CA2315045C - Injector for gas treatment of molten metals - Google Patents
Injector for gas treatment of molten metals Download PDFInfo
- Publication number
- CA2315045C CA2315045C CA002315045A CA2315045A CA2315045C CA 2315045 C CA2315045 C CA 2315045C CA 002315045 A CA002315045 A CA 002315045A CA 2315045 A CA2315045 A CA 2315045A CA 2315045 C CA2315045 C CA 2315045C
- Authority
- CA
- Canada
- Prior art keywords
- rotor
- gas
- cavity
- molten metal
- passages
- 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.)
- Expired - Fee Related
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 191
- 239000002184 metal Substances 0.000 title claims abstract description 191
- 238000011282 treatment Methods 0.000 title description 17
- 150000002739 metals Chemical class 0.000 title description 9
- 238000007872 degassing Methods 0.000 claims abstract description 24
- 238000004891 communication Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 135
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 208000035126 Facies Diseases 0.000 description 1
- 229910033181 TiB2 Inorganic materials 0.000 description 1
- 241001504505 Troglodytes troglodytes Species 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- -1 aluminum carbides Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 235000012245 magnesium oxide Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229940101532 meted Drugs 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D27/00—Stirring devices for molten material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- B01F23/23314—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2335—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the direction of introduction of the gas relative to the stirrer
- B01F23/23352—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the direction of introduction of the gas relative to the stirrer the gas moving perpendicular to the axis of rotation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/81—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow
- B01F27/811—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow with the inflow from one side only, e.g. stirrers placed on the bottom of the receptacle, or used as a bottom discharge pump
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/94—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary cylinders or cones
- B01F27/941—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary cylinders or cones being hollow, perforated or having special stirring elements thereon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/06—Obtaining aluminium refining
- C22B21/064—Obtaining aluminium refining using inert or reactive gases
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
- B01F23/23311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a hollow stirrer axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
- B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
- B01F23/23364—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced between the stirrer elements
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/997,899 | 1997-12-24 | ||
| US08/997,899 US6056803A (en) | 1997-12-24 | 1997-12-24 | Injector for gas treatment of molten metals |
| PCT/CA1998/001152 WO1999034024A1 (en) | 1997-12-24 | 1998-12-11 | Injector for gas treatment of molten metals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2315045A1 CA2315045A1 (en) | 1999-07-08 |
| CA2315045C true CA2315045C (en) | 2005-02-15 |
Family
ID=25544529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002315045A Expired - Fee Related CA2315045C (en) | 1997-12-24 | 1998-12-11 | Injector for gas treatment of molten metals |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US6056803A (https=) |
| EP (1) | EP1042519B1 (https=) |
| JP (1) | JP2002500273A (https=) |
| AU (1) | AU747623B2 (https=) |
| CA (1) | CA2315045C (https=) |
| DE (2) | DE69813022T2 (https=) |
| ES (1) | ES2192800T3 (https=) |
| NO (1) | NO20003271L (https=) |
| WO (1) | WO1999034024A1 (https=) |
| ZA (1) | ZA9811782B (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101730828B (zh) * | 2007-07-05 | 2012-10-31 | 福塞科国际有限公司 | 处理熔融金属用的旋转搅拌装置 |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2815642B1 (fr) * | 2000-10-20 | 2003-07-11 | Pechiney Rhenalu | Dispositif rotatif de dispersion de gaz pour le traitement d'un bain de metal liquide |
| FR2816706B1 (fr) * | 2000-11-13 | 2003-01-10 | Cogema | Canne de mesure de niveau d'un bain en fusion |
| AU2002301811B2 (en) * | 2001-11-07 | 2007-08-23 | Sumitomo Chemical Company, Limited | Aluminum hydroxide aggregated particles, process for producing the same, vessel used therefor, and process for producing aluminum hydroxide powder |
| GB2396310A (en) | 2002-12-21 | 2004-06-23 | Foseco Int | Rotary device with vanes for dispersing a gas in a molten metal |
| JP5318326B2 (ja) * | 2006-02-06 | 2013-10-16 | 株式会社神戸製鋼所 | ガス吹込みノズル装置およびそれを備えたガス吹込み設備 |
| CN101490287B (zh) * | 2006-07-13 | 2013-01-02 | 派瑞泰克有限公司 | 用于使气体散布到熔融金属中的推进器 |
| ES2386389T3 (es) * | 2007-02-23 | 2012-08-20 | Alcoa Inc. | Instalación y procedimiento para procesamiento en línea de metal fundido usando un reactivo salino en un desgasificador de caja profunda |
| USD612804S1 (en) | 2007-08-30 | 2010-03-30 | Foseco International Limited | Rotor |
| USD612331S1 (en) | 2007-08-30 | 2010-03-23 | Foseco International Limited | Rotor |
| USD612332S1 (en) | 2007-08-30 | 2010-03-23 | Foseco International Limited | Rotor |
| US9127332B2 (en) * | 2008-03-11 | 2015-09-08 | Pyrotek, Inc. | Molten aluminum refining and gas dispersion system |
| JP5702598B2 (ja) * | 2010-12-28 | 2015-04-15 | 株式会社エディプラス | 攪拌用回転体および攪拌装置 |
| CZ2012446A3 (cs) | 2012-07-02 | 2013-08-28 | Jap Trading, S. R. O. | Rotacní zarízení k rafinaci kovové taveniny |
| AU2016366805B2 (en) | 2015-12-09 | 2022-03-24 | Tenova South Africa (Pty) Ltd | Method of operating a top submerged lance furnace |
| FR3096987B1 (fr) | 2019-06-07 | 2021-08-27 | Constellium Issoire | Dispositif pour piéger l’hydrogène |
| FI130400B (en) * | 2019-10-28 | 2023-08-14 | Smidth As F L | ROTORS FOR SELF-SUPPLING FLOTATION CELLS |
| DE102020215085A1 (de) * | 2020-05-14 | 2021-11-18 | Sms Group Gmbh | Gasinjektionsvorrichtung |
| EP4380720B1 (en) | 2021-09-15 | 2026-04-22 | SaniSure, Inc. | Low volume magnetic mixing system |
Family Cites Families (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1921377A (en) * | 1932-09-17 | 1933-08-08 | Dow Chemical Co | Electrolytic apparatus |
| US2393685A (en) * | 1942-12-14 | 1946-01-29 | Mathieson Alkali Works | Electrolytic cell |
| US2743914A (en) * | 1950-09-27 | 1956-05-01 | American Instr Co Inc | Gas-liquid mixing apparatus |
| US2629688A (en) * | 1950-10-28 | 1953-02-24 | Dow Chemical Co | Electrolytic apparatus for production of magnesium |
| US3227547A (en) * | 1961-11-24 | 1966-01-04 | Union Carbide Corp | Degassing molten metals |
| SE307627B (https=) * | 1967-02-09 | 1969-01-13 | J Oestberg | |
| US3849119A (en) * | 1971-11-04 | 1974-11-19 | Aluminum Co Of America | Treatment of molten aluminum with an impeller |
| US3767382A (en) * | 1971-11-04 | 1973-10-23 | Aluminum Co Of America | Treatment of molten aluminum with an impeller |
| FR2160720A1 (https=) * | 1971-11-23 | 1973-07-06 | Kocks Gmbh Friedrich | |
| US3743263A (en) * | 1971-12-27 | 1973-07-03 | Union Carbide Corp | Apparatus for refining molten aluminum |
| US3870511A (en) * | 1971-12-27 | 1975-03-11 | Union Carbide Corp | Process for refining molten aluminum |
| US3839019A (en) * | 1972-09-18 | 1974-10-01 | Aluminum Co Of America | Purification of aluminum with turbine blade agitation |
| CH583781A5 (https=) * | 1972-12-07 | 1977-01-14 | Feichtinger Heinrich Sen | |
| US3917242A (en) * | 1973-05-18 | 1975-11-04 | Southwire Co | Apparatus for fluxing and filtering of molten metal |
| US3871872A (en) * | 1973-05-30 | 1975-03-18 | Union Carbide Corp | Method for promoting metallurgical reactions in molten metal |
| US3972709A (en) * | 1973-06-04 | 1976-08-03 | Southwire Company | Method for dispersing gas into a molten metal |
| US3968022A (en) * | 1974-10-17 | 1976-07-06 | Hooker Chemicals & Plastics Corporation | Electrolytic cell seal |
| US4067731A (en) * | 1975-07-18 | 1978-01-10 | Southwire Company | Method of treating molten metal |
| US4058448A (en) * | 1976-06-23 | 1977-11-15 | Muzhzhavlev Konstantin Dmitrie | Diaphragmless electrolyzer for producing magnesium and chlorine |
| US4040610A (en) * | 1976-08-16 | 1977-08-09 | Union Carbide Corporation | Apparatus for refining molten metal |
| NO142830C (no) * | 1978-02-28 | 1980-10-29 | Trondhjems Mek Verksted As | Anordning for fordeling av en gass i et vaeskemedium |
| GR71466B (https=) * | 1978-03-06 | 1983-05-30 | Alcan Res & Dev | |
| US4203581A (en) * | 1979-03-30 | 1980-05-20 | Union Carbide Corporation | Apparatus for refining molten aluminum |
| IL61062A (en) * | 1979-09-27 | 1985-05-31 | Ishizuka Hiroshi | Apparatus for electrolytic production of magnesium metal from its chloride |
| JPS5938815B2 (ja) * | 1980-08-05 | 1984-09-19 | 昭和アルミニウム株式会社 | 液中における気泡の微細化放出装置 |
| FR2491954A1 (fr) * | 1980-10-14 | 1982-04-16 | Pechiney Aluminium | Dispositif de traitement d'un bain de metal liquide par injection de gaz |
| CA1171384A (en) * | 1980-12-11 | 1984-07-24 | Hiroshi Ishizuka | Electrolytic cell for magnesium chloride |
| JPS581025A (ja) * | 1981-05-27 | 1983-01-06 | Sumitomo Light Metal Ind Ltd | 溶融金属の処理装置 |
| FR2512067B1 (fr) * | 1981-08-28 | 1986-02-07 | Pechiney Aluminium | Dispositif rotatif de dispersion de gaz pour le traitement d'un bain de metal liquide |
| FR2514370B1 (fr) * | 1981-10-14 | 1989-09-29 | Pechiney Aluminium | Dispositif pour le traitement, au passage, d'un courant de metal ou alliage liquide a base d'aluminium ou de magnesium |
| JPS58161788A (ja) * | 1982-03-16 | 1983-09-26 | Hiroshi Ishizuka | ＭｇＣｌ↓２用電解装置 |
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| NO155447C (no) * | 1984-01-25 | 1987-04-01 | Ardal Og Sunndal Verk | Anordning ved anlegg for behandling av en vaeske, f.eks. en aluminiumssmelte. |
| JPS60200923A (ja) * | 1984-03-23 | 1985-10-11 | Showa Alum Corp | 気泡の微細化分散装置 |
| US4930986A (en) * | 1984-07-10 | 1990-06-05 | The Carborundum Company | Apparatus for immersing solids into fluids and moving fluids in a linear direction |
| FR2568267B1 (fr) * | 1984-07-27 | 1987-01-23 | Pechiney Aluminium | Poche de chloruration d'alliages d'aluminium destinee a eliminer le magnesium |
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| EP0224499A1 (fr) * | 1985-05-13 | 1987-06-10 | MAYTAIN, Christian | Procede de degazage d'une matiere en fusion et dispositif de mise en oeuvre du procede |
| DE3532956A1 (de) * | 1985-09-14 | 1987-03-19 | Metallgesellschaft Ag | Verfahren und vorrichtung zur herstellung von lithiummetall hoher reinheit durch schmelzflusselektrolyse |
| JPS6274030A (ja) * | 1985-09-27 | 1987-04-04 | Showa Alum Corp | アルミニウム溶湯の処理方法 |
| US4673434A (en) * | 1985-11-12 | 1987-06-16 | Foseco International Limited | Using a rotary device for treating molten metal |
| JPS62205235A (ja) * | 1986-03-05 | 1987-09-09 | Showa Alum Corp | 溶融金属の処理装置 |
| FR2604107B1 (fr) * | 1986-09-22 | 1988-11-10 | Pechiney Aluminium | Dispositif rotatif de mise en solution d'elements d'alliage et de dispersion de gaz dans un bain d'aluminium |
| US4714494A (en) * | 1986-12-08 | 1987-12-22 | Aluminum Company Of America | Trough shear diffusor apparatus for fluxing molten metal and method |
| GB8804267D0 (en) * | 1988-02-24 | 1988-03-23 | Foseco Int | Treating molten metal |
| AU614590B2 (en) * | 1988-03-30 | 1991-09-05 | Toho Titanium Co., Ltd. | Electrolytic cell for recovery of metal |
| JPH0233780B2 (ja) * | 1988-04-08 | 1990-07-30 | Nippon Pillar Packing | Yojukinzokunofujunbutsujokyoyokaitennozuru |
| CA1305609C (en) * | 1988-06-14 | 1992-07-28 | Peter D. Waite | Treatment of molten light metals |
| US4954167A (en) * | 1988-07-22 | 1990-09-04 | Cooper Paul V | Dispersing gas into molten metal |
| US4898367A (en) * | 1988-07-22 | 1990-02-06 | The Stemcor Corporation | Dispersing gas into molten metal |
| US5013490A (en) * | 1988-10-21 | 1991-05-07 | Showa Aluminum Corporation | Device for releasing and diffusing bubbles into liquid |
| FR2652018B1 (fr) * | 1989-09-20 | 1994-03-25 | Pechiney Rhenalu | Dispositif de traitement au moyen de gaz d'un bain liquide d'aluminium de grande surface maintenu a l'etat stationnaire dans un four. |
| FR2669041B1 (fr) * | 1990-11-09 | 1994-02-04 | Sfrm | Procede pour le traitement d'un metal en fusion et son transfert dans un espace recepteur et systeme pour la mise en óoeuvre de ce procede. |
| US5143357A (en) * | 1990-11-19 | 1992-09-01 | The Carborundum Company | Melting metal particles and dispersing gas with vaned impeller |
| US5198180A (en) * | 1991-02-19 | 1993-03-30 | Praxair Technology, Inc. | Gas dispersion apparatus with rotor and stator for molten aluminum refining |
| US5158737A (en) * | 1991-04-29 | 1992-10-27 | Altec Engineering, Inc. | Apparatus for refining molten aluminum |
| US5160693A (en) * | 1991-09-26 | 1992-11-03 | Eckert Charles E | Impeller for treating molten metals |
| US5527381A (en) * | 1994-02-04 | 1996-06-18 | Alcan International Limited | Gas treatment of molten metals |
| US5678807A (en) * | 1995-06-13 | 1997-10-21 | Cooper; Paul V. | Rotary degasser |
| DE19703062C1 (de) * | 1997-01-28 | 1998-03-26 | Conradty Mechanical & Electric | Vorrichtung zur Dispergierung von Gasen in einer Metallschmelze |
| GB0004688D0 (en) * | 2000-02-28 | 2000-04-19 | Radley Smith Philip J | Bracelet |
-
1997
- 1997-12-24 US US08/997,899 patent/US6056803A/en not_active Expired - Fee Related
-
1998
- 1998-12-11 CA CA002315045A patent/CA2315045C/en not_active Expired - Fee Related
- 1998-12-11 JP JP2000526676A patent/JP2002500273A/ja not_active Withdrawn
- 1998-12-11 EP EP98960964A patent/EP1042519B1/en not_active Expired - Lifetime
- 1998-12-11 ES ES98960964T patent/ES2192800T3/es not_active Expired - Lifetime
- 1998-12-11 DE DE69813022T patent/DE69813022T2/de not_active Expired - Fee Related
- 1998-12-11 DE DE1042519T patent/DE1042519T1/de active Pending
- 1998-12-11 AU AU16565/99A patent/AU747623B2/en not_active Ceased
- 1998-12-11 WO PCT/CA1998/001152 patent/WO1999034024A1/en not_active Ceased
- 1998-12-22 ZA ZA9811782A patent/ZA9811782B/xx unknown
-
2000
- 2000-06-22 NO NO20003271A patent/NO20003271L/no not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101730828B (zh) * | 2007-07-05 | 2012-10-31 | 福塞科国际有限公司 | 处理熔融金属用的旋转搅拌装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2315045A1 (en) | 1999-07-08 |
| US6056803A (en) | 2000-05-02 |
| AU1656599A (en) | 1999-07-19 |
| DE1042519T1 (de) | 2001-06-07 |
| EP1042519A1 (en) | 2000-10-11 |
| EP1042519B1 (en) | 2003-04-02 |
| NO20003271D0 (no) | 2000-06-22 |
| NO20003271L (no) | 2000-08-23 |
| WO1999034024A1 (en) | 1999-07-08 |
| AU747623B2 (en) | 2002-05-16 |
| JP2002500273A (ja) | 2002-01-08 |
| ZA9811782B (en) | 2000-06-22 |
| DE69813022D1 (de) | 2003-05-08 |
| ES2192800T3 (es) | 2003-10-16 |
| DE69813022T2 (de) | 2003-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |