BE471142A - - Google Patents
Info
- Publication number
- BE471142A BE471142A BE471142DA BE471142A BE 471142 A BE471142 A BE 471142A BE 471142D A BE471142D A BE 471142DA BE 471142 A BE471142 A BE 471142A
- Authority
- BE
- Belgium
- Prior art keywords
- oxygen
- bath
- blown
- gas
- nitrogen
- Prior art date
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 129
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 88
- 239000007789 gas Substances 0.000 claims description 80
- 239000001301 oxygen Substances 0.000 claims description 74
- 229910052760 oxygen Inorganic materials 0.000 claims description 74
- 229910052757 nitrogen Inorganic materials 0.000 claims description 65
- 238000006243 chemical reaction Methods 0.000 claims description 52
- 229910000831 Steel Inorganic materials 0.000 claims description 43
- 239000010959 steel Substances 0.000 claims description 43
- 238000000034 method Methods 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 29
- 239000001257 hydrogen Substances 0.000 claims description 24
- 229910052739 hydrogen Inorganic materials 0.000 claims description 24
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 22
- 239000001569 carbon dioxide Substances 0.000 claims description 22
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 22
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 20
- 238000007664 blowing Methods 0.000 claims description 19
- 238000005261 decarburization Methods 0.000 claims description 17
- 238000003756 stirring Methods 0.000 claims description 11
- 238000009835 boiling Methods 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000005587 bubbling Effects 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000000354 decomposition reaction Methods 0.000 claims description 5
- 229910001882 dioxygen Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000002829 reduced Effects 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 230000001105 regulatory Effects 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- 230000002238 attenuated Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000265 homogenisation Methods 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 5
- 230000001590 oxidative Effects 0.000 description 5
- 238000007792 addition Methods 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 150000002431 hydrogen Chemical class 0.000 description 4
- 235000000396 iron Nutrition 0.000 description 4
- 230000001603 reducing Effects 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000010348 incorporation Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000003247 decreasing Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting Effects 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000000630 rising Effects 0.000 description 2
- 241000208140 Acer Species 0.000 description 1
- 238000009618 Bessemer process Methods 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000000414 obstructive Effects 0.000 description 1
- 230000036961 partial Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000000476 thermogenic Effects 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
- C21C5/34—Blowing through the bath
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE471142A true BE471142A (xx) |
Family
ID=121094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE471142D BE471142A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE471142A (xx) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE973180C (de) * | 1948-10-02 | 1959-12-17 | Kloeckner Huettenwerk Haspe Ag | Verfahren zur Herstellung eines stickstoffarmen Stahles im Windfrischverfahren |
| EP0005506A1 (de) * | 1978-05-11 | 1979-11-28 | BASF Aktiengesellschaft | Verfahren zur Behandlung von Roheisen- und Stahlschmelzen bzw. Legierungen |
-
0
- BE BE471142D patent/BE471142A/fr unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE973180C (de) * | 1948-10-02 | 1959-12-17 | Kloeckner Huettenwerk Haspe Ag | Verfahren zur Herstellung eines stickstoffarmen Stahles im Windfrischverfahren |
| EP0005506A1 (de) * | 1978-05-11 | 1979-11-28 | BASF Aktiengesellschaft | Verfahren zur Behandlung von Roheisen- und Stahlschmelzen bzw. Legierungen |
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