JPH0558050B2 - - Google Patents
Info
- Publication number
- JPH0558050B2 JPH0558050B2 JP61075331A JP7533186A JPH0558050B2 JP H0558050 B2 JPH0558050 B2 JP H0558050B2 JP 61075331 A JP61075331 A JP 61075331A JP 7533186 A JP7533186 A JP 7533186A JP H0558050 B2 JPH0558050 B2 JP H0558050B2
- Authority
- JP
- Japan
- Prior art keywords
- blowing
- oxygen
- decarburization
- low
- carbon
- 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 - Lifetime
Links
- 238000007664 blowing Methods 0.000 claims description 76
- 229910052799 carbon Inorganic materials 0.000 claims description 51
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 44
- 229910052760 oxygen Inorganic materials 0.000 claims description 44
- 239000001301 oxygen Substances 0.000 claims description 44
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 37
- 229910000616 Ferromanganese Inorganic materials 0.000 claims description 34
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 claims description 34
- 229910052751 metal Inorganic materials 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 27
- 239000011261 inert gas Substances 0.000 claims description 20
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 15
- 229910001882 dioxygen Inorganic materials 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000011572 manganese Substances 0.000 description 65
- 238000005261 decarburization Methods 0.000 description 42
- 238000007254 oxidation reaction Methods 0.000 description 24
- 230000003647 oxidation Effects 0.000 description 19
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 239000002893 slag Substances 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 235000012255 calcium oxide Nutrition 0.000 description 6
- 239000000292 calcium oxide Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 229910000676 Si alloy Inorganic materials 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910006639 Si—Mn Inorganic materials 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229910021332 silicide Inorganic materials 0.000 description 2
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910002551 Fe-Mn Inorganic materials 0.000 description 1
- 229910000720 Silicomanganese Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010436 fluorite Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- PYLLWONICXJARP-UHFFFAOYSA-N manganese silicon Chemical compound [Si].[Mn] PYLLWONICXJARP-UHFFFAOYSA-N 0.000 description 1
- CSJDCSCTVDEHRN-UHFFFAOYSA-N methane;molecular oxygen Chemical compound C.O=O CSJDCSCTVDEHRN-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7533186A JPS62230953A (ja) | 1986-03-31 | 1986-03-31 | 中・低炭素フエロマンガンの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7533186A JPS62230953A (ja) | 1986-03-31 | 1986-03-31 | 中・低炭素フエロマンガンの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62230953A JPS62230953A (ja) | 1987-10-09 |
JPH0558050B2 true JPH0558050B2 (US07652168-20100126-C00068.png) | 1993-08-25 |
Family
ID=13573168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7533186A Granted JPS62230953A (ja) | 1986-03-31 | 1986-03-31 | 中・低炭素フエロマンガンの製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62230953A (US07652168-20100126-C00068.png) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63206446A (ja) * | 1987-02-24 | 1988-08-25 | Japan Metals & Chem Co Ltd | 中・低炭素フエロマンガンの製造方法 |
JPH0617537B2 (ja) * | 1988-06-14 | 1994-03-09 | 川崎製鉄株式会社 | 中、低炭素フェロマンガンの製造方法 |
JPH0621318B2 (ja) * | 1988-12-21 | 1994-03-23 | 川崎製鉄株式会社 | 中・低炭素フェロマンガンの溶製方法 |
GB0209365D0 (en) | 2002-04-24 | 2002-06-05 | Boc Group Plc | Injection of solids into liquids |
GB0213376D0 (en) * | 2002-06-11 | 2002-07-24 | Boc Group Plc | Refining ferroalloys |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5497521A (en) * | 1978-01-17 | 1979-08-01 | Creusot Loire | Refining of ferromanganese |
JPS6056051A (ja) * | 1983-09-06 | 1985-04-01 | Japan Metals & Chem Co Ltd | 中・低炭素フエロマンガンの製造方法 |
-
1986
- 1986-03-31 JP JP7533186A patent/JPS62230953A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5497521A (en) * | 1978-01-17 | 1979-08-01 | Creusot Loire | Refining of ferromanganese |
JPS6056051A (ja) * | 1983-09-06 | 1985-04-01 | Japan Metals & Chem Co Ltd | 中・低炭素フエロマンガンの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS62230953A (ja) | 1987-10-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH11158526A (ja) | 高pスラグの製造方法 | |
JPH0558050B2 (US07652168-20100126-C00068.png) | ||
JPH044388B2 (US07652168-20100126-C00068.png) | ||
JP3606170B2 (ja) | 低窒素含クロム鋼の製造方法 | |
JP3333795B2 (ja) | 溶融金属の脱窒方法および脱窒・脱炭方法 | |
JPH09165615A (ja) | 溶融金属の脱窒方法 | |
JPS6213405B2 (US07652168-20100126-C00068.png) | ||
WO2020152945A1 (ja) | 低炭素フェロマンガンの製造方法 | |
JPH0557349B2 (US07652168-20100126-C00068.png) | ||
JPS63130746A (ja) | 低シリコン中・低炭素フエロマンガンの製造方法 | |
JPH11131122A (ja) | 高炉溶銑とフェロクロム合金を用いたステンレス粗溶鋼の脱炭精錬方法 | |
JP7036993B2 (ja) | 低炭素フェロマンガンの製造方法 | |
JPH02166256A (ja) | 中・低炭素フェロマンガンの溶製方法 | |
JP7447878B2 (ja) | Cr溶湯の脱炭方法およびCr含有鋼の製造方法 | |
JPS6056051A (ja) | 中・低炭素フエロマンガンの製造方法 | |
JP3870546B2 (ja) | フェロマンガン溶湯の脱炭精錬方法 | |
JP2553204B2 (ja) | 底吹きおよび上底吹き転炉の羽口保護方法 | |
JPH01312020A (ja) | 溶銑の昇温脱燐法 | |
JPH07173515A (ja) | ステンレス鋼の脱炭精錬方法 | |
JPS62230950A (ja) | 中・低炭素フエロマンガンの製造方法 | |
JPH093517A (ja) | ステンレス鋼の吹酸脱炭精錬方法 | |
JPH07216429A (ja) | 脱炭滓を用いたステンレス粗溶鋼の製造方法 | |
JPH01316437A (ja) | 中、低炭素フェロマンガンの製造方法 | |
JPS63130745A (ja) | 中・低炭素フエロマンガンの製造方法 | |
JPH024938A (ja) | 中炭素および低炭素フェロマンガンの製造方法 |