CA1218846A - Method of minimizing slag carryover - Google Patents
Method of minimizing slag carryoverInfo
- Publication number
- CA1218846A CA1218846A CA000427405A CA427405A CA1218846A CA 1218846 A CA1218846 A CA 1218846A CA 000427405 A CA000427405 A CA 000427405A CA 427405 A CA427405 A CA 427405A CA 1218846 A CA1218846 A CA 1218846A
- Authority
- CA
- Canada
- Prior art keywords
- taphole
- furnace
- slag
- metal
- opening
- 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
- 239000002893 slag Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 41
- 229910052751 metal Inorganic materials 0.000 claims abstract description 41
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000002923 metal particle Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000011819 refractory material Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims 1
- 239000000835 fiber Substances 0.000 description 5
- 238000009628 steelmaking Methods 0.000 description 5
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 208000003251 Pruritus Diseases 0.000 description 1
- 241001415849 Strigiformes Species 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 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
- 239000000463 material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003260 vortexing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- 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
- C21C5/4653—Tapholes; Opening or plugging thereof
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)
- Furnace Charging Or Discharging (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacturing Of Electric Cables (AREA)
- Package Closures (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US37680082A | 1982-05-10 | 1982-05-10 | |
| US376,800 | 1982-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1218846A true CA1218846A (en) | 1987-03-10 |
Family
ID=23486561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000427405A Expired CA1218846A (en) | 1982-05-10 | 1983-05-04 | Method of minimizing slag carryover |
Country Status (15)
| Country | Link |
|---|---|
| EP (1) | EP0094241B1 (OSRAM) |
| JP (1) | JPS5952189A (OSRAM) |
| KR (1) | KR840004786A (OSRAM) |
| AR (1) | AR231706A1 (OSRAM) |
| AT (1) | ATE16945T1 (OSRAM) |
| AU (1) | AU552735B2 (OSRAM) |
| BR (1) | BR8302426A (OSRAM) |
| CA (1) | CA1218846A (OSRAM) |
| DE (1) | DE3361476D1 (OSRAM) |
| ES (1) | ES8404415A1 (OSRAM) |
| FI (1) | FI73739C (OSRAM) |
| HU (1) | HU187077B (OSRAM) |
| IN (1) | IN159857B (OSRAM) |
| NO (1) | NO831649L (OSRAM) |
| YU (1) | YU102483A (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2188132B (en) * | 1986-03-19 | 1990-06-13 | Labate Michael D | Slag retaining device for use in vessels such as converters, ladles or the like. |
| GB8712255D0 (en) * | 1987-05-23 | 1987-07-01 | Goricon Metallurg Services | Plug members |
| NL8801231A (nl) * | 1988-05-11 | 1989-12-01 | Hoogovens Groep Bv | Stop voor een staalconverter. |
| CN104117668B (zh) * | 2014-08-01 | 2016-03-02 | 莱芜钢铁集团有限公司 | 一种大包浇注挡渣用挡渣塞及制备和挡渣方法 |
| DE102017114859A1 (de) * | 2017-07-04 | 2019-01-10 | Sms Group Gmbh | Vorrichtung zur selektiven Steuerung des Abstichvorgangs einer Schmelze aus einem Elektrolichtbogenofen |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2718389A (en) * | 1950-11-17 | 1955-09-20 | Electro Chimie Metal | Skimmer for holding slag back during pouring metal |
| AT259602B (de) * | 1965-07-05 | 1968-01-25 | Voest Ag | Verfahren zur Verbesserung der Trennung von Metall und Schlacke beim Abgießen schmelzflüssigen Metalles aus einem mit einem Abstichloch versehenen Ofengefäß |
| DE1508223B1 (de) * | 1966-09-26 | 1970-04-09 | Mannesmann Ag | Schwimmerverschluss zum Zurueckhalten der Schlacke waehrend des Abstiches bei Abstichkonvertern |
| JPS4720803B1 (OSRAM) * | 1968-10-31 | 1972-06-13 |
-
1983
- 1983-05-04 CA CA000427405A patent/CA1218846A/en not_active Expired
- 1983-05-09 YU YU01024/83A patent/YU102483A/xx unknown
- 1983-05-09 KR KR1019830001972A patent/KR840004786A/ko not_active Ceased
- 1983-05-10 IN IN302/DEL/83A patent/IN159857B/en unknown
- 1983-05-10 FI FI831624A patent/FI73739C/fi not_active IP Right Cessation
- 1983-05-10 AU AU14435/83A patent/AU552735B2/en not_active Ceased
- 1983-05-10 ES ES522241A patent/ES8404415A1/es not_active Expired
- 1983-05-10 EP EP83302619A patent/EP0094241B1/en not_active Expired
- 1983-05-10 DE DE8383302619T patent/DE3361476D1/de not_active Expired
- 1983-05-10 HU HU831619A patent/HU187077B/hu unknown
- 1983-05-10 AT AT83302619T patent/ATE16945T1/de not_active IP Right Cessation
- 1983-05-10 NO NO831649A patent/NO831649L/no unknown
- 1983-05-10 AR AR292974A patent/AR231706A1/es active
- 1983-05-10 BR BR8302426A patent/BR8302426A/pt unknown
- 1983-05-10 JP JP58080259A patent/JPS5952189A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5952189A (ja) | 1984-03-26 |
| FI73739B (fi) | 1987-07-31 |
| AU1443583A (en) | 1983-11-17 |
| DE3361476D1 (en) | 1986-01-23 |
| KR840004786A (ko) | 1984-10-24 |
| ES522241A0 (es) | 1984-04-16 |
| AR231706A1 (es) | 1985-02-28 |
| AU552735B2 (en) | 1986-06-19 |
| ES8404415A1 (es) | 1984-04-16 |
| ATE16945T1 (de) | 1985-12-15 |
| FI831624L (fi) | 1983-11-11 |
| FI831624A0 (fi) | 1983-05-10 |
| FI73739C (fi) | 1987-11-09 |
| EP0094241A1 (en) | 1983-11-16 |
| EP0094241B1 (en) | 1985-12-11 |
| HU187077B (en) | 1985-11-28 |
| NO831649L (no) | 1983-11-11 |
| BR8302426A (pt) | 1984-01-10 |
| YU102483A (en) | 1986-04-30 |
| IN159857B (OSRAM) | 1987-06-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |