NO844650L - Anordning for avsvovling av jernsmelter. - Google Patents
Anordning for avsvovling av jernsmelter.Info
- Publication number
- NO844650L NO844650L NO844650A NO844650A NO844650L NO 844650 L NO844650 L NO 844650L NO 844650 A NO844650 A NO 844650A NO 844650 A NO844650 A NO 844650A NO 844650 L NO844650 L NO 844650L
- Authority
- NO
- Norway
- Prior art keywords
- lance
- cross
- section
- mouth
- gas
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 12
- 229910052742 iron Inorganic materials 0.000 title claims description 6
- 239000007787 solid Substances 0.000 claims description 21
- 230000009467 reduction Effects 0.000 claims description 11
- 238000007654 immersion Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 21
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000012159 carrier gas Substances 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 229910052786 argon Inorganic materials 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000009189 diving Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910014813 CaC2 Inorganic materials 0.000 description 1
- 229910004709 CaSi Inorganic materials 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000000725 suspension 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
- 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
-
- 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
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
- C21C5/4613—Refractory coated lances; Immersion lances
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833342198 DE3342198A1 (de) | 1983-11-23 | 1983-11-23 | Vorrichtung zum entschwefeln von eisenschmelzen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO844650L true NO844650L (no) | 1985-05-24 |
Family
ID=6214956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO844650A NO844650L (no) | 1983-11-23 | 1984-11-22 | Anordning for avsvovling av jernsmelter. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0144773A1 (de) |
| BR (1) | BR8403433A (de) |
| DE (1) | DE3342198A1 (de) |
| NO (1) | NO844650L (de) |
| ZA (1) | ZA845557B (de) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2893716A (en) * | 1958-01-14 | 1959-07-07 | Inland Steel Co | Gun nozzle for adding lead pellets to liquid steel |
| FR1228665A (fr) * | 1958-07-01 | 1960-08-31 | Centre Nat Rech Metall | Procédé de désulfuration de la fonte |
| FI54328C (fi) * | 1975-05-21 | 1978-11-10 | Jaakko Lautjaervi | Foerfarande och anordning foer tillsaettning av fast pulver- eller kornformigt material i smaelt metall |
| DE2559975C2 (de) * | 1975-06-27 | 1983-12-08 | Klöckner-Werke AG, 4100 Duisburg | Tauchlanze |
| DE3021523C2 (de) * | 1980-06-07 | 1983-09-15 | Klöckner Stahltechnik GmbH, 2000 Hamburg | Tauchlanze zum Einführen von feinkörnigem Feststoff in eine Metallschmelze |
-
1983
- 1983-11-23 DE DE19833342198 patent/DE3342198A1/de not_active Withdrawn
-
1984
- 1984-07-10 BR BR8403433A patent/BR8403433A/pt unknown
- 1984-07-18 ZA ZA845557A patent/ZA845557B/xx unknown
- 1984-11-07 EP EP84113394A patent/EP0144773A1/de not_active Withdrawn
- 1984-11-22 NO NO844650A patent/NO844650L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE3342198A1 (de) | 1985-05-30 |
| EP0144773A1 (de) | 1985-06-19 |
| BR8403433A (pt) | 1985-06-25 |
| ZA845557B (en) | 1985-03-27 |
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