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EP3303644A4 - ADDITION AND MIXTURE SYSTEM FOR MOLTEN METAL AND POWDER AND METAL PRODUCTION SYSTEM - Google Patents

ADDITION AND MIXTURE SYSTEM FOR MOLTEN METAL AND POWDER AND METAL PRODUCTION SYSTEM Download PDF

Info

Publication number
EP3303644A4
EP3303644A4 EP16803825.5A EP16803825A EP3303644A4 EP 3303644 A4 EP3303644 A4 EP 3303644A4 EP 16803825 A EP16803825 A EP 16803825A EP 3303644 A4 EP3303644 A4 EP 3303644A4
Authority
EP
European Patent Office
Prior art keywords
metal
powder
addition
molten metal
mixture
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
Application number
EP16803825.5A
Other languages
German (de)
French (fr)
Other versions
EP3303644B1 (en
EP3303644A1 (en
Inventor
Per-Arne Klingenberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hmr Hydeq As
Original Assignee
Hmr Hydeq As
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 Hmr Hydeq As filed Critical Hmr Hydeq As
Publication of EP3303644A1 publication Critical patent/EP3303644A1/en
Publication of EP3303644A4 publication Critical patent/EP3303644A4/en
Application granted granted Critical
Publication of EP3303644B1 publication Critical patent/EP3303644B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B01F23/50—Mixing liquids with solids
    • B01F23/57—Mixing high-viscosity liquids with solids
    • 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
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/70—Spray-mixers, e.g. for mixing intersecting sheets of material
    • B01F25/72—Spray-mixers, e.g. for mixing intersecting sheets of material with nozzles
    • B01F25/721—Spray-mixers, e.g. for mixing intersecting sheets of material with nozzles for spraying a fluid on falling particles or on a liquid curtain
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/50—Mixing receptacles
    • B01F35/53—Mixing receptacles characterised by the configuration of the interior, e.g. baffles for facilitating the mixing of components
    • 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
    • C22B21/062—Obtaining aluminium refining using salt or fluxing agents
    • 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
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/106—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents the refining being obtained by intimately mixing the molten metal with a molten salt or slag

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
EP16803825.5A 2015-06-01 2016-05-31 A molten metal and powder adding and mixing system and a metal production system Active EP3303644B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20150703A NO342536B1 (en) 2015-06-01 2015-06-01 A molten metal and powder adding and mixing system and a system for the production of metal
PCT/NO2016/050110 WO2016195507A1 (en) 2015-06-01 2016-05-31 A molten metal and powder adding and mixing system and a metal production system

Publications (3)

Publication Number Publication Date
EP3303644A1 EP3303644A1 (en) 2018-04-11
EP3303644A4 true EP3303644A4 (en) 2019-03-13
EP3303644B1 EP3303644B1 (en) 2021-04-21

Family

ID=57440701

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16803825.5A Active EP3303644B1 (en) 2015-06-01 2016-05-31 A molten metal and powder adding and mixing system and a metal production system

Country Status (5)

Country Link
EP (1) EP3303644B1 (en)
CN (1) CN108138259B (en)
BR (1) BR112017025990B1 (en)
NO (1) NO342536B1 (en)
WO (1) WO2016195507A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20210630A1 (en) * 2021-05-21 2022-11-22 Norsk Hydro As Na removal from pot-room Al metal with under-pressure and forced convection

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT321340B (en) * 1969-07-29 1975-03-25 Voest Ag Device for introducing fine-grained or liquid aggregates into liquid metals and process for the production of cast iron with a spherical graphite structure
US4034970A (en) * 1976-01-28 1977-07-12 General Motors Corporation Method and device for nodularizing cast iron
US4191563A (en) * 1976-03-08 1980-03-04 Ford Motor Company Continuous stream treatment of ductile iron

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298377A (en) * 1979-12-03 1981-11-03 Union Carbide Corporation Vortex reactor and method for adding solids to molten metal therewith
DE4122319A1 (en) * 1991-07-05 1993-01-14 Vaw Ver Aluminium Werke Ag METHOD FOR GENERATING REACTIVE MELTS AND DEVICE FOR IMPLEMENTING THE METHOD
HU222031B1 (en) * 1996-08-30 2003-03-28 Energiagazdálkodási Rt. Hydromechanical mixer for producing mixture from liquid and powder, or grain
NO20043941A (en) * 2004-09-21 2005-08-15 Ingenioer Karl Venaas As Method and device for adding powder to a metal melt
NO325978B1 (en) * 2006-07-04 2008-08-25 Heggset Teknologi As Method and apparatus for adding powder to liquid
NO20092875A1 (en) * 2009-08-21 2011-02-07 Soer Norge Aluminium As Method and device for supplying a melt to a crucible
CN102719856B (en) * 2012-07-02 2013-06-05 福建省南平铝业有限公司 Method for removing alkali metal via electrolytic aluminum liquid
CN203498454U (en) * 2013-09-17 2014-03-26 北京南山航空材料研究院有限责任公司 Novel high-efficiency aluminum alloy in-furnace solvent ejection refining tube nozzle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT321340B (en) * 1969-07-29 1975-03-25 Voest Ag Device for introducing fine-grained or liquid aggregates into liquid metals and process for the production of cast iron with a spherical graphite structure
US4034970A (en) * 1976-01-28 1977-07-12 General Motors Corporation Method and device for nodularizing cast iron
US4191563A (en) * 1976-03-08 1980-03-04 Ford Motor Company Continuous stream treatment of ductile iron

Also Published As

Publication number Publication date
BR112017025990B1 (en) 2021-10-13
NO20150703A1 (en) 2016-12-02
CN108138259B (en) 2019-10-11
WO2016195507A1 (en) 2016-12-08
NO342536B1 (en) 2018-06-11
EP3303644B1 (en) 2021-04-21
CN108138259A (en) 2018-06-08
BR112017025990A2 (en) 2018-08-14
EP3303644A1 (en) 2018-04-11

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