FR2283231A1 - Procede pour l'affinage de l'acier par soufflage d'oxygene par le fond avec un gaz inerte pendant la derniere periode - Google Patents
Procede pour l'affinage de l'acier par soufflage d'oxygene par le fond avec un gaz inerte pendant la derniere periodeInfo
- Publication number
- FR2283231A1 FR2283231A1 FR7526436A FR7526436A FR2283231A1 FR 2283231 A1 FR2283231 A1 FR 2283231A1 FR 7526436 A FR7526436 A FR 7526436A FR 7526436 A FR7526436 A FR 7526436A FR 2283231 A1 FR2283231 A1 FR 2283231A1
- Authority
- FR
- France
- Prior art keywords
- refining
- steel
- inert gas
- gas during
- last period
- 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.)
- Granted
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
- C21C5/34—Blowing through the bath
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
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)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/501,915 US3930843A (en) | 1974-08-30 | 1974-08-30 | Method for increasing metallic yield in bottom blown processes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2283231A1 true FR2283231A1 (fr) | 1976-03-26 |
FR2283231B1 FR2283231B1 (fr) | 1982-07-09 |
Family
ID=23995545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7526436A Granted FR2283231A1 (fr) | 1974-08-30 | 1975-08-27 | Procede pour l'affinage de l'acier par soufflage d'oxygene par le fond avec un gaz inerte pendant la derniere periode |
Country Status (7)
Country | Link |
---|---|
US (1) | US3930843A (fr) |
JP (1) | JPS5150215A (fr) |
CA (1) | CA1051203A (fr) |
DE (1) | DE2538619A1 (fr) |
FR (1) | FR2283231A1 (fr) |
GB (1) | GB1460239A (fr) |
IT (1) | IT1041623B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1559688A (en) * | 1976-04-30 | 1980-01-23 | British Steel Corp | Refining molten metal |
DE2650978A1 (de) * | 1976-11-08 | 1978-05-11 | Graenges Oxeloesunds Jaernverk | Frischverfahren durch sauerstoffaufblasen |
US4260415A (en) * | 1979-12-12 | 1981-04-07 | Allegheny Ludlum Steel Corporation | Decarburizing molten metal |
US4405365A (en) * | 1982-08-30 | 1983-09-20 | Pennsylvania Engineering Corporation | Method for the fabrication of special steels in metallurgical vessels |
US4472195A (en) * | 1983-08-15 | 1984-09-18 | Olin Corporation | Process for decarburizing alloy melts |
FR2560891B1 (fr) * | 1984-03-09 | 1989-10-20 | Air Liquide | Procede d'affinage de la fonte |
US4657586A (en) * | 1985-10-25 | 1987-04-14 | Union Carbide Corporation | Submerged combustion in molten materials |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE610265A (fr) * | 1960-11-18 | |||
GB1253581A (en) * | 1968-02-24 | 1971-11-17 | Maximilianshuette Eisenwerk | Improvements in processes and apparatus for making steel |
US3725041A (en) * | 1970-09-25 | 1973-04-03 | Allegheny Ludlum Ind Inc | Deoxidizing metal |
-
1974
- 1974-08-30 US US05/501,915 patent/US3930843A/en not_active Expired - Lifetime
-
1975
- 1975-08-27 FR FR7526436A patent/FR2283231A1/fr active Granted
- 1975-08-28 IT IT69156/75A patent/IT1041623B/it active
- 1975-08-29 DE DE19752538619 patent/DE2538619A1/de not_active Ceased
- 1975-08-29 GB GB3576775A patent/GB1460239A/en not_active Expired
- 1975-08-29 CA CA234,486A patent/CA1051203A/fr not_active Expired
- 1975-08-29 JP JP50104833A patent/JPS5150215A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
IT1041623B (it) | 1980-01-10 |
US3930843A (en) | 1976-01-06 |
CA1051203A (fr) | 1979-03-27 |
DE2538619A1 (de) | 1976-03-11 |
JPS5516207B2 (fr) | 1980-04-30 |
GB1460239A (en) | 1976-12-31 |
JPS5150215A (en) | 1976-05-01 |
FR2283231B1 (fr) | 1982-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |