JPS62294128A - 溶銑の脱珪・脱燐方法 - Google Patents
溶銑の脱珪・脱燐方法Info
- Publication number
- JPS62294128A JPS62294128A JP13887986A JP13887986A JPS62294128A JP S62294128 A JPS62294128 A JP S62294128A JP 13887986 A JP13887986 A JP 13887986A JP 13887986 A JP13887986 A JP 13887986A JP S62294128 A JPS62294128 A JP S62294128A
- Authority
- JP
- Japan
- Prior art keywords
- dephosphorization
- hot metal
- desiliconization
- oxygen
- reaction
- 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
- 238000000034 method Methods 0.000 title claims description 20
- 229910000805 Pig iron Inorganic materials 0.000 title abstract 3
- 238000006243 chemical reaction Methods 0.000 claims abstract description 61
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 38
- 239000001301 oxygen Substances 0.000 claims abstract description 38
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 35
- 230000004907 flux Effects 0.000 claims description 17
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000005261 decarburization Methods 0.000 abstract description 9
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 239000002893 slag Substances 0.000 description 7
- 238000003756 stirring Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
Landscapes
- 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 |
|---|---|---|---|
| JP13887986A JPS62294128A (ja) | 1986-06-13 | 1986-06-13 | 溶銑の脱珪・脱燐方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13887986A JPS62294128A (ja) | 1986-06-13 | 1986-06-13 | 溶銑の脱珪・脱燐方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62294128A true JPS62294128A (ja) | 1987-12-21 |
| JPH0512406B2 JPH0512406B2 (enrdf_load_stackoverflow) | 1993-02-18 |
Family
ID=15232246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13887986A Granted JPS62294128A (ja) | 1986-06-13 | 1986-06-13 | 溶銑の脱珪・脱燐方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62294128A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02200716A (ja) * | 1989-01-30 | 1990-08-09 | Nippon Steel Corp | 溶銑の脱珪，脱りん方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5873709A (ja) * | 1981-10-27 | 1983-05-04 | Kawasaki Steel Corp | 溶銑の予備処理方法 |
-
1986
- 1986-06-13 JP JP13887986A patent/JPS62294128A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5873709A (ja) * | 1981-10-27 | 1983-05-04 | Kawasaki Steel Corp | 溶銑の予備処理方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02200716A (ja) * | 1989-01-30 | 1990-08-09 | Nippon Steel Corp | 溶銑の脱珪，脱りん方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0512406B2 (enrdf_load_stackoverflow) | 1993-02-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |