NO328073B1 - Fremgangsmate til fjerning av lettmetaller fra aluminium - Google Patents

Fremgangsmate til fjerning av lettmetaller fra aluminium Download PDF

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Publication number
NO328073B1
NO328073B1 NO19992484A NO992484A NO328073B1 NO 328073 B1 NO328073 B1 NO 328073B1 NO 19992484 A NO19992484 A NO 19992484A NO 992484 A NO992484 A NO 992484A NO 328073 B1 NO328073 B1 NO 328073B1
Authority
NO
Norway
Prior art keywords
aluminum
molten
fluoride
metal
paddle wheel
Prior art date
Application number
NO19992484A
Other languages
English (en)
Norwegian (no)
Other versions
NO992484D0 (no
NO992484L (no
Inventor
Nolan Earle Richards
Helge O Forberg
Original Assignee
Nolan Earle Richards
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 Nolan Earle Richards filed Critical Nolan Earle Richards
Publication of NO992484D0 publication Critical patent/NO992484D0/no
Publication of NO992484L publication Critical patent/NO992484L/no
Publication of NO328073B1 publication Critical patent/NO328073B1/no

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
NO19992484A 1998-05-27 1999-05-21 Fremgangsmate til fjerning av lettmetaller fra aluminium NO328073B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8549598A 1998-05-27 1998-05-27
US09/222,747 US6375712B1 (en) 1998-05-27 1998-12-29 Method of removal of light metals from aluminum

Publications (3)

Publication Number Publication Date
NO992484D0 NO992484D0 (no) 1999-05-21
NO992484L NO992484L (no) 1999-11-29
NO328073B1 true NO328073B1 (no) 2009-11-23

Family

ID=26772783

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19992484A NO328073B1 (no) 1998-05-27 1999-05-21 Fremgangsmate til fjerning av lettmetaller fra aluminium

Country Status (3)

Country Link
US (1) US6375712B1 (fr)
CA (1) CA2272976C (fr)
NO (1) NO328073B1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60109649T2 (de) 2000-09-12 2006-04-27 Alcan International Ltd., Montreal Verfahren und rotationsvorrichtung zum einleiten von feststoffpartikeln und gas in eine metallschmelze
US6602318B2 (en) 2001-01-22 2003-08-05 Alcan International Limited Process and apparatus for cleaning and purifying molten aluminum
US6679936B2 (en) * 2002-06-10 2004-01-20 Pyrotek, Inc. Molten metal degassing apparatus
JP2004292941A (ja) * 2003-03-28 2004-10-21 Nippon Light Metal Co Ltd 金属溶湯の精製装置およびこれに用いる精製方法
BRMU8402794U8 (pt) 2004-08-27 2021-10-26 Magnesita Insider Refratarios Ltda Configuração aplicada a dispositivo para injeção de gás e/ou gás e pós em metais líquidos através de lança refratária rotativa
US7682556B2 (en) 2005-08-16 2010-03-23 Ut-Battelle Llc Degassing of molten alloys with the assistance of ultrasonic vibration
EP1948835B1 (fr) * 2005-10-25 2014-12-10 Rio Tinto Alcan International Limited Raffinage sur chaine de production d'alliages d'aluminium en fusion utilisant un sel
NO325978B1 (no) * 2006-07-04 2008-08-25 Heggset Teknologi As Fremgangsmate og anordning for tilsetning av pulver i vaeske
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
WO2014118397A1 (fr) * 2013-01-31 2014-08-07 Giesserei Instandsetzung Service 2003, S.L Procédé de fusion de tournures d'aluminium
CA2908056C (fr) 2013-05-29 2016-06-28 Rio Tinto Alcan International Limited Injecteur rotatif et procede d'ajout de solides fondants dans de l'aluminium fondu
CA2957427C (fr) * 2014-08-04 2022-11-29 Pyrotek, Inc. Appareil d'affinage des alliages d'aluminium fondu
ES2694161T3 (es) * 2015-11-03 2018-12-18 Befesa Aluminio, S.L. Estación de desnatado, agitado y toma de muestras de crisoles
CN109576506A (zh) * 2019-01-30 2019-04-05 遵义钛业股份有限公司 用于镁精炼生产中镁渣自动排出及气动搅拌的密闭装置
CN111218561B (zh) * 2019-11-11 2021-11-12 宁波长振铜业有限公司 一种降低废旧黄杂铜中杂质元素铝的复合精炼剂及其使用方法
US11268167B2 (en) * 2019-12-18 2022-03-08 Metal Industries Research And Development Centre Stirring device having degassing and feeding functions
CN118103658A (zh) * 2023-08-17 2024-05-28 浙江海亮股份有限公司 带有搅拌装置的金属熔炉

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4470846A (en) * 1981-05-19 1984-09-11 Alcan International Limited Removal of alkali metals and alkaline earth metals from molten aluminum
US4832740A (en) * 1987-03-30 1989-05-23 Swiss Aluminium Ltd. Process for removing alkali and alkaline earth elements from aluminum melts
NO176553C (no) * 1993-04-14 1995-04-26 Norsk Hydro As Injeksjonsutstyr
US5397377A (en) * 1994-01-03 1995-03-14 Eckert; C. Edward Molten metal fluxing system

Also Published As

Publication number Publication date
NO992484D0 (no) 1999-05-21
CA2272976A1 (fr) 1999-11-27
US6375712B1 (en) 2002-04-23
CA2272976C (fr) 2009-09-22
NO992484L (no) 1999-11-29

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