JPS53138913A - Reblowing-in method for blast furnace being out of operation - Google Patents
Reblowing-in method for blast furnace being out of operationInfo
- 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
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.
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)
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 |
-
1977
- 1977-05-10 JP JP5340777A patent/JPS5935962B2/en not_active Expired
Cited By (2)
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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