LU87354A1 - Lance d'affinage - Google Patents

Lance d'affinage Download PDF

Info

Publication number: LU87354A1
Authority: LU; Luxembourg
Prior art keywords: oxygen; lance; mouth; edge; supplying
Prior art date: 1988-09-28

Application number

LU87354A

Other languages

English (en)

French (fr)

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.)

1988-09-28

Filing date

1988-09-28

Publication date

1990-04-06

1988-09-28 Application filed by Arbed filed Critical Arbed

1988-09-28 Priority to LU87354A priority Critical patent/LU87354A1/fr

1989-09-08 Priority to EP89116607A priority patent/EP0364721B1/de

1989-09-08 Priority to DE89116607T priority patent/DE68906505T2/de

1989-09-08 Priority to AT89116607T priority patent/ATE89321T1/de

1990-04-06 Publication of LU87354A1 publication Critical patent/LU87354A1/fr

Links

238000007670 refining Methods 0.000 title claims abstract description 14
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 29
229910052760 oxygen Inorganic materials 0.000 claims abstract description 29
239000001301 oxygen Substances 0.000 claims abstract description 29
239000007789 gas Substances 0.000 claims description 14
238000002485 combustion reaction Methods 0.000 claims description 6
230000001105 regulatory effect Effects 0.000 claims description 2
238000011144 upstream manufacturing Methods 0.000 claims description 2
229910052751 metal Inorganic materials 0.000 abstract description 4
239000002184 metal Substances 0.000 abstract description 4
239000012530 fluid Substances 0.000 description 2
239000007788 liquid Substances 0.000 description 2
125000006850 spacer group Chemical group 0.000 description 2
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
235000014443 Pyrus communis Nutrition 0.000 description 1
238000013459 approach Methods 0.000 description 1
229910002091 carbon monoxide Inorganic materials 0.000 description 1
210000003679 cervix uteri Anatomy 0.000 description 1
238000001816 cooling Methods 0.000 description 1
239000012809 cooling fluid Substances 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000000034 method Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- C21C5/4606—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)
Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Manufacture And Refinement Of Metals (AREA)
Treatment Of Steel In Its Molten State (AREA)

LU87354A 1988-09-28 1988-09-28 Lance d'affinage LU87354A1 (fr)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
LU87354A LU87354A1 (fr)	1988-09-28	1988-09-28	Lance d'affinage
EP89116607A EP0364721B1 (de)	1988-09-28	1989-09-08	Lanze zum Blasfrischen
DE89116607T DE68906505T2 (de)	1988-09-28	1989-09-08	Lanze zum Blasfrischen.
AT89116607T ATE89321T1 (de)	1988-09-28	1989-09-08	Lanze zum blasfrischen.

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
LU87354		1988-09-28
LU87354A LU87354A1 (fr)	1988-09-28	1988-09-28	Lance d'affinage

Publications (1)

Publication Number	Publication Date
LU87354A1 true LU87354A1 (fr)	1990-04-06

Family

ID=19731099

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LU87354A LU87354A1 (fr)	1988-09-28	1988-09-28	Lance d'affinage

Country Status (4)

Country	Link
EP (1)	EP0364721B1 (de)
AT (1)	ATE89321T1 (de)
DE (1)	DE68906505T2 (de)
LU (1)	LU87354A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
LU87855A1 (fr) *	1990-12-10	1992-08-25	Arbed	Lance de soufflage
FR2797738A1 (fr) *	1999-08-18	2001-02-23	Air Liquide	Procede d'injection d'un gaz supersonique dans un four a arc electrique et four a arc pour la mise en oeuvre de ce procede

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
LU82846A1 (fr) *	1980-10-13	1982-05-10	Arbed	Lance de soufflage d'oxygene
FR2496699B1 (fr) *	1980-12-22	1985-06-21	Siderurgie Fse Inst Rech	Lance de soufflage de gaz oxydant, notamment d'oxygene, pour le traitement des metaux en fusion
LU86321A1 (fr) *	1986-02-25	1987-09-10	Arbed	Lance de soufflage d'oxygene
LU86329A1 (fr) *	1986-02-28	1987-09-10	Arbed	Tuyere pour lance d'affinage

1988
- 1988-09-28 LU LU87354A patent/LU87354A1/fr unknown
1989
- 1989-09-08 DE DE89116607T patent/DE68906505T2/de not_active Expired - Fee Related
- 1989-09-08 AT AT89116607T patent/ATE89321T1/de not_active IP Right Cessation
- 1989-09-08 EP EP89116607A patent/EP0364721B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0364721B1 (de)	1993-05-12
DE68906505D1 (de)	1993-06-17
DE68906505T2 (de)	1993-10-07
ATE89321T1 (de)	1993-05-15
EP0364721A1 (de)	1990-04-25

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