JPH0442449B2 - - Google Patents

Info

Publication number
JPH0442449B2
JPH0442449B2 JP20833586A JP20833586A JPH0442449B2 JP H0442449 B2 JPH0442449 B2 JP H0442449B2 JP 20833586 A JP20833586 A JP 20833586A JP 20833586 A JP20833586 A JP 20833586A JP H0442449 B2 JPH0442449 B2 JP H0442449B2
Authority
JP
Japan
Prior art keywords
powder
hot metal
blast furnace
concentration
slag
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.)
Expired
Application number
JP20833586A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6362806A (ja
Inventor
Shinichi Suyama
Yoshimasa Kajiwara
Chisato Yamagata
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
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP20833586A priority Critical patent/JPS6362806A/ja
Publication of JPS6362806A publication Critical patent/JPS6362806A/ja
Publication of JPH0442449B2 publication Critical patent/JPH0442449B2/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
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • C21B5/004—Injection of slurries

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
JP20833586A 1986-09-03 1986-09-03 高炉操業方法 Granted JPS6362806A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20833586A JPS6362806A (ja) 1986-09-03 1986-09-03 高炉操業方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20833586A JPS6362806A (ja) 1986-09-03 1986-09-03 高炉操業方法

Publications (2)

Publication Number Publication Date
JPS6362806A JPS6362806A (ja) 1988-03-19
JPH0442449B2 true JPH0442449B2 (cs) 1992-07-13

Family

ID=16554566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20833586A Granted JPS6362806A (ja) 1986-09-03 1986-09-03 高炉操業方法

Country Status (1)

Country Link
JP (1) JPS6362806A (cs)

Also Published As

Publication number Publication date
JPS6362806A (ja) 1988-03-19

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