JPS53138913A - Reblowing-in method for blast furnace being out of operation - Google Patents

Reblowing-in method for blast furnace being out of operation

Info

Publication number
JPS53138913A
JPS53138913A JP5340777A JP5340777A JPS53138913A JP S53138913 A JPS53138913 A JP S53138913A JP 5340777 A JP5340777 A JP 5340777A JP 5340777 A JP5340777 A JP 5340777A JP S53138913 A JPS53138913 A JP S53138913A
Authority
JP
Japan
Prior art keywords
reblowing
blast furnace
furnace
tuyeres
burning
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
JP5340777A
Other languages
Japanese (ja)
Other versions
JPS5935962B2 (en
Inventor
Yoshiaki Kusano
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
Nippon Steel Corp
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 Steel Corp filed Critical Nippon Steel Corp
Priority to JP5340777A priority Critical patent/JPS5935962B2/en
Publication of JPS53138913A publication Critical patent/JPS53138913A/en
Publication of JPS5935962B2 publication Critical patent/JPS5935962B2/en
Expired 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

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 perform smooth reblowing-in of a blast furnace being out of operation by heating coke, to a high temp., in the lower zone of the furnace from the front of tuyeres to tap holes without burning and then blowing air.
JP5340777A 1977-05-10 1977-05-10 How to reheat a dormant blast furnace Expired JPS5935962B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5340777A JPS5935962B2 (en) 1977-05-10 1977-05-10 How to reheat a dormant blast furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5340777A JPS5935962B2 (en) 1977-05-10 1977-05-10 How to reheat a dormant blast furnace

Publications (2)

Publication Number Publication Date
JPS53138913A true JPS53138913A (en) 1978-12-04
JPS5935962B2 JPS5935962B2 (en) 1984-08-31

Family

ID=12941961

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5340777A Expired JPS5935962B2 (en) 1977-05-10 1977-05-10 How to reheat a dormant blast furnace

Country Status (1)

Country Link
JP (1) JPS5935962B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03260004A (en) * 1990-03-09 1991-11-20 Nippon Steel Corp Method for operating blast furnace
WO2023233957A1 (en) * 2022-05-31 2023-12-07 Ｊｆｅスチール株式会社 Blast-furnace operation method and blast furnace

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03260004A (en) * 1990-03-09 1991-11-20 Nippon Steel Corp Method for operating blast furnace
WO2023233957A1 (en) * 2022-05-31 2023-12-07 Ｊｆｅスチール株式会社 Blast-furnace operation method and blast furnace

Also Published As

Publication number Publication date
JPS5935962B2 (en) 1984-08-31

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