FR2140022B1 - - Google Patents

Info

Publication number
FR2140022B1
FR2140022B1 FR7219066A FR7219066A FR2140022B1 FR 2140022 B1 FR2140022 B1 FR 2140022B1 FR 7219066 A FR7219066 A FR 7219066A FR 7219066 A FR7219066 A FR 7219066A FR 2140022 B1 FR2140022 B1 FR 2140022B1
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
FR7219066A
Other languages
French (fr)
Other versions
FR2140022A1 (ja
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.)
Arcelor Luxembourg SA
Original Assignee
Arbed SA
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 Arbed SA filed Critical Arbed SA
Publication of FR2140022A1 publication Critical patent/FR2140022A1/fr
Application granted granted Critical
Publication of FR2140022B1 publication Critical patent/FR2140022B1/fr
Expired 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
    • C21C7/0025—Adding carbon 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
    • 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

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)
FR7219066A 1971-05-21 1972-05-18 Expired FR2140022B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
LU63209 1971-05-21
LU64230 1971-11-09
LU64996 1972-03-20

Publications (2)

Publication Number Publication Date
FR2140022A1 FR2140022A1 (ja) 1973-01-12
FR2140022B1 true FR2140022B1 (ja) 1977-06-17

Family

ID=27350670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7219066A Expired FR2140022B1 (ja) 1971-05-21 1972-05-18

Country Status (9)

Country Link
JP (1) JPS5841323B1 (ja)
AT (1) AT336063B (ja)
AU (1) AU465462B2 (ja)
BE (1) BE783548A (ja)
DE (1) DE2223958C3 (ja)
FR (1) FR2140022B1 (ja)
GB (1) GB1333518A (ja)
IT (1) IT966908B (ja)
NL (1) NL176588C (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54125115A (en) * 1978-03-24 1979-09-28 Japan Steel Works Ltd Rephosphorization preventing method of electric furnace steel

Also Published As

Publication number Publication date
AT336063B (de) 1977-04-12
AU4255172A (en) 1973-11-29
AU465462B2 (en) 1975-09-25
ATA435972A (de) 1976-08-15
FR2140022A1 (ja) 1973-01-12
GB1333518A (en) 1973-10-10
IT966908B (it) 1974-02-20
BE783548A (ja) 1972-11-16
NL7206721A (ja) 1972-11-23
DE2223958C3 (de) 1981-04-09
NL176588C (nl) 1985-05-01
JPS5841323B1 (ja) 1983-09-12
DE2223958A1 (de) 1973-08-23
DE2223958B2 (de) 1980-08-21

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Legal Events

Date Code Title Description
ST Notification of lapse