AR037895A1 - Proceso para la remocion de impurezas - Google Patents

Proceso para la remocion de impurezas

Info

Publication number
AR037895A1
AR037895A1 ARP020104941A ARP020104941A AR037895A1 AR 037895 A1 AR037895 A1 AR 037895A1 AR P020104941 A ARP020104941 A AR P020104941A AR P020104941 A ARP020104941 A AR P020104941A AR 037895 A1 AR037895 A1 AR 037895A1
Authority
AR
Argentina
Prior art keywords
impurities
removal
alumina
refers
containing material
Prior art date
Application number
ARP020104941A
Other languages
English (en)
Original Assignee
Alstom Technology Ltd
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 Alstom Technology Ltd filed Critical Alstom Technology Ltd
Publication of AR037895A1 publication Critical patent/AR037895A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

La presente se refiere a un proceso químico y térmico combinado para la remoción de impurezas desde finos de alúmina secundaria y material que contiene alúmina y/o flúor.
ARP020104941A 2001-12-19 2002-12-18 Proceso para la remocion de impurezas AR037895A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20016230A NO325237B1 (no) 2001-12-19 2001-12-19 Fremgangsmåte for fjerning av forurensninger fra fluorholdig sekundært alumina finstøv eller andre natrium-aluminium-fluorholdige materialer forbundet med aluminiumproduksjon

Publications (1)

Publication Number Publication Date
AR037895A1 true AR037895A1 (es) 2004-12-09

Family

ID=19913169

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP020104941A AR037895A1 (es) 2001-12-19 2002-12-18 Proceso para la remocion de impurezas

Country Status (8)

Country Link
US (1) US20050163688A1 (es)
EP (1) EP1456126A1 (es)
AR (1) AR037895A1 (es)
AU (1) AU2002347687A1 (es)
BR (1) BR0215195A (es)
CA (1) CA2470297A1 (es)
NO (1) NO325237B1 (es)
WO (1) WO2003051774A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8206572B2 (en) * 2009-04-29 2012-06-26 Alcoa Inc. Systems, method and apparatus for reducing impurities in electrolysis cells
US8388925B2 (en) * 2009-12-30 2013-03-05 Memc Electronic Materials, Inc. Methods for producing aluminum trifluoride
CN108522381A (zh) * 2018-04-19 2018-09-14 广州普麟生物制品有限公司 一种封闭式零排放工厂化南美白对虾养殖方法
CN113292088B (zh) * 2021-05-19 2023-04-14 神华准能资源综合开发有限公司 一种从结晶氯化铝生产低镁和低钙氧化铝的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO147791C (no) * 1981-02-05 1983-06-15 Norsk Viftefabrikk As Fremgangsmaate for fraskilling av fint stoev som inneholder forurensninger fra aluminiumoksyd som har vaert anvendt som adsorbent i et toert rensesystem
DD248349A1 (de) * 1986-04-17 1987-08-05 Coswig Chemiewerk Veb Verfahren zur herstellung von alf tief 3 hoch .3h tief 2hoch o aus fluoraluminiumsaeuren
WO1992012268A1 (en) * 1991-01-11 1992-07-23 Comalco Aluminum Limited Recovery of aluminium and fluoride values from spent pot lining
US5558847A (en) * 1991-02-05 1996-09-24 Kaaber; Henning Process for recovering aluminium and fluorine from fluorine containing waste materials
US5476990A (en) * 1993-06-29 1995-12-19 Aluminum Company Of America Waste management facility
US5955042A (en) * 1995-12-08 1999-09-21 Goldendale Aluminum Company Method of treating spent potliner material from aluminum reduction cells
CA2327878C (en) * 1999-12-17 2005-02-15 Alcan International Limited Recycling of spent pot linings

Also Published As

Publication number Publication date
CA2470297A1 (en) 2003-06-26
WO2003051774A1 (en) 2003-06-26
EP1456126A1 (en) 2004-09-15
NO20016230D0 (no) 2001-12-19
US20050163688A1 (en) 2005-07-28
BR0215195A (pt) 2004-11-16
NO325237B1 (no) 2008-03-03
AU2002347687A1 (en) 2003-06-30
NO20016230L (no) 2003-06-20

Similar Documents

Publication Publication Date Title
PT1357999E (pt) Método para a remoção de mercúrio de uma corrente gasosa
AR050254A1 (es) Intermediarios y procesos para preparar dichos intermediarios utiles en la fabricacion de pirrolotriazinas
DK1309547T3 (da) Krystallinsk og ren modafinil og fremgangsmåde til fremstilling af samme
ECSP045220A (es) Derivados de n-fenil-2-pirimidin-amina
BR0314233A (pt) Bandeja de troca de material em corrente transversal vedada hidraulicamente,colunas de separação, e, processos para separação térmica, e para a condensação fracionária de uma mistura gasosa de produto
BR0008625A (pt) Processo para tratamento de asma induzida por exercìcio
BR0215405A (pt) Composições e processos de uso de collajolie
MY142270A (en) New process for the synthesis of (7-methoxy-1-naphthyl)acetonitrile and application in the synthesis of agomelatine
BR0307886B1 (pt) produto refratário que contém mais de 85% de zircÈnia (zro2).
GEP20063955B (en) New process for the synthesis of (7-methoxy-3,4-dihydro-1-nap hthalenyl) acetonitrile and its application in the synthesis of agomelatine
BR0116362B1 (pt) processo para separar um gás preferido de uma mistura gasosa contendo o citado gás preferido e outros gases menos preferidos.
GEP20074215B (en) Novel method for the industrial synthesis of strontium ranelate and the hydrates thereof
BRPI0400579A (pt) Processo fischer-tropsch
BR0317664B1 (pt) mÉtodo e instalaÇço para o tratamento tÉrmico de sàlidos contendo àxido de ferro
PL368563A1 (en) Processes for the production of substituted 2-(2-pyridylmethyl) sulfinyl-1h-benzimidazoles
GB2379975B (en) Low temperature hydrocarbon gas separation process
SI1456154T1 (sl) Postopek za alkilacijo benzena
BR9708233A (pt) Processo para sìntese de um composto e composto.
AR037895A1 (es) Proceso para la remocion de impurezas
BRPI0502037B8 (pt) processo para a síntese de (7-metóxi-1-naftil)acetonitrila e sua aplicação na síntese de agomelatina
BR0202016B1 (pt) processo para moagem de pó de alfa alumina.
IT1317722B1 (it) Procedimento per la produzione di gas di sintesi.
IL138127A (en) Process for the synthesis of hiv protease inhibitors
PT1127856E (pt) Arrefecimento por liquido de moldes para o fabrico de artigos de vidro
FR2873713B1 (fr) Procede de dissolution d'huile a basse temperature

Legal Events

Date Code Title Description
FA Abandonment or withdrawal