DE2237253B2 - Verfahren und Vorrichtung zum Einblasen eines Pulvers in ein Bad aus flüssigem Metall - Google Patents
Verfahren und Vorrichtung zum Einblasen eines Pulvers in ein Bad aus flüssigem MetallInfo
- Publication number
- DE2237253B2 DE2237253B2 DE19722237253 DE2237253A DE2237253B2 DE 2237253 B2 DE2237253 B2 DE 2237253B2 DE 19722237253 DE19722237253 DE 19722237253 DE 2237253 A DE2237253 A DE 2237253A DE 2237253 B2 DE2237253 B2 DE 2237253B2
- Authority
- DE
- Germany
- Prior art keywords
- converter
- bath
- nozzles
- blowing
- lining
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 17
- 239000000843 powder Substances 0.000 title claims description 11
- 229910001338 liquidmetal Inorganic materials 0.000 title claims description 3
- 239000007789 gas Substances 0.000 claims description 27
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 24
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 24
- 239000004571 lime Substances 0.000 claims description 24
- 235000019738 Limestone Nutrition 0.000 claims description 21
- 239000006028 limestone Substances 0.000 claims description 21
- 229910000805 Pig iron Inorganic materials 0.000 claims description 17
- 238000007664 blowing Methods 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 239000002893 slag Substances 0.000 claims description 11
- 230000001590 oxidative effect Effects 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 6
- 239000012159 carrier gas Substances 0.000 claims description 5
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 210000001015 abdomen Anatomy 0.000 claims 2
- 239000000463 material Substances 0.000 description 15
- 239000002245 particle Substances 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000010436 fluorite Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005261 decarburization Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005187 foaming Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 235000013980 iron oxide Nutrition 0.000 description 2
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 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
- 239000011572 manganese Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7127759A FR2146969A1 (en) | 1971-07-29 | 1971-07-29 | Feeding pulverulent, materials to a melt - in a converter using double coaxial tuyeres |
| FR7130971A FR2150250A1 (en) | 1971-08-26 | 1971-08-26 | Feeding pulverulent, materials to a melt - in a converter using double coaxial tuyeres |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2237253A1 DE2237253A1 (de) | 1973-02-08 |
| DE2237253B2 true DE2237253B2 (de) | 1981-01-08 |
Family
ID=26216545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722237253 Withdrawn DE2237253B2 (de) | 1971-07-29 | 1972-07-28 | Verfahren und Vorrichtung zum Einblasen eines Pulvers in ein Bad aus flüssigem Metall |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE786021A (https=) |
| DE (1) | DE2237253B2 (https=) |
| LU (1) | LU65809A1 (https=) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE794838A (fr) * | 1973-01-31 | 1973-05-16 | Centre Rech Metallurgique | Procede et dispositif pour combattre la formation ou la presence d'adherences sur les parois de recipients metallurgiques |
| DE2401909C3 (de) * | 1974-01-16 | 1985-06-27 | Fried. Krupp Gmbh, 4300 Essen | Verfahren zur Herstellung von Stahl |
| DE2729982B2 (de) * | 1977-07-02 | 1980-01-03 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Verfahren zur Schrottsatzerhöhung bei der Stahlherstellung nach dem Sauerstoffdurchblasverfahren |
| DE2755165C3 (de) * | 1977-12-10 | 1988-03-24 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Verfahren zur Erhöhung des Schrottsatzes bei der Stahlerzeugung |
-
1972
- 1972-07-07 BE BE786021A patent/BE786021A/xx not_active IP Right Cessation
- 1972-07-27 LU LU65809D patent/LU65809A1/xx unknown
- 1972-07-28 DE DE19722237253 patent/DE2237253B2/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2237253A1 (de) | 1973-02-08 |
| LU65809A1 (https=) | 1972-11-29 |
| BE786021A (fr) | 1972-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8263 | Opposition against grant of a patent | ||
| 8230 | Patent withdrawn |