NZ233458A - Adding gas/particulate mixture to molten metal using hollow rotor - Google Patents
Adding gas/particulate mixture to molten metal using hollow rotorInfo
- Publication number
- NZ233458A NZ233458A NZ233458A NZ23345890A NZ233458A NZ 233458 A NZ233458 A NZ 233458A NZ 233458 A NZ233458 A NZ 233458A NZ 23345890 A NZ23345890 A NZ 23345890A NZ 233458 A NZ233458 A NZ 233458A
- Authority
- NZ
- New Zealand
- Prior art keywords
- shaft
- gas
- rotor
- treatment agent
- molten metal
- Prior art date
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
- C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
-
- 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
-
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
- C21C5/4613—Refractory coated lances; Immersion lances
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898910288A GB8910288D0 (en) | 1989-05-05 | 1989-05-05 | Treatment of molten metals |
Publications (1)
Publication Number | Publication Date |
---|---|
NZ233458A true NZ233458A (en) | 1991-12-23 |
Family
ID=10656235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NZ233458A NZ233458A (en) | 1989-05-05 | 1990-04-27 | Adding gas/particulate mixture to molten metal using hollow rotor |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0396267A1 (pt) |
JP (1) | JPH02303653A (pt) |
KR (1) | KR900018397A (pt) |
AU (1) | AU622318B2 (pt) |
BR (1) | BR9002097A (pt) |
CA (1) | CA2015341A1 (pt) |
GB (1) | GB8910288D0 (pt) |
NZ (1) | NZ233458A (pt) |
ZA (1) | ZA903099B (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9100906D0 (en) * | 1991-01-16 | 1991-02-27 | Foseco Int | Rotary pipe conveyor apparatus for granular materials |
US5234202A (en) * | 1991-02-19 | 1993-08-10 | Praxair Technology, Inc. | Gas dispersion apparatus for molten aluminum refining |
NO176553C (no) * | 1993-04-14 | 1995-04-26 | Norsk Hydro As | Injeksjonsutstyr |
GB9514178D0 (en) * | 1995-07-12 | 1995-09-13 | Stride Steven | Improvements in and relating to melt treatment apparatus and methods |
DE19539621C1 (de) * | 1995-10-16 | 1997-06-05 | Bayer Ag | Begasungsrührer für Leichtmetallschmelzen |
CA2421725C (en) | 2000-09-12 | 2009-06-09 | Alcan International Limited | Process and rotary device for adding particulate solid material and gas to molten metal bath |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0183402B1 (en) * | 1984-11-29 | 1988-08-17 | Foseco International Limited | Rotary device, apparatus and method for treating molten metal |
GB8804267D0 (en) * | 1988-02-24 | 1988-03-23 | Foseco Int | Treating molten metal |
-
1989
- 1989-05-05 GB GB898910288A patent/GB8910288D0/en active Pending
-
1990
- 1990-04-11 EP EP90303889A patent/EP0396267A1/en not_active Withdrawn
- 1990-04-24 ZA ZA903099A patent/ZA903099B/xx unknown
- 1990-04-24 CA CA002015341A patent/CA2015341A1/en not_active Abandoned
- 1990-04-27 JP JP2114956A patent/JPH02303653A/ja active Pending
- 1990-04-27 NZ NZ233458A patent/NZ233458A/en unknown
- 1990-05-04 AU AU54791/90A patent/AU622318B2/en not_active Ceased
- 1990-05-04 BR BR909002097A patent/BR9002097A/pt unknown
- 1990-05-07 KR KR1019900006400A patent/KR900018397A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
BR9002097A (pt) | 1991-08-13 |
AU622318B2 (en) | 1992-04-02 |
AU5479190A (en) | 1990-11-08 |
CA2015341A1 (en) | 1990-11-05 |
JPH02303653A (ja) | 1990-12-17 |
EP0396267A1 (en) | 1990-11-07 |
KR900018397A (ko) | 1990-12-21 |
ZA903099B (en) | 1991-03-27 |
GB8910288D0 (en) | 1989-06-21 |
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