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
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)
- Manufacture And Refinement Of Metals (AREA)
- Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (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 (de) | 1980-01-02 | 1980-12-23 | Verfahren zur Gasspülung eines Metallschmelzbades |
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 (de) |
EP (1) | EP0032343B1 (de) |
JP (1) | JPS56102689A (de) |
AT (1) | ATE18438T1 (de) |
AU (1) | AU535747B2 (de) |
CA (1) | CA1159653A (de) |
DE (1) | DE3071475D1 (de) |
FR (1) | FR2473064A1 (de) |
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 (de) * | 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/de not_active Expired
- 1980-12-23 AT AT80401859T patent/ATE18438T1/de not_active IP Right Cessation
- 1980-12-23 DE DE8080401859T patent/DE3071475D1/de not_active Expired
- 1980-12-30 AU AU65884/80A patent/AU535747B2/en not_active Ceased
- 1980-12-30 CA CA000367690A patent/CA1159653A/fr not_active Expired
-
1981
- 1981-01-02 US US06/222,513 patent/US4382817A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS56102689A (en) | 1981-08-17 |
AU535747B2 (en) | 1984-04-05 |
EP0032343B1 (de) | 1986-03-05 |
EP0032343A1 (de) | 1981-07-22 |
DE3071475D1 (en) | 1986-04-10 |
FR2473064B1 (de) | 1983-11-10 |
AU6588480A (en) | 1981-08-06 |
FR2473064A1 (fr) | 1981-07-10 |
CA1159653A (fr) | 1984-01-03 |
US4382817A (en) | 1983-05-10 |
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FR1288400A (fr) | Procédé d'affinage de fonte brute riche en phosphore, en particulier de la fonte thomas, au moyen de soufflage d'oxygène pratiquement pur sur la surface d'un bain de fonte brute |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |