JPS627809A - 溶鉄樋精錬方法 - Google Patents
溶鉄樋精錬方法Info
- Publication number
- JPS627809A JPS627809A JP14564485A JP14564485A JPS627809A JP S627809 A JPS627809 A JP S627809A JP 14564485 A JP14564485 A JP 14564485A JP 14564485 A JP14564485 A JP 14564485A JP S627809 A JPS627809 A JP S627809A
- Authority
- JP
- Japan
- Prior art keywords
- lance
- molten iron
- hot metal
- spout
- gutter
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 30
- 238000007670 refining Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims description 47
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 39
- 238000002347 injection Methods 0.000 claims abstract description 20
- 239000007924 injection Substances 0.000 claims abstract description 20
- 239000012159 carrier gas Substances 0.000 claims abstract description 12
- 238000003723 Smelting Methods 0.000 claims 1
- 230000003628 erosive effect Effects 0.000 abstract description 18
- 238000007664 blowing Methods 0.000 abstract description 8
- 230000008439 repair process Effects 0.000 abstract description 3
- 238000005336 cracking Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 53
- 229910052751 metal Inorganic materials 0.000 description 53
- 230000000694 effects Effects 0.000 description 5
- 239000002893 slag Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000005587 bubbling Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14564485A JPS627809A (ja) | 1985-07-02 | 1985-07-02 | 溶鉄樋精錬方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14564485A JPS627809A (ja) | 1985-07-02 | 1985-07-02 | 溶鉄樋精錬方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS627809A true JPS627809A (ja) | 1987-01-14 |
| JPS6242009B2 JPS6242009B2 (en]) | 1987-09-05 |
Family
ID=15389775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14564485A Granted JPS627809A (ja) | 1985-07-02 | 1985-07-02 | 溶鉄樋精錬方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS627809A (en]) |
-
1985
- 1985-07-02 JP JP14564485A patent/JPS627809A/ja active Granted
Non-Patent Citations (1)
| Title |
|---|
| THE TECHNICAL ASSOCIATION OF REFRACTORIES JAPAN PREPRINT OF THE FIRST INTERNATIONAL CONFERENCE ON REFRACTORIES=1983 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6242009B2 (en]) | 1987-09-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |