EP0169290A3 - Device for use in the degassing of molten metal - Google Patents
Device for use in the degassing of molten metal Download PDFInfo
- Publication number
- EP0169290A3 EP0169290A3 EP84810534A EP84810534A EP0169290A3 EP 0169290 A3 EP0169290 A3 EP 0169290A3 EP 84810534 A EP84810534 A EP 84810534A EP 84810534 A EP84810534 A EP 84810534A EP 0169290 A3 EP0169290 A3 EP 0169290A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- degassing
- molten metal
- gas
- leakage
- nozzle tip
- 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
- 239000002184 metal Substances 0.000 title abstract 3
- 238000007872 degassing Methods 0.000 title abstract 2
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT84810534T ATE51067T1 (en) | 1983-11-16 | 1984-11-05 | DEVICE FOR USE IN MOLTEN METAL DEGASSING. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/552,340 US4494735A (en) | 1983-11-16 | 1983-11-16 | Apparatus for degassing molten metal |
US552340 | 1983-11-16 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0169290A2 EP0169290A2 (en) | 1986-01-29 |
EP0169290A3 true EP0169290A3 (en) | 1987-01-14 |
EP0169290B1 EP0169290B1 (en) | 1990-03-14 |
Family
ID=24204922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP84810534A Expired - Lifetime EP0169290B1 (en) | 1983-11-16 | 1984-11-05 | Device for use in the degassing of molten metal |
Country Status (11)
Country | Link |
---|---|
US (1) | US4494735A (en) |
EP (1) | EP0169290B1 (en) |
JP (2) | JPS60116731A (en) |
AT (1) | ATE51067T1 (en) |
AU (1) | AU567194B2 (en) |
CA (1) | CA1239791A (en) |
DE (1) | DE3481640D1 (en) |
ES (1) | ES537232A0 (en) |
NO (1) | NO162866C (en) |
NZ (1) | NZ210030A (en) |
ZA (1) | ZA848580B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4647018A (en) * | 1986-02-26 | 1987-03-03 | Swiss Aluminium Ltd. | Apparatus for degassing molten metal |
ZW12087A1 (en) * | 1986-07-05 | 1987-10-28 | Injectall Ltd | Improvements in nozzles for injecting substances into liquids |
US4767598A (en) * | 1986-09-22 | 1988-08-30 | Aluminum Company Of America | Injection apparatus for introduction of a fluid material into a molten metal bath and associated method |
US4744545A (en) * | 1987-02-03 | 1988-05-17 | Swiss Aluminium Ltd. | Apparatus for degassing molten metal |
DE4025956A1 (en) * | 1990-08-16 | 1992-02-20 | Didier Werke Ag | FIREPROOF FILLING OF A RING GAP IN A METALLURGICAL TANK |
DE4213007C1 (en) * | 1992-04-21 | 1993-12-16 | Tech Resources Pty Ltd | Method and device for sealing nozzles in the surrounding refractory lining |
US5794858A (en) * | 1996-05-29 | 1998-08-18 | Ingersoll-Rand Company | Quick assembly waterjet nozzle |
US20020164913A1 (en) * | 2001-05-04 | 2002-11-07 | Pieters Gerogeann | Composite material |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE336995C (en) * | 1921-05-20 | Herbert Bondy | Arrangement of nozzles for furnaces | |
US3695603A (en) * | 1970-09-22 | 1972-10-03 | Kennecott Copper Corp | Replaceable insert for tuyere pipes of metal-refining furnaces |
FR2498946A1 (en) * | 1980-11-10 | 1982-08-06 | Europ Propulsion | Cooled injector for feeding corrosive substance into boiler - esp. where sulphur hexa:fluoride is injected into reactor contg. lithium at high temp. |
EP0070799A2 (en) * | 1981-07-22 | 1983-01-26 | Schweizerische Aluminium Ag | Gas spray-nozzle for a swirling tank reactor |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4177066A (en) * | 1978-06-12 | 1979-12-04 | Swiss Aluminium Ltd. | Method and apparatus for the removal of impurities from molten metal |
-
1983
- 1983-11-16 US US06/552,340 patent/US4494735A/en not_active Expired - Fee Related
-
1984
- 1984-10-26 AU AU34706/84A patent/AU567194B2/en not_active Ceased
- 1984-10-30 ES ES537232A patent/ES537232A0/en active Granted
- 1984-10-30 NZ NZ210030A patent/NZ210030A/en unknown
- 1984-11-02 ZA ZA848580A patent/ZA848580B/en unknown
- 1984-11-05 AT AT84810534T patent/ATE51067T1/en not_active IP Right Cessation
- 1984-11-05 EP EP84810534A patent/EP0169290B1/en not_active Expired - Lifetime
- 1984-11-05 DE DE8484810534T patent/DE3481640D1/en not_active Expired - Fee Related
- 1984-11-14 NO NO844534A patent/NO162866C/en unknown
- 1984-11-15 CA CA000467954A patent/CA1239791A/en not_active Expired
- 1984-11-16 JP JP59240861A patent/JPS60116731A/en active Granted
-
1989
- 1989-09-29 JP JP1256908A patent/JPH0363493A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE336995C (en) * | 1921-05-20 | Herbert Bondy | Arrangement of nozzles for furnaces | |
US3695603A (en) * | 1970-09-22 | 1972-10-03 | Kennecott Copper Corp | Replaceable insert for tuyere pipes of metal-refining furnaces |
FR2498946A1 (en) * | 1980-11-10 | 1982-08-06 | Europ Propulsion | Cooled injector for feeding corrosive substance into boiler - esp. where sulphur hexa:fluoride is injected into reactor contg. lithium at high temp. |
EP0070799A2 (en) * | 1981-07-22 | 1983-01-26 | Schweizerische Aluminium Ag | Gas spray-nozzle for a swirling tank reactor |
Also Published As
Publication number | Publication date |
---|---|
JPH0229733B2 (en) | 1990-07-02 |
NZ210030A (en) | 1987-03-31 |
EP0169290B1 (en) | 1990-03-14 |
US4494735A (en) | 1985-01-22 |
ATE51067T1 (en) | 1990-03-15 |
NO162866C (en) | 1990-02-28 |
CA1239791A (en) | 1988-08-02 |
ES8506811A1 (en) | 1985-08-16 |
AU3470684A (en) | 1985-05-23 |
JPS60116731A (en) | 1985-06-24 |
JPH0363493A (en) | 1991-03-19 |
EP0169290A2 (en) | 1986-01-29 |
ZA848580B (en) | 1985-06-26 |
NO162866B (en) | 1989-11-20 |
NO844534L (en) | 1985-05-20 |
AU567194B2 (en) | 1987-11-12 |
ES537232A0 (en) | 1985-08-16 |
DE3481640D1 (en) | 1990-04-19 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Designated state(s): AT BE CH DE FR GB IT LI NL SE |
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PUAL | Search report despatched |
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17P | Request for examination filed |
Effective date: 19870626 |
|
17Q | First examination report despatched |
Effective date: 19890124 |
|
ITF | It: translation for a ep patent filed |
Owner name: DE DOMINICIS & MAYER S.R.L. |
|
GRAA | (expected) grant |
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GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) | ||
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