JPS61104011A - 鉄鉱石の溶融還元方法 - Google Patents

鉄鉱石の溶融還元方法

Info

Publication number
JPS61104011A
JPS61104011A JP59225048A JP22504884A JPS61104011A JP S61104011 A JPS61104011 A JP S61104011A JP 59225048 A JP59225048 A JP 59225048A JP 22504884 A JP22504884 A JP 22504884A JP S61104011 A JPS61104011 A JP S61104011A
Authority
JP
Japan
Prior art keywords
gas
reduction furnace
furnace
iron ore
exhaust gas
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
JP59225048A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0216364B2 (enrdf_load_stackoverflow
Inventor
Shigeru Haseba
長谷場　滋
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 TEKKO RENMEI
Original Assignee
NIPPON TEKKO RENMEI
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 TEKKO RENMEI filed Critical NIPPON TEKKO RENMEI
Priority to JP59225048A priority Critical patent/JPS61104011A/ja
Publication of JPS61104011A publication Critical patent/JPS61104011A/ja
Publication of JPH0216364B2 publication Critical patent/JPH0216364B2/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
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • 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
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
JP59225048A 1984-10-25 1984-10-25 鉄鉱石の溶融還元方法 Granted JPS61104011A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59225048A JPS61104011A (ja) 1984-10-25 1984-10-25 鉄鉱石の溶融還元方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59225048A JPS61104011A (ja) 1984-10-25 1984-10-25 鉄鉱石の溶融還元方法

Publications (2)

Publication Number Publication Date
JPS61104011A true JPS61104011A (ja) 1986-05-22
JPH0216364B2 JPH0216364B2 (enrdf_load_stackoverflow) 1990-04-17

Family

ID=16823220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59225048A Granted JPS61104011A (ja) 1984-10-25 1984-10-25 鉄鉱石の溶融還元方法

Country Status (1)

Country Link
JP (1) JPS61104011A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62227008A (ja) * 1986-03-28 1987-10-06 Nippon Steel Corp 鉄鉱石の溶融還元法
JPH0322605U (enrdf_load_stackoverflow) * 1989-07-12 1991-03-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62227008A (ja) * 1986-03-28 1987-10-06 Nippon Steel Corp 鉄鉱石の溶融還元法
JPH0322605U (enrdf_load_stackoverflow) * 1989-07-12 1991-03-08

Also Published As

Publication number Publication date
JPH0216364B2 (enrdf_load_stackoverflow) 1990-04-17

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