NZ233458A - Adding gas/particulate mixture to molten metal using hollow rotor - Google Patents

Adding gas/particulate mixture to molten metal using hollow rotor

Info

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
Application number
NZ233458A
Other languages
English (en)
Inventor
Josef Schiffarth
Helmut Jaunich
Wolfgang Paul Kaettlitz
Original Assignee
Foseco Int
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foseco Int filed Critical Foseco Int
Publication of NZ233458A publication Critical patent/NZ233458A/en

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)
NZ233458A 1989-05-05 1990-04-27 Adding gas/particulate mixture to molten metal using hollow rotor NZ233458A (en)

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 (ko)
JP (1) JPH02303653A (ko)
KR (1) KR900018397A (ko)
AU (1) AU622318B2 (ko)
BR (1) BR9002097A (ko)
CA (1) CA2015341A1 (ko)
GB (1) GB8910288D0 (ko)
NZ (1) NZ233458A (ko)
ZA (1) ZA903099B (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
AU2001293540B2 (en) 2000-09-12 2006-06-29 Alcan International Limited Process and rotary device for adding particulate solid material and gas to molten metal bath

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3564449D1 (en) * 1984-11-29 1988-09-22 Foseco Int Rotary device, apparatus and method for treating molten metal
GB8804267D0 (en) * 1988-02-24 1988-03-23 Foseco Int Treating molten metal

Also Published As

Publication number Publication date
AU5479190A (en) 1990-11-08
KR900018397A (ko) 1990-12-21
JPH02303653A (ja) 1990-12-17
ZA903099B (en) 1991-03-27
GB8910288D0 (en) 1989-06-21
EP0396267A1 (en) 1990-11-07
AU622318B2 (en) 1992-04-02
CA2015341A1 (en) 1990-11-05
BR9002097A (pt) 1991-08-13

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