JPS6232245B2 - - Google Patents
Info
- Publication number
- JPS6232245B2 JPS6232245B2 JP57201691A JP20169182A JPS6232245B2 JP S6232245 B2 JPS6232245 B2 JP S6232245B2 JP 57201691 A JP57201691 A JP 57201691A JP 20169182 A JP20169182 A JP 20169182A JP S6232245 B2 JPS6232245 B2 JP S6232245B2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- nozzle
- converter
- oxygen
- ratio
- 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
Links
- 239000007789 gas Substances 0.000 claims description 38
- 239000001301 oxygen Substances 0.000 claims description 32
- 229910052760 oxygen Inorganic materials 0.000 claims description 32
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 28
- 238000007664 blowing Methods 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims 1
- 239000002893 slag Substances 0.000 description 14
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 12
- 235000011613 Pinus brutia Nutrition 0.000 description 12
- 241000018646 Pinus brutia Species 0.000 description 12
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 230000003628 erosive effect Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 239000010953 base metal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 238000004781 supercooling Methods 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/48—Bottoms or tuyéres of converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20169182A JPS5993815A (ja) | 1982-11-17 | 1982-11-17 | 転炉底吹ノズルの洗滌方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20169182A JPS5993815A (ja) | 1982-11-17 | 1982-11-17 | 転炉底吹ノズルの洗滌方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5993815A JPS5993815A (ja) | 1984-05-30 |
| JPS6232245B2 true JPS6232245B2 (US07922777-20110412-C00004.png) | 1987-07-14 |
Family
ID=16445301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20169182A Granted JPS5993815A (ja) | 1982-11-17 | 1982-11-17 | 転炉底吹ノズルの洗滌方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5993815A (US07922777-20110412-C00004.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01109632U (US07922777-20110412-C00004.png) * | 1988-01-20 | 1989-07-25 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51119316A (en) * | 1975-02-25 | 1976-10-19 | Salzgitter Peine Stahlwerke | Method and apparatus for producing of steel prom pig iron |
| JPS5760006A (en) * | 1980-09-26 | 1982-04-10 | Nippon Steel Corp | Method for protection of oxygen blowing tuyere into molten iron |
-
1982
- 1982-11-17 JP JP20169182A patent/JPS5993815A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51119316A (en) * | 1975-02-25 | 1976-10-19 | Salzgitter Peine Stahlwerke | Method and apparatus for producing of steel prom pig iron |
| JPS5760006A (en) * | 1980-09-26 | 1982-04-10 | Nippon Steel Corp | Method for protection of oxygen blowing tuyere into molten iron |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01109632U (US07922777-20110412-C00004.png) * | 1988-01-20 | 1989-07-25 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5993815A (ja) | 1984-05-30 |
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