DE3325306C2 - - Google Patents
Info
- Publication number
- DE3325306C2 DE3325306C2 DE19833325306 DE3325306A DE3325306C2 DE 3325306 C2 DE3325306 C2 DE 3325306C2 DE 19833325306 DE19833325306 DE 19833325306 DE 3325306 A DE3325306 A DE 3325306A DE 3325306 C2 DE3325306 C2 DE 3325306C2
- Authority
- DE
- Germany
- Prior art keywords
- steel
- tundish
- flux
- nozzle
- reactive metal
- 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.)
- Expired
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 41
- 239000010959 steel Substances 0.000 claims description 41
- 229910052751 metal Inorganic materials 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 28
- 229910052782 aluminium Inorganic materials 0.000 claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 17
- 230000004907 flux Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 10
- 150000002739 metals Chemical class 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 229910052726 zirconium Inorganic materials 0.000 claims description 6
- 238000009749 continuous casting Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 6
- 229910052756 noble gas Inorganic materials 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910001610 cryolite Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 150000002835 noble gases Chemical class 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011872 intimate mixture Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 229910000967 As alloy Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- -1 halide salts Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833325306 DE3325306A1 (de) | 1983-07-13 | 1983-07-13 | Verfahren fuer die zugabe reaktiver metalle zu stahl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833325306 DE3325306A1 (de) | 1983-07-13 | 1983-07-13 | Verfahren fuer die zugabe reaktiver metalle zu stahl |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3325306A1 DE3325306A1 (de) | 1985-01-24 |
| DE3325306C2 true DE3325306C2 (enExample) | 1989-10-19 |
Family
ID=6203897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833325306 Granted DE3325306A1 (de) | 1983-07-13 | 1983-07-13 | Verfahren fuer die zugabe reaktiver metalle zu stahl |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3325306A1 (enExample) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2219818B2 (de) * | 1972-04-22 | 1978-06-22 | Rheinstahl Huettenwerke Gmbh, 4300 Essen | Verfahren zur Behandlung von Metallschmelzen während des Stranggießens und Vorrichtung zur Durchführung des Verfahrens |
| US3911993A (en) * | 1974-07-12 | 1975-10-14 | Caterpillar Tractor Co | Method and apparatus for adding treating agents to molten metal |
| GB1559521A (en) * | 1976-05-17 | 1980-01-23 | Slater Steel Ind Ltd | Continuous casting |
| IT1116426B (it) * | 1977-04-18 | 1986-02-10 | Centro Speriment Metallurg | Sistema per l'aggiunta di polveri in lingottiera per colata continua |
-
1983
- 1983-07-13 DE DE19833325306 patent/DE3325306A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3325306A1 (de) | 1985-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |