DE2146923A1 - Verfahren zum Entoxydieren von Metallschmelzen - Google Patents

Verfahren zum Entoxydieren von Metallschmelzen

Info

Publication number
DE2146923A1
DE2146923A1 DE19712146923 DE2146923A DE2146923A1 DE 2146923 A1 DE2146923 A1 DE 2146923A1 DE 19712146923 DE19712146923 DE 19712146923 DE 2146923 A DE2146923 A DE 2146923A DE 2146923 A1 DE2146923 A1 DE 2146923A1
Authority
DE
Germany
Prior art keywords
carbon
molten metal
hydrocarbon
deoxidizer
vessel
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.)
Pending
Application number
DE19712146923
Other languages
German (de)
English (en)
Inventor
Sundaresan Natrona Heights Pa. Ramachardran (V.StA.)
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.)
Sunbeam Oster Co Inc
Original Assignee
Allegheny Ludlum Industries 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 Allegheny Ludlum Industries Inc filed Critical Allegheny Ludlum Industries Inc
Publication of DE2146923A1 publication Critical patent/DE2146923A1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • 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
    • C21C7/06—Deoxidising, e.g. killing
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
DE19712146923 1970-09-25 1971-09-20 Verfahren zum Entoxydieren von Metallschmelzen Pending DE2146923A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7573870A 1970-09-25 1970-09-25

Publications (1)

Publication Number Publication Date
DE2146923A1 true DE2146923A1 (de) 1972-03-30

Family

ID=22127689

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712146923 Pending DE2146923A1 (de) 1970-09-25 1971-09-20 Verfahren zum Entoxydieren von Metallschmelzen

Country Status (10)

Country Link
US (2) US3725041A (https=)
AT (1) ATA824171A (https=)
AU (1) AU461916B2 (https=)
BE (1) BE773040A (https=)
BR (1) BR7106270D0 (https=)
CA (1) CA947976A (https=)
DE (1) DE2146923A1 (https=)
ES (1) ES395447A1 (https=)
FR (1) FR2107994B1 (https=)
GB (1) GB1336357A (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725041A (en) * 1970-09-25 1973-04-03 Allegheny Ludlum Ind Inc Deoxidizing metal
BE781241A (fr) * 1971-05-28 1972-07-17 Creusot Loire Procede d'affinage des aciers allies contenant du chrome et plus specialement des aciers inoxydables
US4047937A (en) * 1972-12-04 1977-09-13 United States Steel Corporation Method for controlling the operation of a steel refining converter
US3898078A (en) * 1973-03-29 1975-08-05 Youngstown Sheet And Tube Co Method and apparatus for injecting refining oxygen in steelmaking processes
US3891429A (en) * 1973-06-07 1975-06-24 Koppers Co Inc Method for selective decarburization of alloy steels
DE2333937C2 (de) * 1973-07-04 1975-07-17 Fried. Krupp Huettenwerke Ag, 4630 Bochum Verfahren zur Herstellung hochchromhaltiger Stähle mit niedrigstem Kohlenstoffgehalt
US3930843A (en) * 1974-08-30 1976-01-06 United States Steel Corporation Method for increasing metallic yield in bottom blown processes
US4081270A (en) * 1977-04-11 1978-03-28 Union Carbide Corporation Renitrogenation of basic-oxygen steels during decarburization
US4515630A (en) * 1983-08-15 1985-05-07 Olin Corporation Process of continuously treating an alloy melt
US4746361A (en) * 1987-04-03 1988-05-24 Inland Steel Company Controlling dissolved oxygen content in molten steel
US4830666A (en) * 1988-05-02 1989-05-16 Tekatch William M Removal of nitrogen from iron
FR3125542A1 (fr) 2021-07-23 2023-01-27 Pda Ecolab Hybridation de renforcement par fibres naturelles pour des matériaux composites et des tissus constitués de celle-ci

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU27887A1 (https=) * 1945-02-14
US3218156A (en) * 1963-10-16 1965-11-16 Howe Sound Co Process for vacuum deoxidation of alloys
US3725041A (en) * 1970-09-25 1973-04-03 Allegheny Ludlum Ind Inc Deoxidizing metal

Also Published As

Publication number Publication date
CA947976A (en) 1974-05-28
GB1336357A (en) 1973-11-07
ATA824171A (de) 1975-09-15
BE773040A (fr) 1972-03-24
FR2107994A1 (https=) 1972-05-12
AU3350371A (en) 1973-03-22
US3725041A (en) 1973-04-03
ES395447A1 (es) 1973-12-01
US3816104A (en) 1974-06-11
FR2107994B1 (https=) 1975-02-07
BR7106270D0 (pt) 1973-03-13
AU461916B2 (en) 1975-06-12

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