JPS5423012A - Charging method for blast furnace raw material - Google Patents

Charging method for blast furnace raw material

Info

Publication number
JPS5423012A
JPS5423012A JP8811677A JP8811677A JPS5423012A JP S5423012 A JPS5423012 A JP S5423012A JP 8811677 A JP8811677 A JP 8811677A JP 8811677 A JP8811677 A JP 8811677A JP S5423012 A JPS5423012 A JP S5423012A
Authority
JP
Japan
Prior art keywords
blast furnace
raw material
charging method
furnace raw
ores
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
JP8811677A
Other languages
Japanese (ja)
Other versions
JPS579402B2 (en
Inventor
Shinichi Inaba
Kenichi Okimoto
Isao Kobayashi
Takeshi Yabata
Shinichi Tamada
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP8811677A priority Critical patent/JPS5423012A/en
Publication of JPS5423012A publication Critical patent/JPS5423012A/en
Publication of JPS579402B2 publication Critical patent/JPS579402B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/008—Composition or distribution of the charge

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 stabilize the conditions of a blast furnace in operation using ores mixed with pellets, by varying the amts. of the ores and coke to be charged a time so that the thickness of each ore layer in the central part of the furnace is made thinner and that of each coke layer thicker.
JP8811677A 1977-07-21 1977-07-21 Charging method for blast furnace raw material Granted JPS5423012A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8811677A JPS5423012A (en) 1977-07-21 1977-07-21 Charging method for blast furnace raw material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8811677A JPS5423012A (en) 1977-07-21 1977-07-21 Charging method for blast furnace raw material

Publications (2)

Publication Number Publication Date
JPS5423012A true JPS5423012A (en) 1979-02-21
JPS579402B2 JPS579402B2 (en) 1982-02-22

Family

ID=13933910

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8811677A Granted JPS5423012A (en) 1977-07-21 1977-07-21 Charging method for blast furnace raw material

Country Status (1)

Country Link
JP (1) JPS5423012A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03257054A (en) * 1990-03-05 1991-11-15 Shin Etsu Chem Co Ltd Ceramics-based external wall material composition
JPH05179319A (en) * 1992-01-06 1993-07-20 Nippon Steel Corp Blast furnace operating method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03257054A (en) * 1990-03-05 1991-11-15 Shin Etsu Chem Co Ltd Ceramics-based external wall material composition
JPH05179319A (en) * 1992-01-06 1993-07-20 Nippon Steel Corp Blast furnace operating method

Also Published As

Publication number Publication date
JPS579402B2 (en) 1982-02-22

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