BR8901017A - Bocal para agulheta de afinacao - Google Patents

Bocal para agulheta de afinacao

Info

Publication number: BR8901017A
Authority: BR; Brazil
Prior art keywords: tuyere; lance; mouthpiece; needle nozzle; tuning needle
Prior art date: 1988-03-11

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.)

1988-03-11

Filing date

1989-03-02

Publication date

1989-10-24

1989-03-02 Application filed by Arbed filed Critical Arbed

1989-10-24 Publication of BR8901017A publication Critical patent/BR8901017A/pt

Links

QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
239000002184 metal Substances 0.000 abstract 1
229910052760 oxygen Inorganic materials 0.000 abstract 1
239000001301 oxygen Substances 0.000 abstract 1
238000007670 refining Methods 0.000 abstract 1
238000011144 upstream manufacturing Methods 0.000 abstract 1

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)
Nozzles (AREA)
Furnace Charging Or Discharging (AREA)
Treatment Of Steel In Its Molten State (AREA)
Fuel-Injection Apparatus (AREA)
Injection Moulding Of Plastics Or The Like (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 (7)

* 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
RU2239661C1 (ru) *	2003-02-13	2004-11-10	Караник Юрий Апполинарьевич	Наконечник кислородно-конвертерной фурмы
RU2316601C2 (ru) *	2006-02-13	2008-02-10	Юрий Апполинарьевич Караник	Наконечник кислородно-конверторной фурмы караника
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

1988
- 1988-03-11 LU LU87156A patent/LU87156A1/fr unknown
1989
- 1989-03-01 DE DE8989103569T patent/DE68902411T2/de not_active Expired - Lifetime
- 1989-03-01 ES ES198989103569T patent/ES2034433T3/es not_active Expired - Lifetime
- 1989-03-01 AT AT89103569T patent/ATE79412T1/de not_active IP Right Cessation
- 1989-03-01 EP EP89103569A patent/EP0336109B1/fr not_active Expired - Lifetime
- 1989-03-02 BR BR898901017A patent/BR8901017A/pt not_active IP Right Cessation
- 1989-03-07 CA CA000593013A patent/CA1330874C/en not_active Expired - Fee Related
- 1989-03-09 US US07/321,031 patent/US4971297A/en not_active Expired - Fee Related
- 1989-03-09 AU AU31160/89A patent/AU611777B2/en not_active Ceased
- 1989-03-10 JP JP1059473A patent/JP2641287B2/ja not_active Expired - Lifetime

Also Published As

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

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Legal Events

Date	Code	Title	Description
1995-04-04	KD	Notifcation of receipt (letter patent)
1995-07-25	FG	Letter patent granted
1997-12-30	PC	Transfer
2009-12-15	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 02/03/2004