BE571656A - - Google Patents
Info
- Publication number
- BE571656A BE571656A BE571656DA BE571656A BE 571656 A BE571656 A BE 571656A BE 571656D A BE571656D A BE 571656DA BE 571656 A BE571656 A BE 571656A
- Authority
- BE
- Belgium
- Prior art keywords
- bath
- blowing
- lance
- slag
- during
- Prior art date
Links
- 238000007664 blowing Methods 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 20
- 239000002893 slag Substances 0.000 claims description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- 239000001301 oxygen Substances 0.000 claims description 15
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 11
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 11
- 239000004571 lime Substances 0.000 claims description 11
- 230000001590 oxidative effect Effects 0.000 claims description 9
- 238000007670 refining Methods 0.000 claims description 9
- 238000005187 foaming Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000000047 product Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 238000007792 addition Methods 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000008187 granular material Substances 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000012265 solid product 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
- C21C5/32—Blowing from above
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (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 |
|---|---|
| BE571656A true BE571656A (enExample) |
Family
ID=189769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE571656D BE571656A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE571656A (enExample) |
-
0
- BE BE571656D patent/BE571656A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE571656A (enExample) | ||
| WO1989002479A1 (en) | Process for decarburizing high-cr molten pig iron | |
| JP4938464B2 (ja) | 低炭素鋼の製造方法 | |
| FR2474531A1 (fr) | Procede de decarburation des fontes au chrome, pour l'elaboration d'aciers inoxydables, par jet d'oxygene supersonique | |
| CA1087859A (fr) | Procede d'elaboration d'aciers allies au four a arcs, avec chargement continu | |
| KR100363608B1 (ko) | 집진 더스트 재활용에 의한 저탄소 훼로망간의 제조방법 | |
| WO1989002478A1 (fr) | Procede de production d'acier inoxydable en fusion | |
| FR2546182A1 (fr) | Procede de production d'acier contenant du chrome a faible teneur en p | |
| JPS6211044B2 (enExample) | ||
| CN113106190A (zh) | 一种转炉冶炼得到高锰低磷钢水的炼钢方法 | |
| KR100868430B1 (ko) | 전로취련방법 | |
| EP0031776B1 (fr) | Procédé de soufflage mixte pour l'affinage des métaux au convertisseur | |
| RU2180006C2 (ru) | Способ передела чугуна в конвертере | |
| WO2019102705A1 (ja) | 中低炭素フェロマンガンの製造方法 | |
| CN109722499B (zh) | 转炉提钒氧氮混吹供气方法 | |
| JPS61284512A (ja) | クロム鉱石を用いた高クロム鋼の製造方法 | |
| RU2001103526A (ru) | Способ переработки железомарганцевого сырья | |
| JP2006002175A (ja) | 溶鋼の予備脱酸方法 | |
| BE567172A (enExample) | ||
| SU432198A1 (ru) | Способ передела ванадиевого чугуна в кислородном конвертере | |
| BE533243A (enExample) | ||
| BE564146A (enExample) | ||
| BE551945A (enExample) | ||
| BE551946A (enExample) | ||
| CH132966A (fr) | Procédé de décarburation d'alliages de fer. |