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 periode

Info

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
Application number
FR7526436A
Other languages
English (en)
French (fr)
Other versions
FR2283231B1 (US20080094685A1-20080424-C00004.png
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
USS Engineers and Consultants Inc
Original Assignee
USS Engineers and Consultants Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by USS Engineers and Consultants Inc filed Critical USS Engineers and Consultants Inc
Publication of FR2283231A1 publication Critical patent/FR2283231A1/fr
Application granted granted Critical
Publication of FR2283231B1 publication Critical patent/FR2283231B1/fr
Granted legal-status Critical Current

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)
FR7526436A 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 Granted FR2283231A1 (fr)

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 (US20080094685A1-20080424-C00004.png) 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 (US20080094685A1-20080424-C00004.png)
JP (1) JPS5150215A (US20080094685A1-20080424-C00004.png)
CA (1) CA1051203A (US20080094685A1-20080424-C00004.png)
DE (1) DE2538619A1 (US20080094685A1-20080424-C00004.png)
FR (1) FR2283231A1 (US20080094685A1-20080424-C00004.png)
GB (1) GB1460239A (US20080094685A1-20080424-C00004.png)
IT (1) IT1041623B (US20080094685A1-20080424-C00004.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE610265A (US20080094685A1-20080424-C00004.png) * 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

Also Published As

Publication number Publication date
CA1051203A (en) 1979-03-27
GB1460239A (en) 1976-12-31
JPS5516207B2 (US20080094685A1-20080424-C00004.png) 1980-04-30
DE2538619A1 (de) 1976-03-11
US3930843A (en) 1976-01-06
JPS5150215A (en) 1976-05-01
FR2283231B1 (US20080094685A1-20080424-C00004.png) 1982-07-09
IT1041623B (it) 1980-01-10

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Legal Events

Date Code Title Description
ST Notification of lapse