JPS613818A - マンガン分を溶鋼に回収する酸素上、底吹き転炉製鋼法 - Google Patents
マンガン分を溶鋼に回収する酸素上、底吹き転炉製鋼法Info
- Publication number
- JPS613818A JPS613818A JP12290984A JP12290984A JPS613818A JP S613818 A JPS613818 A JP S613818A JP 12290984 A JP12290984 A JP 12290984A JP 12290984 A JP12290984 A JP 12290984A JP S613818 A JPS613818 A JP S613818A
- Authority
- JP
- Japan
- Prior art keywords
- blowing
- steel
- basicity
- converter
- slag
- 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
- 238000007664 blowing Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 10
- 239000010959 steel Substances 0.000 title claims abstract description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 7
- 239000001301 oxygen Substances 0.000 title claims abstract description 7
- 239000011572 manganese Substances 0.000 title claims description 19
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 title claims description 11
- 229910052748 manganese Inorganic materials 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000000292 calcium oxide Substances 0.000 claims abstract description 30
- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 30
- 239000002893 slag Substances 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000009628 steelmaking Methods 0.000 claims description 5
- 238000007670 refining Methods 0.000 abstract description 13
- 238000011084 recovery Methods 0.000 abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052681 coesite Inorganic materials 0.000 abstract description 2
- 229910052906 cristobalite Inorganic materials 0.000 abstract description 2
- 229910052682 stishovite Inorganic materials 0.000 abstract description 2
- 229910052905 tridymite Inorganic materials 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 241000272525 Anas platyrhynchos Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12290984A JPS613818A (ja) | 1984-06-16 | 1984-06-16 | マンガン分を溶鋼に回収する酸素上、底吹き転炉製鋼法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12290984A JPS613818A (ja) | 1984-06-16 | 1984-06-16 | マンガン分を溶鋼に回収する酸素上、底吹き転炉製鋼法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS613818A true JPS613818A (ja) | 1986-01-09 |
| JPH0512408B2 JPH0512408B2 (OSRAM) | 1993-02-18 |
Family
ID=14847608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12290984A Granted JPS613818A (ja) | 1984-06-16 | 1984-06-16 | マンガン分を溶鋼に回収する酸素上、底吹き転炉製鋼法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS613818A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009167463A (ja) * | 2008-01-16 | 2009-07-30 | Jfe Steel Corp | Ｍｎ含有極低炭素鋼の溶製方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55107715A (en) * | 1979-02-14 | 1980-08-19 | Kawasaki Steel Corp | Blowing method of dephosphorizer to bottom blowing converter |
| JPS58207313A (ja) * | 1982-05-28 | 1983-12-02 | Sumitomo Metal Ind Ltd | 鋼の精錬方法 |
-
1984
- 1984-06-16 JP JP12290984A patent/JPS613818A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55107715A (en) * | 1979-02-14 | 1980-08-19 | Kawasaki Steel Corp | Blowing method of dephosphorizer to bottom blowing converter |
| JPS58207313A (ja) * | 1982-05-28 | 1983-12-02 | Sumitomo Metal Ind Ltd | 鋼の精錬方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009167463A (ja) * | 2008-01-16 | 2009-07-30 | Jfe Steel Corp | Ｍｎ含有極低炭素鋼の溶製方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0512408B2 (OSRAM) | 1993-02-18 |
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