BE790764A - Procede de traitement de l'acier en poche - Google Patents

Procede de traitement de l'acier en poche

Info

Publication number: BE790764A
Authority: BE; Belgium
Prior art keywords: treatment process; steel treatment; pocket steel; pocket; treatment
Prior art date: 1971-11-09

Application number

BE790764A

Other languages

English (en)

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.)

1971-11-09

Filing date

1972-10-30

Publication date

1973-02-15

1972-10-30 Application filed by Arbed filed Critical Arbed

1973-02-15 Publication of BE790764A publication Critical patent/BE790764A/fr

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
- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
- B22D1/002—Treatment with gases
- B22D1/005—Injection assemblies therefor
- 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
- C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
- 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
- C21C7/072—Treatment with gases

Landscapes

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

BE790764A 1971-11-09 1972-10-30 Procede de traitement de l'acier en poche BE790764A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
LU64232		1971-11-09

Publications (1)

Publication Number	Publication Date
BE790764A true BE790764A (fr)	1973-02-15

Family

ID=19726870

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE790764A BE790764A (fr)	1971-11-09	1972-10-30	Procede de traitement de l'acier en poche

Country Status (9)

Country	Link
JP (1)	JPS5757530B2 (fr)
AT (1)	AT332439B (fr)
BE (1)	BE790764A (fr)
CA (1)	CA978368A (fr)
DE (1)	DE2253630C2 (fr)
GB (1)	GB1362637A (fr)
IT (1)	IT975418B (fr)
LU (1)	LU64232A1 (fr)
NL (1)	NL173422C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
LU86552A1 (de) *	1986-08-11	1988-03-02	Arbed	Verfahren und mittel zum gleichzeitigen aufheizen und reinigen von metallbaedern
AT390805B (de) *	1988-08-08	1990-07-10	Voest Alpine Stahl Donawitz	Verfahren zum erwaermen von stahlschmelzen sowie vorrichtung zur durchfuehrung dieses verfahrens
JPH0321820U (fr) *	1989-07-11	1991-03-05

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1031818B (de) *	1953-08-03	1958-06-12	Schuechtermann & Kremer	Vorrichtung zum Einbringen von Magnesium und aehnlichen Stoffen in im wesentlichen auf Eisen basierende Schmelzbaeder, insbesondere Gusseisen
BE742866A (fr) *	1968-12-23	1970-05-14

1971
- 1971-11-09 LU LU64232D patent/LU64232A1/xx unknown
1972
- 1972-10-30 BE BE790764A patent/BE790764A/fr not_active IP Right Cessation
- 1972-10-31 IT IT7041972A patent/IT975418B/it active
- 1972-11-02 DE DE19722253630 patent/DE2253630C2/de not_active Expired
- 1972-11-03 NL NL7214886A patent/NL173422C/xx active Search and Examination
- 1972-11-08 AT AT947772A patent/AT332439B/de not_active IP Right Cessation
- 1972-11-09 GB GB5174772A patent/GB1362637A/en not_active Expired
- 1972-11-09 CA CA156,108A patent/CA978368A/en not_active Expired
- 1972-11-09 JP JP11250872A patent/JPS5757530B2/ja not_active Expired

Also Published As

Publication number	Publication date
CA978368A (en)	1975-11-25
ATA947772A (de)	1976-01-15
JPS5757530B2 (fr)	1982-12-04
NL7214886A (fr)	1973-05-11
DE2253630A1 (de)	1973-05-10
LU64232A1 (fr)	1973-05-15
DE2253630C2 (de)	1984-11-29
JPS4855116A (fr)	1973-08-02
IT975418B (it)	1974-07-20
AT332439B (de)	1976-09-27
GB1362637A (en)	1974-08-07
NL173422C (nl)	1984-01-16

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Legal Events

Date

Code

Title

Description

1992-01-01

RE20

Patent expired

Owner name: NIPPON STEEL CORP.

Effective date: 19921030