BR8901017A - Bocal para agulheta de afinacao - Google Patents

Bocal para agulheta de afinacao

Info

Publication number
BR8901017A
BR8901017A BR898901017A BR8901017A BR8901017A BR 8901017 A BR8901017 A BR 8901017A BR 898901017 A BR898901017 A BR 898901017A BR 8901017 A BR8901017 A BR 8901017A BR 8901017 A BR8901017 A BR 8901017A
Authority
BR
Brazil
Prior art keywords
tuyere
lance
mouthpiece
needle nozzle
tuning needle
Prior art date
Application number
BR898901017A
Other languages
English (en)
Inventor
Romain Henrion
Henri Klein
Francois Knaff
Original Assignee
Arbed
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 Arbed filed Critical Arbed
Publication of BR8901017A publication Critical patent/BR8901017A/pt

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
    • 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
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/305—Afterburning

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)
  • Jellies, Jams, And Syrups (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Nozzles (AREA)
BR898901017A 1988-03-11 1989-03-02 Bocal para agulheta de afinacao BR8901017A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU87156A LU87156A1 (fr) 1988-03-11 1988-03-11 Tuyere pour lance d'affinage

Publications (1)

Publication Number Publication Date
BR8901017A true BR8901017A (pt) 1989-10-24

Family

ID=19731031

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898901017A BR8901017A (pt) 1988-03-11 1989-03-02 Bocal para agulheta de afinacao

Country Status (10)

Country Link
US (1) US4971297A (pt)
EP (1) EP0336109B1 (pt)
JP (1) JP2641287B2 (pt)
AT (1) ATE79412T1 (pt)
AU (1) AU611777B2 (pt)
BR (1) BR8901017A (pt)
CA (1) CA1330874C (pt)
DE (1) DE68902411T2 (pt)
ES (1) ES2034433T3 (pt)
LU (1) LU87156A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5865876A (en) * 1995-06-07 1999-02-02 Ltv Steel Company, Inc. Multipurpose lance
US5681526A (en) * 1996-04-23 1997-10-28 Usx Corporation Method and apparatus for post-combustion of gases during the refining of molten metal
US5830259A (en) * 1996-06-25 1998-11-03 Ltv Steel Company, Inc. Preventing skull accumulation on a steelmaking lance
US5885323A (en) * 1997-04-25 1999-03-23 Ltv Steel Company, Inc. Foamy slag process using multi-circuit lance
WO2022074430A1 (en) * 2020-10-06 2022-04-14 Arcelormittal Post combustion lance

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015481A (en) * 1959-12-11 1962-01-02 Archie H Clingensmith Tuyere assembly
US3488044A (en) * 1967-05-01 1970-01-06 Nat Steel Corp Apparatus for refining metal
US3627294A (en) * 1970-03-25 1971-12-14 Atlantic Richfield Co Protection sleeve for dip tubes
CA941159A (en) * 1971-01-27 1974-02-05 Boris S. Yarovsky Chaikin Oxygen tuyere of a steel-melting mill
US3972517A (en) * 1974-08-05 1976-08-03 Fedor Vladimirovich Kraizinger Tuyere for introducing reactants into a bath of molten metal
LU78906A1 (fr) * 1978-01-19 1979-09-06 Arbed Procede et dispositif pour l'affinage d'un bain de metal
LU82846A1 (fr) * 1980-10-13 1982-05-10 Arbed Lance de soufflage d'oxygene
NL8104474A (nl) * 1981-10-01 1983-05-02 Estel Hoogovens Bv Vloeistofgekoelde lans voor het blazen van zuurstof op een staalbad.
LU83814A1 (fr) * 1981-12-04 1983-09-01 Arbed Procede et dispositif pour l'affinage d'un bain de metal contenant des matieres refroidissantes solides
CA1293121C (en) * 1985-08-20 1991-12-17 Nobuyoshi Takashiba Lance for blow-refinement in converter
LU86329A1 (fr) * 1986-02-28 1987-09-10 Arbed Tuyere pour lance d'affinage

Also Published As

Publication number Publication date
DE68902411T2 (de) 1992-12-10
CA1330874C (en) 1994-07-26
AU611777B2 (en) 1991-06-20
EP0336109B1 (fr) 1992-08-12
JP2641287B2 (ja) 1997-08-13
JPH01275713A (ja) 1989-11-06
US4971297A (en) 1990-11-20
EP0336109A1 (fr) 1989-10-11
DE68902411D1 (de) 1992-09-17
ES2034433T3 (es) 1993-04-01
AU3116089A (en) 1989-09-14
LU87156A1 (fr) 1989-10-26
ATE79412T1 (de) 1992-08-15

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Legal Events

Date Code Title Description
KD Notifcation of receipt (letter patent)
FG Letter patent granted
PC Transfer
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 02/03/2004