LU86225A1 - Verfahren zum herstellen von hochwertigem stahl - Google Patents

Verfahren zum herstellen von hochwertigem stahl Download PDF

Info

Publication number: LU86225A1
Authority: LU; Luxembourg
Prior art keywords: melt; carbon; converter; oxygen; bath
Prior art date: 1985-12-23

Application number

LU86225A

Other languages

German (de)

English (en)

Inventor

Francois Schleimer

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.)

1985-12-23

Filing date

1985-12-23

Publication date

1987-07-24

1985-12-23 Application filed by Arbed filed Critical Arbed

1985-12-23 Priority to LU86225A priority Critical patent/LU86225A1/de

1986-10-23 Priority to AU64325/86A priority patent/AU590801B2/en

1986-11-05 Priority to CA000522224A priority patent/CA1288954C/fr

1986-12-02 Priority to BR8605894A priority patent/BR8605894A/pt

1986-12-05 Priority to EP86116948A priority patent/EP0226912A3/fr

1986-12-22 Priority to JP30403586A priority patent/JPS62158811A/ja

1987-07-24 Publication of LU86225A1 publication Critical patent/LU86225A1/de

Links

229910000831 Steel Inorganic materials 0.000 title claims description 17
239000010959 steel Substances 0.000 title claims description 17
238000004519 manufacturing process Methods 0.000 title claims description 6
229910052799 carbon Inorganic materials 0.000 claims description 35
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
238000000034 method Methods 0.000 claims description 20
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
239000000155 melt Substances 0.000 claims description 15
229910052760 oxygen Inorganic materials 0.000 claims description 15
239000001301 oxygen Substances 0.000 claims description 15
239000002893 slag Substances 0.000 claims description 12
238000007664 blowing Methods 0.000 claims description 7
239000003245 coal Substances 0.000 claims description 6
238000005261 decarburization Methods 0.000 claims description 6
229910000616 Ferromanganese Inorganic materials 0.000 claims description 3
239000003795 chemical substances by application Substances 0.000 claims description 3
DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 claims description 3
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 claims description 2
239000003830 anthracite Substances 0.000 claims description 2
239000011575 calcium Substances 0.000 claims description 2
229910052791 calcium Inorganic materials 0.000 claims description 2
239000012159 carrier gas Substances 0.000 claims description 2
230000003009 desulfurizing effect Effects 0.000 claims description 2
239000011261 inert gas Substances 0.000 claims description 2
229910052698 phosphorus Inorganic materials 0.000 description 10
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 9
239000011574 phosphorus Substances 0.000 description 9
238000006243 chemical reaction Methods 0.000 description 5
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
229910052751 metal Inorganic materials 0.000 description 4
239000002184 metal Substances 0.000 description 4
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
229910002091 carbon monoxide Inorganic materials 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
238000010521 absorption reaction Methods 0.000 description 2
229910002092 carbon dioxide Inorganic materials 0.000 description 2
239000001569 carbon dioxide Substances 0.000 description 2
238000011010 flushing procedure Methods 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
230000009257 reactivity Effects 0.000 description 2
239000007787 solid Substances 0.000 description 2
229910052717 sulfur Inorganic materials 0.000 description 2
239000011593 sulfur Substances 0.000 description 2
229910000519 Ferrosilicon Inorganic materials 0.000 description 1
229910000805 Pig iron Inorganic materials 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
239000000654 additive Substances 0.000 description 1
238000005275 alloying Methods 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000005255 carburizing Methods 0.000 description 1
239000003638 chemical reducing agent Substances 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
238000006477 desulfuration reaction Methods 0.000 description 1
230000023556 desulfurization Effects 0.000 description 1
239000004744 fabric Substances 0.000 description 1
239000007789 gas Substances 0.000 description 1
230000003993 interaction Effects 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000000203 mixture Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000002203 pretreatment Methods 0.000 description 1
238000010079 rubber tapping Methods 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
230000001629 suppression Effects 0.000 description 1
238000005979 thermal decomposition reaction Methods 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
- C21C5/30—Regulating or controlling the blowing
- C21C5/32—Blowing from above

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Treatment Of Steel In Its Molten State (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)

LU86225A 1985-12-23 1985-12-23 Verfahren zum herstellen von hochwertigem stahl LU86225A1 (de)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
LU86225A LU86225A1 (de)	1985-12-23	1985-12-23	Verfahren zum herstellen von hochwertigem stahl
AU64325/86A AU590801B2 (en)	1985-12-23	1986-10-23	A process for producing high quality steel
CA000522224A CA1288954C (fr)	1985-12-23	1986-11-05	Methode de production d'acier de qualite superieure
BR8605894A BR8605894A (pt)	1985-12-23	1986-12-02	Processo para fabricacao de aco de alta qualidade
EP86116948A EP0226912A3 (fr)	1985-12-23	1986-12-05	Procédé de fabrication d'acier de haute qualité
JP30403586A JPS62158811A (ja)	1985-12-23	1986-12-22	高品質鋼の製造方法

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
LU86225A LU86225A1 (de)	1985-12-23	1985-12-23	Verfahren zum herstellen von hochwertigem stahl
LU86225		1985-12-23

Publications (1)

Publication Number	Publication Date
LU86225A1 true LU86225A1 (de)	1987-07-24

Family

ID=19730608

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LU86225A LU86225A1 (de)	1985-12-23	1985-12-23	Verfahren zum herstellen von hochwertigem stahl

Country Status (6)

Country	Link
EP (1)	EP0226912A3 (fr)
JP (1)	JPS62158811A (fr)
AU (1)	AU590801B2 (fr)
BR (1)	BR8605894A (fr)
CA (1)	CA1288954C (fr)
LU (1)	LU86225A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102019215678A1 (de) *	2019-10-11	2021-04-15	Sms Group Gmbh	Verfahren zum Entphosphern einer Stahlschmelze während des Frischprozesses

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3702243A (en) *	1969-04-15	1972-11-07	Nat Steel Corp	Method of preparing deoxidized steel
AU6823981A (en) *	1980-03-21	1981-10-15	Nippon Steel Corporation	Multi-stage steel making
LU84168A1 (de) *	1982-05-25	1984-03-07	Arbed	Verfahren zum aufkohlen von metallschmelzen
LU85363A1 (fr) *	1984-05-15	1986-01-29	Arbed	Dispositif d'adaptation pour tuyere d'acceleration de particules solides

1985
- 1985-12-23 LU LU86225A patent/LU86225A1/de unknown
1986
- 1986-10-23 AU AU64325/86A patent/AU590801B2/en not_active Ceased
- 1986-11-05 CA CA000522224A patent/CA1288954C/fr not_active Expired - Lifetime
- 1986-12-02 BR BR8605894A patent/BR8605894A/pt unknown
- 1986-12-05 EP EP86116948A patent/EP0226912A3/fr not_active Withdrawn
- 1986-12-22 JP JP30403586A patent/JPS62158811A/ja active Pending

Also Published As

Publication number	Publication date
BR8605894A (pt)	1987-08-25
AU6432586A (en)	1987-06-25
AU590801B2 (en)	1989-11-16
CA1288954C (fr)	1991-09-17
JPS62158811A (ja)	1987-07-14
EP0226912A2 (fr)	1987-07-01
EP0226912A3 (fr)	1989-04-26

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