JPS626608B2 - - Google Patents
Info
- Publication number
- JPS626608B2 JPS626608B2 JP19804982A JP19804982A JPS626608B2 JP S626608 B2 JPS626608 B2 JP S626608B2 JP 19804982 A JP19804982 A JP 19804982A JP 19804982 A JP19804982 A JP 19804982A JP S626608 B2 JPS626608 B2 JP S626608B2
- Authority
- JP
- Japan
- Prior art keywords
- flux
- oxygen gas
- lance
- pipe
- inert gas
- 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
- 230000004907 flux Effects 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 27
- 229910052751 metal Inorganic materials 0.000 claims description 27
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 25
- 229910001882 dioxygen Inorganic materials 0.000 claims description 25
- 238000007654 immersion Methods 0.000 claims description 23
- 239000011261 inert gas Substances 0.000 claims description 14
- 239000012476 oxidizable substance Substances 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 8
- 230000032258 transport Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 description 11
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical group [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 229910000805 Pig iron Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 235000012255 calcium oxide Nutrition 0.000 description 3
- 239000000292 calcium oxide Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- WETINTNJFLGREW-UHFFFAOYSA-N calcium;iron;tetrahydrate Chemical compound O.O.O.O.[Ca].[Fe].[Fe] WETINTNJFLGREW-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 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
- C21C5/4606—Lances or injectors
- C21C5/4613—Refractory coated lances; Immersion lances
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (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)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19804982A JPS5989710A (ja) | 1982-11-11 | 1982-11-11 | 溶融金属処理用浸漬ランス |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19804982A JPS5989710A (ja) | 1982-11-11 | 1982-11-11 | 溶融金属処理用浸漬ランス |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5989710A JPS5989710A (ja) | 1984-05-24 |
| JPS626608B2 true JPS626608B2 (enrdf_load_stackoverflow) | 1987-02-12 |
Family
ID=16384677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19804982A Granted JPS5989710A (ja) | 1982-11-11 | 1982-11-11 | 溶融金属処理用浸漬ランス |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5989710A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG45386A1 (en) * | 1989-09-29 | 1998-01-16 | Ausmelt Ltd | Top submerged injection with a shrouded lance |
| TW200730636A (en) * | 2005-11-09 | 2007-08-16 | Jef Steel Corp | Dephosphorization process of molten iron |
| CN101906512B (zh) * | 2010-08-19 | 2012-07-25 | 中冶赛迪工程技术股份有限公司 | 单喷颗粒镁铁水脱硫用喷枪 |
-
1982
- 1982-11-11 JP JP19804982A patent/JPS5989710A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5989710A (ja) | 1984-05-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5999157B2 (ja) | 転炉での溶銑の精錬方法 | |
| SU620216A3 (ru) | Фурма | |
| JPS626608B2 (enrdf_load_stackoverflow) | ||
| US4394165A (en) | Method of preliminary desiliconization of molten iron by injecting gaseous oxygen | |
| JP2833736B2 (ja) | 溶銑の予備処理方法 | |
| JP3912176B2 (ja) | 低燐溶銑の製造方法 | |
| JPS58221210A (ja) | 溶銑予備処理方法 | |
| JPH09143529A (ja) | 溶銑の脱りん方法 | |
| EP0015396A1 (en) | A method for increasing vessel lining life for basic oxygen furnaces | |
| JP4779464B2 (ja) | 低燐溶銑の製造方法 | |
| JPS6121285B2 (enrdf_load_stackoverflow) | ||
| JP3947288B2 (ja) | 溶鉄の脱硫方法 | |
| JP2005068533A (ja) | 溶銑の脱燐方法 | |
| JP2812852B2 (ja) | 溶銑の脱珪・脱燐方法 | |
| RU2818100C1 (ru) | Способ рафинирования жидкого чугуна | |
| JP5703686B2 (ja) | 溶銑の脱燐処理方法 | |
| JP2002544376A (ja) | 溶融金属の脱炭及び脱リン法 | |
| JPS61149417A (ja) | スラグ・フオ−ミングの沈静方法 | |
| SU582299A1 (ru) | Способ обработки жидкого металла | |
| SU808537A1 (ru) | Способ получени синтетическогочугуНА | |
| JP3684953B2 (ja) | 溶銑の予備脱珪・脱燐方法 | |
| SU910780A1 (ru) | Способ выплавки стали в кислородном конвертере | |
| JPS6396210A (ja) | 転炉炉内予備脱酸法 | |
| KR101443348B1 (ko) | 용강 탈황제 공급장치 | |
| JPS6124451B2 (enrdf_load_stackoverflow) |