FR2280712A1 - Methode de desoxydation ou de carburation d'un bain metallique - Google Patents

Methode de desoxydation ou de carburation d'un bain metallique

Info

Publication number
FR2280712A1
FR2280712A1 FR7426838A FR7426838A FR2280712A1 FR 2280712 A1 FR2280712 A1 FR 2280712A1 FR 7426838 A FR7426838 A FR 7426838A FR 7426838 A FR7426838 A FR 7426838A FR 2280712 A1 FR2280712 A1 FR 2280712A1
Authority
FR
France
Prior art keywords
tuyere
during
deoxidation
powder
blowing
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
FR7426838A
Other languages
English (en)
Other versions
FR2280712B1 (fr
Inventor
Jean Bastien
Pierre Leroy
Roger Kieger
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 FR7426838A priority Critical patent/FR2280712A1/fr
Publication of FR2280712A1 publication Critical patent/FR2280712A1/fr
Application granted granted Critical
Publication of FR2280712B1 publication Critical patent/FR2280712B1/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
    • C21C7/0025—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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
    • 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
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FR7426838A 1974-08-02 1974-08-02 Methode de desoxydation ou de carburation d'un bain metallique Granted FR2280712A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7426838A FR2280712A1 (fr) 1974-08-02 1974-08-02 Methode de desoxydation ou de carburation d'un bain metallique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7426838A FR2280712A1 (fr) 1974-08-02 1974-08-02 Methode de desoxydation ou de carburation d'un bain metallique

Publications (2)

Publication Number Publication Date
FR2280712A1 true FR2280712A1 (fr) 1976-02-27
FR2280712B1 FR2280712B1 (fr) 1976-12-31

Family

ID=9142016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7426838A Granted FR2280712A1 (fr) 1974-08-02 1974-08-02 Methode de desoxydation ou de carburation d'un bain metallique

Country Status (1)

Country Link
FR (1) FR2280712A1 (fr)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
FR2280712B1 (fr) 1976-12-31

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Legal Events

Date Code Title Description
ST Notification of lapse