FR2047918B3 - - Google Patents
Info
- Publication number
- FR2047918B3 FR2047918B3 FR7022603A FR7022603A FR2047918B3 FR 2047918 B3 FR2047918 B3 FR 2047918B3 FR 7022603 A FR7022603 A FR 7022603A FR 7022603 A FR7022603 A FR 7022603A FR 2047918 B3 FR2047918 B3 FR 2047918B3
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
-
- 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
-
- 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
- C21C7/0081—Treating and handling under pressure
-
- 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)
- Coating With Molten Metal (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE735159 | 1969-06-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2047918A7 FR2047918A7 (en) | 1971-03-19 |
FR2047918B3 true FR2047918B3 (enrdf_load_stackoverflow) | 1973-04-06 |
Family
ID=3854963
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7022603A Expired FR2047918A7 (en) | 1969-06-25 | 1970-06-19 | Metal melt treatment in hermetically - sealed casting vessel |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE735159A (enrdf_load_stackoverflow) |
DE (1) | DE2030996A1 (enrdf_load_stackoverflow) |
FR (1) | FR2047918A7 (enrdf_load_stackoverflow) |
LU (1) | LU61062A1 (enrdf_load_stackoverflow) |
NL (1) | NL7009262A (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4746361A (en) * | 1987-04-03 | 1988-05-24 | Inland Steel Company | Controlling dissolved oxygen content in molten steel |
AU605949B2 (en) * | 1987-12-25 | 1991-01-24 | Nkk Corporation | Method for cleaning molten metal and apparatus therefor |
FR2632971B1 (fr) * | 1988-06-17 | 1993-09-03 | Vallourec | Procede de traitement des aciers liquides par injection de gaz a travers le fond de poche |
-
1969
- 1969-06-25 BE BE735159D patent/BE735159A/xx unknown
-
1970
- 1970-06-04 LU LU61062D patent/LU61062A1/xx unknown
- 1970-06-19 FR FR7022603A patent/FR2047918A7/fr not_active Expired
- 1970-06-23 DE DE19702030996 patent/DE2030996A1/de active Pending
- 1970-06-24 NL NL7009262A patent/NL7009262A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL7009262A (enrdf_load_stackoverflow) | 1970-12-29 |
BE735159A (enrdf_load_stackoverflow) | 1969-12-29 |
LU61062A1 (enrdf_load_stackoverflow) | 1970-08-04 |
FR2047918A7 (en) | 1971-03-19 |
DE2030996A1 (de) | 1971-01-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |