JPH0454722B2 - - Google Patents

Info

Publication number
JPH0454722B2
JPH0454722B2 JP61246680A JP24668086A JPH0454722B2 JP H0454722 B2 JPH0454722 B2 JP H0454722B2 JP 61246680 A JP61246680 A JP 61246680A JP 24668086 A JP24668086 A JP 24668086A JP H0454722 B2 JPH0454722 B2 JP H0454722B2
Authority
JP
Japan
Prior art keywords
chromium
furnace
tuyere
powdered
hot metal
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 - Lifetime
Application number
JP61246680A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63103013A (ja
Inventor
Katsuhiro Tanaka
Tomya Fukuda
Fumiaki Orimo
Yoshiaki Nishimoto
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 Nisshin Co Ltd
Original Assignee
Nisshin Steel Co 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 Nisshin Steel Co Ltd filed Critical Nisshin Steel Co Ltd
Priority to JP24668086A priority Critical patent/JPS63103013A/ja
Publication of JPS63103013A publication Critical patent/JPS63103013A/ja
Publication of JPH0454722B2 publication Critical patent/JPH0454722B2/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
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0026—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide in the flame of a burner or a hot gas stream

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
JP24668086A 1986-10-17 1986-10-17 含クロム溶銑の製造方法 Granted JPS63103013A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24668086A JPS63103013A (ja) 1986-10-17 1986-10-17 含クロム溶銑の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24668086A JPS63103013A (ja) 1986-10-17 1986-10-17 含クロム溶銑の製造方法

Publications (2)

Publication Number Publication Date
JPS63103013A JPS63103013A (ja) 1988-05-07
JPH0454722B2 true JPH0454722B2 (enrdf_load_stackoverflow) 1992-09-01

Family

ID=17152020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24668086A Granted JPS63103013A (ja) 1986-10-17 1986-10-17 含クロム溶銑の製造方法

Country Status (1)

Country Link
JP (1) JPS63103013A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945725A (ja) * 1982-09-08 1984-03-14 Victor Co Of Japan Ltd パルス性雑音の低減装置

Also Published As

Publication number Publication date
JPS63103013A (ja) 1988-05-07

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