BE478430A - - Google Patents
Info
- Publication number
- BE478430A BE478430A BE478430DA BE478430A BE 478430 A BE478430 A BE 478430A BE 478430D A BE478430D A BE 478430DA BE 478430 A BE478430 A BE 478430A
- Authority
- BE
- Belgium
- Prior art keywords
- molten
- desulfurizer
- ferrous metal
- ladle
- metal
- Prior art date
Links
- 239000002184 metal Substances 0.000 claims description 106
- 229910052751 metal Inorganic materials 0.000 claims description 106
- 230000003009 desulfurizing Effects 0.000 claims description 78
- 239000002893 slag Substances 0.000 claims description 70
- CWYNVVGOOAEACU-UHFFFAOYSA-N fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 54
- 238000000034 method Methods 0.000 claims description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 13
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- BPQQTUXANYXVAA-UHFFFAOYSA-N silicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 5
- 230000000996 additive Effects 0.000 claims 1
- 239000000654 additive Substances 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 230000004927 fusion Effects 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 description 69
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 30
- 238000005266 casting Methods 0.000 description 20
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 16
- 229910052717 sulfur Inorganic materials 0.000 description 16
- 239000011593 sulfur Substances 0.000 description 16
- 229910000754 Wrought iron Inorganic materials 0.000 description 11
- 235000011121 sodium hydroxide Nutrition 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 7
- 239000006260 foam Substances 0.000 description 7
- 238000005187 foaming Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 4
- 230000005712 crystallization Effects 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- -1 ferrous metals Chemical class 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 238000009618 Bessemer process Methods 0.000 description 1
- NYQDCVLCJXRDSK-UHFFFAOYSA-N Bromofos Chemical compound COP(=S)(OC)OC1=CC(Cl)=C(Br)C=C1Cl NYQDCVLCJXRDSK-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000196435 Prunus domestica subsp. insititia Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010406 interfacial reaction Methods 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000001172 regenerating Effects 0.000 description 1
- 230000000717 retained Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000004804 winding 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
-
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478430A true BE478430A (ro) |
Family
ID=126198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478430D BE478430A (ro) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE478430A (ro) |
-
0
- BE BE478430D patent/BE478430A/fr unknown
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