03 2012-06-01 재단법인 포항산업과학연구원 A method of production of liquid chemicals and pig-iron utilizing coal and iron ore
JP2012522889A (en) * 2009-04-03 2012-09-27 ポール ヴルス エス．エイ． Method and apparatus for producing directly reduced iron
WO2013073663A1 (en) * 2011-11-17 2013-05-23 三菱重工業株式会社 Direct-reduced iron production system
US9557113B2 (en) 2011-11-17 2017-01-31 Mitsubishi Heavy Industries, Ltd. Direct reduced iron manufacturing system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS588161U (en) * 1981-07-08 1983-01-19 株式会社日立製作所 Air flow meter
JPS60158118U (en) * 1984-03-30 1985-10-21 アスカ機販株式会社 In-pipe flow rate measuring device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515328A (en) * 1974-07-02 1976-01-17 Kubota Ltd Horoyokusono seizohoho

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515328A (en) * 1974-07-02 1976-01-17 Kubota Ltd Horoyokusono seizohoho

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55146387A (en) * 1979-05-02 1980-11-14 Nippon Steel Corp Method of reutilizing exhaust co2 of heat process
WO1996017089A1 (en) * 1994-12-01 1996-06-06 Voest-Alpine Industrieanlagenbau Gmbh Sponge iron production process and plant
AU701539B2 (en) * 1994-12-01 1999-01-28 Voest-Alpine Industrieanlagenbau Gmbh Process for producing sponge iron and plant for carrying out the process
CN1042955C (en) * 1994-12-01 1999-04-14 奥地利钢铁联合企业阿尔帕工业设备制造公司 Sponge iron production process and plant
US5997609A (en) * 1994-12-01 1999-12-07 Voest-Alpine Industrieanlagenbau Gmbh Sponge iron production process and plant
WO1997033006A1 (en) * 1996-03-05 1997-09-12 Voest-Alpine Industrieanlagenbau Gmbh Process for the production of liquid pig iron or liquid intermediate products of steel and plant for carrying out said process
KR101150021B1 (en) 2005-11-03 2012-06-01 재단법인 포항산업과학연구원 A method of production of liquid chemicals and pig-iron utilizing coal and iron ore
JP2012522889A (en) * 2009-04-03 2012-09-27 ポール ヴルス エス．エイ． Method and apparatus for producing directly reduced iron
WO2013073663A1 (en) * 2011-11-17 2013-05-23 三菱重工業株式会社 Direct-reduced iron production system
US9557113B2 (en) 2011-11-17 2017-01-31 Mitsubishi Heavy Industries, Ltd. Direct reduced iron manufacturing system
US9638468B2 (en) 2011-11-17 2017-05-02 Mitsubishi Heavy Industries, Ltd. Direct reduced iron manufacturing system

Also Published As

Publication number Publication date
JPS5631323B2 (en) 1981-07-21

Similar Documents

Publication Publication Date Title
JPS5362718A (en) Manufacture of reduced iron
GB1048917A (en) Oxide reduction process
ES8507420A1 (en) Process for preparing carbon monoxide.
JPS537505A (en) Operating process of blast furnace
JPS5227085A (en) Catalyst for reforming of hydrocarbon fuel
ES484859A1 (en) Method and apparatus for producing steel from iron ore powder by direct reduction.
FR2049293A5 (en) Reduction of iron ores
JPS5241605A (en) Coal gasification apparatus
JPS531108A (en) Treatment of gypsum produced in wet desulfurization
JPS5359268A (en) Method of burning-up low nox fluid of sludge
JPS5322916A (en) Secondary air feeding apparatus
JPS57169009A (en) Pretreatment of hot metal
JPS5360880A (en) Wet desulfurizing method for exhaust gas by use of slag
JPS5371696A (en) Improving method for blocking yield of steel-making slag
JPS51143590A (en) A re-activation apparatus of active carbon
SE8203538L (en) DIRECT REDUCTION DEVICE
JPS52142616A (en) Direct reduction of iron ore or pellets
JPS57122223A (en) Method of air supply and its apparatus for gas turbine combustor
JPS5295578A (en) Wet process desulfurization of exhaust gas by slag
JPS5364602A (en) Feeding method for powdery solid fuel into blast furnace
JPS51130929A (en) Combustion method for gaseous fuel
JPS53124512A (en) High-pressure hydrogenolysis of coal
JPS5330914A (en) Production of iron from iron oxide-based iron ore
JPS52150318A (en) Production of molten iron by reduction of iron oxide
JPS524656A (en) Control gear for methane gas tank