ATE47727T1 - Zweistufiges desoxidationsverfahren bei der stahlherstellung. - Google Patents

Zweistufiges desoxidationsverfahren bei der stahlherstellung.

Info

Publication number: ATE47727T1
Authority: AT; Austria
Prior art keywords: deoxidation process; steel manufacture; ladle; stage deoxidation; aluminium
Prior art date: 1984-05-25

Application number

AT84303555T

Other languages

English (en)

Inventor

Maw-Cheng Shieh

Seng-Jung Chen

Li-Jung Hu

Jin-Luh Su

Original Assignee

China Steel Corp

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.)

1984-05-25

Filing date

1984-05-25

Publication date

1989-11-15

1984-05-25 Application filed by China Steel Corp filed Critical China Steel Corp

1989-11-15 Application granted granted Critical

1989-11-15 Publication of ATE47727T1 publication Critical patent/ATE47727T1/de

Links

238000000034 method Methods 0.000 title abstract 5
238000004519 manufacturing process Methods 0.000 title abstract 2
229910001021 Ferroalloy Inorganic materials 0.000 abstract 1
229910000655 Killed steel Inorganic materials 0.000 abstract 1
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
229910000831 Steel Inorganic materials 0.000 abstract 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
229910052782 aluminium Inorganic materials 0.000 abstract 1
239000004411 aluminium Substances 0.000 abstract 1
238000009848 ladle injection Methods 0.000 abstract 1
238000010079 rubber tapping Methods 0.000 abstract 1
239000010959 steel Substances 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/06—Deoxidising, e.g. killing

Landscapes

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

AT84303555T 1984-05-25 1984-05-25 Zweistufiges desoxidationsverfahren bei der stahlherstellung. ATE47727T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP84303555A EP0163784B1 (de)	1984-05-25	1984-05-25	Zweistufiges Desoxidationsverfahren bei der Stahlherstellung
AU40220/85A AU567212B2 (en)	1984-05-25	1985-03-21	Pre-deoxidation process in steelmaking

Publications (1)

Publication Number	Publication Date
ATE47727T1 true ATE47727T1 (de)	1989-11-15

Family

ID=36838654

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT84303555T ATE47727T1 (de)	1984-05-25	1984-05-25	Zweistufiges desoxidationsverfahren bei der stahlherstellung.

Country Status (5)

Country	Link
EP (1)	EP0163784B1 (de)
AT (1)	ATE47727T1 (de)
AU (1)	AU567212B2 (de)
DE (1)	DE3480350D1 (de)
ZA (1)	ZA852015B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2410252B (en) *	2000-06-05	2005-09-07	Sanyo Special Steel Co Ltd	High-cleanliness steel and process for producing the same
GB2406580B (en) *	2000-06-05	2005-09-07	Sanyo Special Steel Co Ltd	High-cleanliness steel and process for producing the same
US7396378B2 (en) *	2000-06-05	2008-07-08	Sanyo Special Steel Co., Ltd.	Process for producing a high cleanliness steel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE957665C (de) *		1957-01-17	Max-Planck-Institut iur Eisenforschung e V, Dussel dorf	Verfahren und Einrichtung zum Behandeln von Eisen- und Stahlbadern
US2705196A (en) *	1952-02-20	1955-03-29	Manufacturers Chemical Corp	Process for de-oxidizing a molten metal
DE969295C (de) *	1954-01-27	1958-05-22	Hoesch Westfalenhuette Ag	Verwendung von Stahl- oder Spiegeleisen zur Vordesoxydation von Stahl
FR2387292A1 (fr) *	1977-04-14	1978-11-10	Siderurgie Fse Inst Rech	Nouveau procede de desoxydation d'un bain d'acier
US4170468A (en) *	1977-12-22	1979-10-09	United States Steel Corporation	Deoxidation of steel

1984
- 1984-05-25 AT AT84303555T patent/ATE47727T1/de not_active IP Right Cessation
- 1984-05-25 EP EP84303555A patent/EP0163784B1/de not_active Expired
- 1984-05-25 DE DE8484303555T patent/DE3480350D1/de not_active Expired
1985
- 1985-03-18 ZA ZA852015A patent/ZA852015B/xx unknown
- 1985-03-21 AU AU40220/85A patent/AU567212B2/en not_active Ceased

Also Published As

Publication number	Publication date
EP0163784A1 (de)	1985-12-11
EP0163784B1 (de)	1989-11-02
AU4022085A (en)	1986-09-25
AU567212B2 (en)	1987-11-12
DE3480350D1 (en)	1989-12-07
ZA852015B (en)	1985-09-19

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Legal Events

Date	Code	Title	Description
1990-03-15	UEP	Publication of translation of european patent specification
1997-02-15	REN	Ceased due to non-payment of the annual fee