ZA84798B - Oxygen injection nozzle of stabilised supersonic jet type for the decarburisation of cast irons and in particular chromium cast irons - Google Patents

Oxygen injection nozzle of stabilised supersonic jet type for the decarburisation of cast irons and in particular chromium cast irons

Info

Publication number
ZA84798B
ZA84798B ZA84798A ZA84798A ZA84798B ZA 84798 B ZA84798 B ZA 84798B ZA 84798 A ZA84798 A ZA 84798A ZA 84798 A ZA84798 A ZA 84798A ZA 84798 B ZA84798 B ZA 84798B
Authority
ZA
South Africa
Prior art keywords
cast irons
decarburisation
stabilised
injection nozzle
jet type
Prior art date
Application number
ZA84798A
Other languages
English (en)
Inventor
Georges Marizy
Original Assignee
Ugine Aciers
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 FR8302081A external-priority patent/FR2540519A2/fr
Application filed by Ugine Aciers filed Critical Ugine Aciers
Publication of ZA84798B publication Critical patent/ZA84798B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/005Manufacture of stainless steel
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04Removing impurities by adding a treating agent
    • C21C7/068Decarburising
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28Manufacture of steel in the converter
    • C21C5/42Constructional features of converters
    • C21C5/46Details or accessories
    • C21C5/4606Lances or injectors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Nozzles (AREA)
  • Fishing Rods (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
ZA84798A 1983-02-04 1984-02-02 Oxygen injection nozzle of stabilised supersonic jet type for the decarburisation of cast irons and in particular chromium cast irons ZA84798B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8302081A FR2540519A2 (fr) 1980-08-26 1983-02-04 Buse d'injection d'oxygene a jet supersonique stabilise pour la decarburation des fontes et, en particulier, des fontes au chrome

Publications (1)

Publication Number Publication Date
ZA84798B true ZA84798B (en) 1984-09-26

Family

ID=9285764

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA84798A ZA84798B (en) 1983-02-04 1984-02-02 Oxygen injection nozzle of stabilised supersonic jet type for the decarburisation of cast irons and in particular chromium cast irons

Country Status (10)

Country Link
EP (1) EP0119937A1 (fr)
JP (1) JPS59145717A (fr)
KR (1) KR840007751A (fr)
AU (1) AU2400784A (fr)
BR (1) BR8400446A (fr)
ES (1) ES285553Y (fr)
FI (1) FI840453A (fr)
NO (1) NO840414L (fr)
ZA (1) ZA84798B (fr)
ZW (1) ZW1584A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU86322A1 (fr) * 1986-02-25 1987-09-10 Arbed Lance de soufflage d'oxygene
CN102022917A (zh) * 2011-01-04 2011-04-20 马鞍山钢铁股份有限公司 应用于钢材生产的顶枪

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB800833A (en) * 1956-05-29 1958-09-03 British Oxygen Co Ltd Nozzles
FR1202754A (fr) * 1958-04-25 1960-01-13 Arbed Dispositif pour l'injection de produits pulvérulents ou granulés dans un bain métallique
LU52104A1 (fr) * 1966-10-04 1968-05-07
BE576330A (fr) * 1959-03-03 1959-09-03 Arbed Procédé et dispositif d'injection par le haut dans un bain métallique
FR1564580A (fr) * 1968-01-25 1969-04-25
FR2207190A1 (en) * 1972-11-17 1974-06-14 Siderurgie Fse Inst Rech Oxygen and powder blowing lance - for steel making, allows relative movement between lance parts
FR2474531B1 (fr) * 1980-01-24 1986-08-14 Ugine Gueugnon Sa Procede de decarburation des fontes au chrome, pour l'elaboration d'aciers inoxydables, par jet d'oxygene supersonique

Also Published As

Publication number Publication date
BR8400446A (pt) 1984-09-11
NO840414L (no) 1984-08-06
FI840453A (fi) 1984-08-05
ZW1584A1 (en) 1984-05-30
AU2400784A (en) 1984-08-09
KR840007751A (ko) 1984-12-10
FI840453A0 (fi) 1984-02-03
ES285553Y (es) 1987-03-01
ES285553U (es) 1986-06-16
JPS59145717A (ja) 1984-08-21
EP0119937A1 (fr) 1984-09-26

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