FR2758486B1 - IMPROVED DEVICE FOR BLOWING A GAS INTO A MOLTEN METAL - Google Patents

IMPROVED DEVICE FOR BLOWING A GAS INTO A MOLTEN METAL

Info

Publication number
FR2758486B1
FR2758486B1 FR9700680A FR9700680A FR2758486B1 FR 2758486 B1 FR2758486 B1 FR 2758486B1 FR 9700680 A FR9700680 A FR 9700680A FR 9700680 A FR9700680 A FR 9700680A FR 2758486 B1 FR2758486 B1 FR 2758486B1
Authority
FR
France
Prior art keywords
blowing
gas
molten metal
improved device
improved
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.)
Expired - Fee Related
Application number
FR9700680A
Other languages
French (fr)
Other versions
FR2758486A1 (en
Inventor
Gerard Barrere
Urs Steiner
Jean Pierre Gakyere
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.)
Savoie Refractaires SA
Original Assignee
Savoie Refractaires 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 Savoie Refractaires SA filed Critical Savoie Refractaires SA
Priority to FR9700680A priority Critical patent/FR2758486B1/en
Priority to BR9800444A priority patent/BR9800444A/en
Priority to EP98400132A priority patent/EP0855237A1/en
Priority to CA 2227725 priority patent/CA2227725A1/en
Publication of FR2758486A1 publication Critical patent/FR2758486A1/en
Application granted granted Critical
Publication of FR2758486B1 publication Critical patent/FR2758486B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Coating With Molten Metal (AREA)
FR9700680A 1997-01-23 1997-01-23 IMPROVED DEVICE FOR BLOWING A GAS INTO A MOLTEN METAL Expired - Fee Related FR2758486B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9700680A FR2758486B1 (en) 1997-01-23 1997-01-23 IMPROVED DEVICE FOR BLOWING A GAS INTO A MOLTEN METAL
BR9800444A BR9800444A (en) 1997-01-23 1998-01-22 Insufflation device for a molten metal gas contained in a metallurgical boiler or reactor
EP98400132A EP0855237A1 (en) 1997-01-23 1998-01-22 Improved device for gas insufflation into a molten metal
CA 2227725 CA2227725A1 (en) 1997-01-23 1998-01-22 Improved device for blowing a gas into a molten metal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9700680A FR2758486B1 (en) 1997-01-23 1997-01-23 IMPROVED DEVICE FOR BLOWING A GAS INTO A MOLTEN METAL

Publications (2)

Publication Number Publication Date
FR2758486A1 FR2758486A1 (en) 1998-07-24
FR2758486B1 true FR2758486B1 (en) 1999-03-26

Family

ID=9502898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9700680A Expired - Fee Related FR2758486B1 (en) 1997-01-23 1997-01-23 IMPROVED DEVICE FOR BLOWING A GAS INTO A MOLTEN METAL

Country Status (4)

Country Link
EP (1) EP0855237A1 (en)
BR (1) BR9800444A (en)
CA (1) CA2227725A1 (en)
FR (1) FR2758486B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101819913B1 (en) * 2016-09-19 2018-01-18 한국내화 주식회사 Porous plug

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE230090C (en) *
DE898598C (en) * 1943-10-24 1954-01-11 Hoerder Huettenunion Ag Converter bottom and its use for the production of steel by the basic wind-freshening process
DE1029400B (en) * 1951-11-19 1958-05-08 Siderurgie Fse Inst Rech Bessemer or Thomaskonverter with enlarged peripheral blowing surface of the blowing base
FR2516938B1 (en) * 1981-11-23 1986-06-06 Usinor DEVICE FOR INTRODUCING GAS INTO THE LIQUID METAL BATH
BE900114A (en) * 1984-07-06 1984-11-05 Centre Rech Metallurgique Pneumatic refinement of cast iron - blowing through successive groups of tuyeres in converter base
FR2601695B1 (en) * 1986-03-28 1990-12-21 Toshin Steel Co CAP FOR REFINING APPARATUS
ATE62937T1 (en) * 1988-02-19 1991-05-15 Veitscher Magnesitwerke Ag GAS FLUSH STONE.
FR2644566B1 (en) * 1989-03-15 1991-06-21 Air Liquide ELECTRIC ARC FURNACE AND SCRAP MELTING METHOD
DE4222854C2 (en) * 1992-07-11 1995-08-31 Gutehoffnungshuette Man Base electrode for DC arc furnaces

Also Published As

Publication number Publication date
EP0855237A1 (en) 1998-07-29
BR9800444A (en) 1999-06-01
CA2227725A1 (en) 1998-07-23
FR2758486A1 (en) 1998-07-24

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030