BR8901996A - INJECTION OR INSUFLATION BOAT AND PROTECTION TIP IN REFRACTORY MATERIAL - Google Patents

INJECTION OR INSUFLATION BOAT AND PROTECTION TIP IN REFRACTORY MATERIAL

Info

Publication number
BR8901996A
BR8901996A BR8901996A BR8901996A BR8901996A BR 8901996 A BR8901996 A BR 8901996A BR 8901996 A BR8901996 A BR 8901996A BR 8901996 A BR8901996 A BR 8901996A BR 8901996 A BR8901996 A BR 8901996A
Authority
BR
Brazil
Prior art keywords
insuflation
boat
injection
refractory material
protection tip
Prior art date
Application number
BR8901996A
Other languages
Portuguese (pt)
Inventor
Rene Desaar
Original Assignee
Desaar Rech & Dev
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 Desaar Rech & Dev filed Critical Desaar Rech & Dev
Publication of BR8901996A publication Critical patent/BR8901996A/en

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
    • C21C5/4606—Lances or injectors
    • C21C5/4613—Refractory coated lances; Immersion lances
    • 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
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Nozzles (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
BR8901996A 1988-04-28 1989-04-27 INJECTION OR INSUFLATION BOAT AND PROTECTION TIP IN REFRACTORY MATERIAL BR8901996A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP88870073A EP0339174A1 (en) 1988-04-28 1988-04-28 Lance for injection or blowing-up with a cooling chamber

Publications (1)

Publication Number Publication Date
BR8901996A true BR8901996A (en) 1989-12-05

Family

ID=8200686

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8901996A BR8901996A (en) 1988-04-28 1989-04-27 INJECTION OR INSUFLATION BOAT AND PROTECTION TIP IN REFRACTORY MATERIAL

Country Status (3)

Country Link
EP (1) EP0339174A1 (en)
CN (1) CN1037361A (en)
BR (1) BR8901996A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0919634A1 (en) * 1997-12-01 1999-06-02 Plibrico G.m.b.H. Blow lance with gas cooled refractory casing
CN113048486A (en) * 2021-03-23 2021-06-29 中国恩菲工程技术有限公司 Industrial waste comprehensive treatment furnace

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1125234A (en) * 1954-05-28 1956-10-26 Huettenwerk Oberhausen Ag Blow nozzle for metal refining
BE849582R (en) * 1976-01-07 1977-04-15 Rene Desaar POCKET CAST IRON DESULFURATION LANCE
LU76254A1 (en) * 1976-11-24 1978-07-10
DE3423192A1 (en) * 1984-06-22 1986-01-02 Krupp Polysius Ag, 4720 Beckum Submerged lance
BE902065A (en) * 1985-03-29 1985-07-16 Vasipari Kutato Fejleszto Blowing lance for treating metal melt baths - includes metal tube comprising several layers with channels for cooling agent

Also Published As

Publication number Publication date
EP0339174A1 (en) 1989-11-02
CN1037361A (en) 1989-11-22

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