FR2285460B1 - - Google Patents

Info

Publication number
FR2285460B1
FR2285460B1 FR7518090A FR7518090A FR2285460B1 FR 2285460 B1 FR2285460 B1 FR 2285460B1 FR 7518090 A FR7518090 A FR 7518090A FR 7518090 A FR7518090 A FR 7518090A FR 2285460 B1 FR2285460 B1 FR 2285460B1
Authority
FR
France
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.)
Expired
Application number
FR7518090A
Other languages
French (fr)
Other versions
FR2285460A1 (fr
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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
Priority claimed from JP49109339A external-priority patent/JPS5135615A/ja
Priority claimed from JP11454774A external-priority patent/JPS5140316A/ja
Priority claimed from JP12292774A external-priority patent/JPS5148711A/ja
Priority claimed from JP12942274A external-priority patent/JPS5154022A/ja
Priority claimed from JP49129421A external-priority patent/JPS582565B2/ja
Priority claimed from JP12942374A external-priority patent/JPS5154023A/ja
Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Publication of FR2285460A1 publication Critical patent/FR2285460A1/fr
Application granted granted Critical
Publication of FR2285460B1 publication Critical patent/FR2285460B1/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
    • 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
    • C21C7/076—Use of slags or fluxes as treating agents
    • 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
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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
    • C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
    • 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
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C21C7/10—Handling in a vacuum
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR7518090A 1974-09-20 1975-06-10 Procede d'addition de calcium a de l'acier fondu Granted FR2285460A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP49109339A JPS5135615A (ko) 1974-09-20 1974-09-20
JP11454774A JPS5140316A (ja) 1974-10-03 1974-10-03 Teiryukarushiumushorinyoru reikankakoseitoteionjinseinosugureta kohanno seizoho
JP12292774A JPS5148711A (en) 1974-10-23 1974-10-23 Yokoheno karushiumutenkaho
JP12942274A JPS5154022A (ja) 1974-11-07 1974-11-07 Karushiumumatahakarushiumugokintenkazaino yokohenotenkahoho
JP49129421A JPS582565B2 (ja) 1974-11-07 1974-11-07 ヨウコウヘノカルシウムテンカホウ
JP12942374A JPS5154023A (ja) 1974-11-07 1974-11-07 Yokohenokarushiumutenkazai

Publications (2)

Publication Number Publication Date
FR2285460A1 FR2285460A1 (fr) 1976-04-16
FR2285460B1 true FR2285460B1 (ko) 1979-02-16

Family

ID=27552313

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7518090A Granted FR2285460A1 (fr) 1974-09-20 1975-06-10 Procede d'addition de calcium a de l'acier fondu

Country Status (4)

Country Link
CA (1) CA1069314A (ko)
DE (1) DE2525839A1 (ko)
FR (1) FR2285460A1 (ko)
IT (1) IT1036958B (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205981A (en) * 1979-02-28 1980-06-03 International Harvester Company Method for ladle treatment of molten cast iron using sheathed magnesium wire
US5228902A (en) * 1992-09-03 1993-07-20 Usx Corporation Method of desulfurization in vacuum processing of steel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1376281A (fr) * 1963-12-04 1964-10-23 Westinghouse Electric Corp Purification d'alliages
GB1206062A (en) * 1967-10-18 1970-09-23 Nippon Kokan Kk Deoxidation method
SE341412B (ko) * 1969-07-15 1971-12-27 Asea Ab
BE795333A (fr) * 1972-03-01 1973-05-29 Thyssen Niederrhein Ag Procede de desulfuration de l'acier en fusion et poche pour sa mise en oeuvre

Also Published As

Publication number Publication date
CA1069314A (en) 1980-01-08
IT1036958B (it) 1979-10-30
DE2525839A1 (de) 1976-04-01
FR2285460A1 (fr) 1976-04-16

Similar Documents

Publication Publication Date Title
FR2283347B1 (ko)
FR2261523A1 (ko)
FR2264438A1 (ko)
FR2276693B1 (ko)
FR2261853B1 (ko)
FR2259827A1 (ko)
FR2288888B2 (ko)
FR2292234B1 (ko)
JPS5135615A (ko)
FR2285460B1 (ko)
JPS50102337A (ko)
FR2288597B2 (ko)
JPS50100006U (ko)
JPS50102465A (ko)
CH17274A4 (ko)
BG22586A1 (ko)
CH568134A5 (ko)
CH566915A5 (ko)
CH566410A5 (ko)
CH564833A5 (ko)
CH563933A5 (ko)
CH562521A5 (ko)
CH562462A5 (ko)
CH41675A4 (ko)
CH569220A5 (ko)