ATE18438T1 - Verfahren zur gasspuelung eines metallschmelzbades. - Google Patents
Verfahren zur gasspuelung eines metallschmelzbades.Info
- Publication number
- ATE18438T1 ATE18438T1 AT80401859T AT80401859T ATE18438T1 AT E18438 T1 ATE18438 T1 AT E18438T1 AT 80401859 T AT80401859 T AT 80401859T AT 80401859 T AT80401859 T AT 80401859T AT E18438 T1 ATE18438 T1 AT E18438T1
- Authority
- AT
- Austria
- Prior art keywords
- bath
- molten metal
- periods
- injected
- fluid
- Prior art date
Links
- 239000002184 metal Substances 0.000 title abstract 4
- 229910052751 metal Inorganic materials 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- 238000011010 flushing procedure Methods 0.000 title 1
- 238000003756 stirring Methods 0.000 abstract 3
- 239000012530 fluid Substances 0.000 abstract 2
- 238000002347 injection Methods 0.000 abstract 2
- 239000007924 injection Substances 0.000 abstract 2
- 229910000805 Pig iron Inorganic materials 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 229910001338 liquidmetal Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 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
-
- 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
- C21C7/072—Treatment with gases
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8000083A FR2473064A1 (fr) | 1980-01-02 | 1980-01-02 | Procede de brassage pneumatique d'un bain de metal en fusion |
| EP80401859A EP0032343B1 (fr) | 1980-01-02 | 1980-12-23 | Procédé de brassage pneumatique d'un bain de métal en fusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE18438T1 true ATE18438T1 (de) | 1986-03-15 |
Family
ID=9237192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT80401859T ATE18438T1 (de) | 1980-01-02 | 1980-12-23 | Verfahren zur gasspuelung eines metallschmelzbades. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4382817A (OSRAM) |
| EP (1) | EP0032343B1 (OSRAM) |
| JP (1) | JPS56102689A (OSRAM) |
| AT (1) | ATE18438T1 (OSRAM) |
| AU (1) | AU535747B2 (OSRAM) |
| CA (1) | CA1159653A (OSRAM) |
| DE (1) | DE3071475D1 (OSRAM) |
| FR (1) | FR2473064A1 (OSRAM) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2501722B1 (fr) * | 1981-03-11 | 1986-08-14 | Siderurgie Fse Inst Rech | Procede de brassage pneumatique d'un bain metallique |
| US4780133A (en) * | 1986-11-10 | 1988-10-25 | Lazcano Navarro Arturo | Process to improve the refining of liquid metals by natural gas injection |
| SE8702338L (sv) * | 1987-06-05 | 1988-12-06 | Aga Ab | Gasspolning av smaelta i skaenk |
| FR2632971B1 (fr) * | 1988-06-17 | 1993-09-03 | Vallourec | Procede de traitement des aciers liquides par injection de gaz a travers le fond de poche |
| FR2635789B1 (fr) * | 1988-08-29 | 1993-04-23 | Air Liquide American | Procede d'elaboration d'acier a faible teneur en azote dans un four poche |
| SE463876B (sv) * | 1989-05-29 | 1991-02-04 | Aga Ab | Saett vid behandling av en smaelta med gas samt anordning foer saadan behandling |
| FR2807066B1 (fr) * | 2000-03-29 | 2002-10-11 | Usinor | Procede de brassage pneumatique du metal liquide en poche |
| DE102009049896A1 (de) * | 2009-01-22 | 2010-08-05 | Sms Siemag Ag | Impulsspülung mit Inertgas beim BOF- und AOD-Konverterprozess |
| CN111957251A (zh) * | 2020-09-01 | 2020-11-20 | 云南锡业股份有限公司锡业分公司 | 一种液体金属搅拌装置及其使用方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1189971A (fr) * | 1956-10-19 | 1959-10-08 | Arbed | Procédé de fabrication d'acier |
| BE609232A (fr) * | 1961-10-16 | 1962-04-16 | Centre Nat Rech Metall | Perfectionnements aux procédés d'affinage de la fonte |
| GB1253581A (en) * | 1968-02-24 | 1971-11-17 | Maximilianshuette Eisenwerk | Improvements in processes and apparatus for making steel |
| US4001009A (en) * | 1969-04-03 | 1977-01-04 | Hannsgeorg Bauer | Process for the manufacture of steels with a high chromium content |
| BE752893A (fr) * | 1969-07-08 | 1970-12-16 | Forges De La Loire St Chamond | Procede et dispositif de refroidissement d'une tuyere de convertisseur d'affinage |
| BE742079A (OSRAM) * | 1969-11-21 | 1970-05-21 | ||
| US3819165A (en) * | 1972-12-08 | 1974-06-25 | Maximilianshuette Eisenwerk | Device for blowing-in oxygen through the refractory lining of a metallurgical converter |
| AT337736B (de) * | 1973-02-12 | 1977-07-11 | Voest Ag | Verfahren zum frischen von roheisen |
| US3854932A (en) * | 1973-06-18 | 1974-12-17 | Allegheny Ludlum Ind Inc | Process for production of stainless steel |
| FR2322202A1 (fr) * | 1975-08-29 | 1977-03-25 | Siderurgie Fse Inst Rech | Procede d'elaboration d'acier par soufflage d'oxygene |
| JPS5810967B2 (ja) * | 1976-06-01 | 1983-02-28 | 新日本製鐵株式会社 | 転炉の操業方法 |
| US4174212A (en) * | 1978-03-10 | 1979-11-13 | A. Finkl & Sons Co. | Method for the refining of steel |
-
1980
- 1980-01-02 FR FR8000083A patent/FR2473064A1/fr active Granted
- 1980-12-18 JP JP17965880A patent/JPS56102689A/ja active Pending
- 1980-12-23 EP EP80401859A patent/EP0032343B1/fr not_active Expired
- 1980-12-23 DE DE8080401859T patent/DE3071475D1/de not_active Expired
- 1980-12-23 AT AT80401859T patent/ATE18438T1/de not_active IP Right Cessation
- 1980-12-30 CA CA000367690A patent/CA1159653A/fr not_active Expired
- 1980-12-30 AU AU65884/80A patent/AU535747B2/en not_active Ceased
-
1981
- 1981-01-02 US US06/222,513 patent/US4382817A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2473064B1 (OSRAM) | 1983-11-10 |
| CA1159653A (fr) | 1984-01-03 |
| EP0032343A1 (fr) | 1981-07-22 |
| AU535747B2 (en) | 1984-04-05 |
| JPS56102689A (en) | 1981-08-17 |
| US4382817A (en) | 1983-05-10 |
| AU6588480A (en) | 1981-08-06 |
| EP0032343B1 (fr) | 1986-03-05 |
| DE3071475D1 (en) | 1986-04-10 |
| FR2473064A1 (fr) | 1981-07-10 |
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| KR840004455A (ko) | 투과성 내화재료를 구비한 야금용기의 저부의 투과성을 개선시키기 위한 방법 및 재료 | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |