FR2361963A1 - Ajutage refractaire rapporte pour trou de coulee et procede pour empecher les inclusions d'oxydes - Google Patents
Ajutage refractaire rapporte pour trou de coulee et procede pour empecher les inclusions d'oxydesInfo
- Publication number
- FR2361963A1 FR2361963A1 FR7724647A FR7724647A FR2361963A1 FR 2361963 A1 FR2361963 A1 FR 2361963A1 FR 7724647 A FR7724647 A FR 7724647A FR 7724647 A FR7724647 A FR 7724647A FR 2361963 A1 FR2361963 A1 FR 2361963A1
- Authority
- FR
- France
- Prior art keywords
- oxides
- reported
- procedure
- casting hole
- refractory nozzle
- Prior art date
- 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.)
- Granted
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
- B22D41/08—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like for bottom pouring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Continuous Casting (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Nozzles (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
Le trou de coulée selon l'invention se distingue en ce qu'il comporte un ajutage rapporté en matière réfractaire comportant une partie superieure cylindrique 38 de diamètre supérieur à celui de la partie inférieure cylindrique 36 et un élément coaxial 40 comportant un orifice 42 d'un diamètre inférieur à celui de la partie 38 de façon à établir au-dessus de la surface 44 une zone de stagnation relative du métal et qu'en dessous de l'élément 40 la veine contractée ne vienne pas en contact avec les surfaces situées en dessous de l'élément 40 pour empêcher l'accumulation d'inclusions d'oxydes qui autrement risqueraient de réduire le diamètre de l'orifice. Un tel dispositif convient en particulier pour la coulée continue d'aciers calmés par l'aluminium.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71560376A | 1976-08-18 | 1976-08-18 | |
US05/794,290 US4117959A (en) | 1976-08-18 | 1977-05-05 | Method and single piece annular nozzle to prevent alumina buildup during continuous casting of al-killed steel |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2361963A1 true FR2361963A1 (fr) | 1978-03-17 |
FR2361963B1 FR2361963B1 (fr) | 1983-07-29 |
Family
ID=27109385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7724647A Granted FR2361963A1 (fr) | 1976-08-18 | 1977-08-10 | Ajutage refractaire rapporte pour trou de coulee et procede pour empecher les inclusions d'oxydes |
Country Status (26)
Country | Link |
---|---|
JP (1) | JPS5829181B2 (fr) |
AR (1) | AR213212A1 (fr) |
AT (1) | AT358752B (fr) |
AU (1) | AU505612B2 (fr) |
BR (1) | BR7705415A (fr) |
CA (1) | CA1082421A (fr) |
CH (1) | CH624863A5 (fr) |
CS (1) | CS222155B2 (fr) |
DE (1) | DE2737123C2 (fr) |
ES (1) | ES461726A1 (fr) |
FI (1) | FI61139C (fr) |
FR (1) | FR2361963A1 (fr) |
GB (1) | GB1592554A (fr) |
GR (1) | GR71863B (fr) |
HU (1) | HU177768B (fr) |
IT (1) | IT1082286B (fr) |
MX (1) | MX146487A (fr) |
NL (1) | NL183440C (fr) |
NO (1) | NO152677C (fr) |
NZ (1) | NZ184879A (fr) |
PH (1) | PH14710A (fr) |
PL (1) | PL108373B1 (fr) |
PT (1) | PT66906B (fr) |
SE (1) | SE451000B (fr) |
TR (1) | TR21159A (fr) |
YU (1) | YU42156B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5625084A (en) * | 1979-08-08 | 1981-03-10 | Mitsubishi Heavy Ind Ltd | Carrier for used nuclear fuel |
DE3607104C1 (de) * | 1986-03-05 | 1987-08-27 | Didier Werke Ag | Tauchrohr |
JPH061918Y2 (ja) * | 1987-02-27 | 1994-01-19 | 三菱重工業株式会社 | 産業廃棄物輸送船 |
GB2230719A (en) * | 1989-04-27 | 1990-10-31 | Flogates Ltd | Controlling deposition of particles from molten metals |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1747530A (en) * | 1928-04-10 | 1930-02-18 | William T Schaup | Nozzle for metal-pouring ladles |
US2252635A (en) * | 1940-03-05 | 1941-08-12 | Karr Raymond | Ladle pouring nozzle |
GB1295169A (fr) * | 1969-10-30 | 1972-11-01 |
-
1977
- 1977-08-09 NZ NZ184879A patent/NZ184879A/xx unknown
- 1977-08-09 AU AU27751/77A patent/AU505612B2/en not_active Expired
- 1977-08-10 FR FR7724647A patent/FR2361963A1/fr active Granted
- 1977-08-10 PT PT66906A patent/PT66906B/pt unknown
- 1977-08-12 SE SE7709156A patent/SE451000B/xx not_active IP Right Cessation
- 1977-08-12 NL NLAANVRAGE7708942,A patent/NL183440C/xx not_active IP Right Cessation
- 1977-08-15 CS CS775350A patent/CS222155B2/cs unknown
- 1977-08-15 PH PH20119A patent/PH14710A/en unknown
- 1977-08-15 AR AR268792A patent/AR213212A1/es active
- 1977-08-16 TR TR21159A patent/TR21159A/xx unknown
- 1977-08-16 CA CA284,780A patent/CA1082421A/fr not_active Expired
- 1977-08-16 MX MX170257A patent/MX146487A/es unknown
- 1977-08-16 BR BR7705415A patent/BR7705415A/pt unknown
- 1977-08-17 NO NO772871A patent/NO152677C/no unknown
- 1977-08-17 GR GR54178A patent/GR71863B/el unknown
- 1977-08-17 FI FI772454A patent/FI61139C/fi not_active IP Right Cessation
- 1977-08-17 AT AT593577A patent/AT358752B/de not_active IP Right Cessation
- 1977-08-17 GB GB34593/77A patent/GB1592554A/en not_active Expired
- 1977-08-17 DE DE2737123A patent/DE2737123C2/de not_active Expired
- 1977-08-17 IT IT68879/77A patent/IT1082286B/it active
- 1977-08-18 ES ES461726A patent/ES461726A1/es not_active Expired
- 1977-08-18 HU HU77UE79A patent/HU177768B/hu not_active IP Right Cessation
- 1977-08-18 JP JP52099074A patent/JPS5829181B2/ja not_active Expired
- 1977-08-18 PL PL1977200349A patent/PL108373B1/pl unknown
- 1977-08-18 YU YU1966/77A patent/YU42156B/xx unknown
- 1977-08-18 CH CH1014477A patent/CH624863A5/de not_active IP Right Cessation
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
ST | Notification of lapse |