MX143253A - Mejoras en un metodo caustico humedo para la extraccion de valores de alumina soluble a partir de minerales de bauxita - Google Patents

Mejoras en un metodo caustico humedo para la extraccion de valores de alumina soluble a partir de minerales de bauxita

Info

Publication number
MX143253A
MX143253A MX164705A MX16470576A MX143253A MX 143253 A MX143253 A MX 143253A MX 164705 A MX164705 A MX 164705A MX 16470576 A MX16470576 A MX 16470576A MX 143253 A MX143253 A MX 143253A
Authority
MX
Mexico
Prior art keywords
extraction
soluble alumina
alumina values
caustic method
wet caustic
Prior art date
Application number
MX164705A
Other languages
English (en)
Inventor
Richard Henry Featherston
James Raphael Wricht
Meriwether Lewis Garing
Joseph Philip Fischer
Original Assignee
Reynolds Metals Co
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 Reynolds Metals Co filed Critical Reynolds Metals Co
Publication of MX143253A publication Critical patent/MX143253A/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
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • C01F7/062—Digestion
    • C01F7/0633—Digestion characterised by the use of additives

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
MX164705A 1975-05-14 1976-05-13 Mejoras en un metodo caustico humedo para la extraccion de valores de alumina soluble a partir de minerales de bauxita MX143253A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/577,411 US3966874A (en) 1975-05-14 1975-05-14 Extraction of alumina from bauxite ores

Publications (1)

Publication Number Publication Date
MX143253A true MX143253A (es) 1981-04-08

Family

ID=24308601

Family Applications (1)

Application Number Title Priority Date Filing Date
MX164705A MX143253A (es) 1975-05-14 1976-05-13 Mejoras en un metodo caustico humedo para la extraccion de valores de alumina soluble a partir de minerales de bauxita

Country Status (2)

Country Link
US (1) US3966874A (es)
MX (1) MX143253A (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU173698B (hu) * 1976-12-07 1979-07-28 Magyar Aluminium Sposob uskorenija zatvorenija - metodom bajera - boksitov, soderzhahhikh permskuju pyl' i/ili gjotit i/ili melkodisperznyj gematit
US4112047A (en) * 1977-06-08 1978-09-05 Kaiser Aluminum & Chemical Corporation Pretreatment system for goethitic bauxites
FI95608B (fi) * 1994-06-17 1995-11-15 Ahlstroem Oy Menetelmä keittolipeiden valmistamiseksi viherlipeää kiteyttämällä
FR2728556B1 (fr) * 1994-12-22 1997-01-31 Pechiney Aluminium Procede d'elimination du fer dans les liqueurs d'aluminate de sodium issues de l'attaque alcaline de bauxite a monohydrate d'alumine
AUPP084997A0 (en) * 1997-12-11 1998-01-08 Nalco Chemical Company Improvements relating to the bayer process
WO2006081626A1 (en) * 2005-02-03 2006-08-10 Alcoa Of Australia Limited Method for the causticisation of bayer process solutions

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1422004A (en) * 1914-01-16 1922-07-04 Aluminum Co Of America Process of obtaining alumina
GB400984A (en) * 1932-05-04 1933-11-06 Erik Ludvig Rinman Improvements in or relating to a method of producing sodium aluminate solutions
GB404028A (en) * 1932-07-08 1934-01-08 Erik Ludvig Rinman Improvements in or relating to a method of producing sodium aluminate solutions
GB427459A (en) * 1934-11-27 1935-04-24 Pennsylvania Salt Mfg Co Improvements in the manufacture and production of sodium aluminate
US2701751A (en) * 1949-08-11 1955-02-08 Kaiser Aluminium Chem Corp Process for production of alumina
US2701752A (en) * 1951-12-19 1955-02-08 Kaiser Aluminium Chem Corp Process for the production of alumina
US2926069A (en) * 1956-06-27 1960-02-23 Diamond Alkali Co Alkali metal aluminates
US3737514A (en) * 1970-10-05 1973-06-05 Kaiser Aluminium Chem Corp Extraction of alumina from ores
US3714792A (en) * 1971-08-19 1973-02-06 Kaiser Aluminium Chem Corp Freezing and melting treatment of red mud slurries to aid solid separation

Also Published As

Publication number Publication date
US3966874A (en) 1976-06-29

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