JPS52117219A - Operation of blast furnace - Google Patents

Operation of blast furnace

Info

Publication number
JPS52117219A
JPS52117219A JP3500776A JP3500776A JPS52117219A JP S52117219 A JPS52117219 A JP S52117219A JP 3500776 A JP3500776 A JP 3500776A JP 3500776 A JP3500776 A JP 3500776A JP S52117219 A JPS52117219 A JP S52117219A
Authority
JP
Japan
Prior art keywords
blast furnace
pig iron
molten pig
index
blast
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.)
Pending
Application number
JP3500776A
Other languages
Japanese (ja)
Inventor
Michiharu Hatano
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 JP3500776A priority Critical patent/JPS52117219A/en
Publication of JPS52117219A publication Critical patent/JPS52117219A/en
Pending 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
    • C21B5/006—Automatically controlling the process

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 obtain the index of the retention state of molten pig iron slag at a place under a dissolving zone from the condition of blast gas, the temperature of molten pig iron, and Si in the molten pig iron by simple calculation so as to stably operate a blast furnace according to the index.
JP3500776A 1976-03-29 1976-03-29 Operation of blast furnace Pending JPS52117219A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3500776A JPS52117219A (en) 1976-03-29 1976-03-29 Operation of blast furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3500776A JPS52117219A (en) 1976-03-29 1976-03-29 Operation of blast furnace

Publications (1)

Publication Number Publication Date
JPS52117219A true JPS52117219A (en) 1977-10-01

Family

ID=12430021

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3500776A Pending JPS52117219A (en) 1976-03-29 1976-03-29 Operation of blast furnace

Country Status (1)

Country Link
JP (1) JPS52117219A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0623838U (en) * 1991-09-09 1994-03-29 日本プラスト株式会社 Spoiler with antenna

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0623838U (en) * 1991-09-09 1994-03-29 日本プラスト株式会社 Spoiler with antenna

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