FR2258454B1 - - Google Patents

Info

Publication number
FR2258454B1
FR2258454B1 FR7402186A FR7402186A FR2258454B1 FR 2258454 B1 FR2258454 B1 FR 2258454B1 FR 7402186 A FR7402186 A FR 7402186A FR 7402186 A FR7402186 A FR 7402186A FR 2258454 B1 FR2258454 B1 FR 2258454B1
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
FR7402186A
Other languages
French (fr)
Other versions
FR2258454A1 (en
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.)
Creusot Loire SA
Original Assignee
Creusot Loire 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 Creusot Loire SA filed Critical Creusot Loire SA
Priority to FR7402186A priority Critical patent/FR2258454A1/fr
Publication of FR2258454A1 publication Critical patent/FR2258454A1/fr
Application granted granted Critical
Publication of FR2258454B1 publication Critical patent/FR2258454B1/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
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters

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)
FR7402186A 1974-01-23 1974-01-23 Oxygen converter for steel mfr - using two groups of tuyeres so a second gas can be added during de-phosphorisation Granted FR2258454A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7402186A FR2258454A1 (en) 1974-01-23 1974-01-23 Oxygen converter for steel mfr - using two groups of tuyeres so a second gas can be added during de-phosphorisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7402186A FR2258454A1 (en) 1974-01-23 1974-01-23 Oxygen converter for steel mfr - using two groups of tuyeres so a second gas can be added during de-phosphorisation

Publications (2)

Publication Number Publication Date
FR2258454A1 FR2258454A1 (en) 1975-08-18
FR2258454B1 true FR2258454B1 (sv) 1976-10-08

Family

ID=9133852

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7402186A Granted FR2258454A1 (en) 1974-01-23 1974-01-23 Oxygen converter for steel mfr - using two groups of tuyeres so a second gas can be added during de-phosphorisation

Country Status (1)

Country Link
FR (1) FR2258454A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989004377A1 (en) * 1987-11-12 1989-05-18 Mannesmann Ag Process for oxidizing treatment of steel

Also Published As

Publication number Publication date
FR2258454A1 (en) 1975-08-18

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Legal Events

Date Code Title Description
ST Notification of lapse