CA1325708C - Produits d'alumine et procede de production par deshydratation d'hydroxyde d'aluminium - Google Patents

Produits d'alumine et procede de production par deshydratation d'hydroxyde d'aluminium

Info

Publication number
CA1325708C
CA1325708C CA000616295A CA616295A CA1325708C CA 1325708 C CA1325708 C CA 1325708C CA 000616295 A CA000616295 A CA 000616295A CA 616295 A CA616295 A CA 616295A CA 1325708 C CA1325708 C CA 1325708C
Authority
CA
Canada
Prior art keywords
alumina
steam
pressure
aluminum hydroxide
decomposer
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.)
Expired - Fee Related
Application number
CA000616295A
Other languages
English (en)
Inventor
Chanakya Misra
Steven William Sucech
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.)
Alcoa Corp
Original Assignee
Aluminum Company of America
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
Priority claimed from US06/548,948 external-priority patent/US4770869A/en
Application filed by Aluminum Company of America filed Critical Aluminum Company of America
Priority to CA000616295A priority Critical patent/CA1325708C/fr
Application granted granted Critical
Publication of CA1325708C publication Critical patent/CA1325708C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA000616295A 1983-11-07 1992-01-23 Produits d'alumine et procede de production par deshydratation d'hydroxyde d'aluminium Expired - Fee Related CA1325708C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000616295A CA1325708C (fr) 1983-11-07 1992-01-23 Produits d'alumine et procede de production par deshydratation d'hydroxyde d'aluminium

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US548,948 1983-11-07
US06/548,948 US4770869A (en) 1983-11-07 1983-11-07 Steam producing process and products
CA000456444A CA1303818C (fr) 1983-11-07 1984-06-13 Procede et produits pour la generation de vapeur
CA000616295A CA1325708C (fr) 1983-11-07 1992-01-23 Produits d'alumine et procede de production par deshydratation d'hydroxyde d'aluminium

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA000456444A Division CA1303818C (fr) 1983-11-07 1984-06-13 Procede et produits pour la generation de vapeur

Publications (1)

Publication Number Publication Date
CA1325708C true CA1325708C (fr) 1994-01-04

Family

ID=25670412

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000616295A Expired - Fee Related CA1325708C (fr) 1983-11-07 1992-01-23 Produits d'alumine et procede de production par deshydratation d'hydroxyde d'aluminium

Country Status (1)

Country Link
CA (1) CA1325708C (fr)

Similar Documents

Publication Publication Date Title
US5141734A (en) Steam producing process
US4585645A (en) Alpha alumina production in a steam-fluidized reactor
US3842163A (en) Production of aluminum chloride
CA1111624A (fr) Procede d'obtention industrielle d'hydroxyde d'aluminium grossier
WO2008052249A9 (fr) Procédé de calcination du trihydroxyde d'aluminium
CA1099081A (fr) Traduction non-disponible
WO2012145802A2 (fr) Système de réacteur et procédé d'activation thermique de minéraux
Sucech et al. Alcoa pressure calcination process for alumina
US4770869A (en) Steam producing process and products
CA1172427A (fr) Decomposition thermique de chlorure d'aluminium hexahydrate
DE69515658T2 (de) Verfahren zur Herstellung von schichtförmigen Doppelhydroxiden.
CN106115751B (zh) 一种利用两段式酸反应法提取氧化铝的方法
Fish Alumina calcination in the fluid-flash calciner
EI‐Katatny et al. Recovery of high surface area alumina from aluminium dross tailings
CA1082125A (fr) Methode de production d'aluminium
US4065551A (en) Method of recovering fluorine from carbonaceous waste material
CA1325708C (fr) Produits d'alumine et procede de production par deshydratation d'hydroxyde d'aluminium
US5336480A (en) Steam producing process
Özer et al. Changes in physical structure and chemical composition of phosphate rock during calcination in fluidized and fixed beds
US3773473A (en) Beneficiation and hot briquetting of phosphate ores by removing -400 mesh fines
AU623821B2 (en) Method for removal of carbon compounds from circulating liquor of bayer process
US3939247A (en) Production of aluminum trichloride and magnesium oxide
DE2121692A1 (de) Verfahren zur Herstellung von Aluminiumfluorid
JP2002523326A (ja) 改良されたアルミナ処理性能のための供給物処理
GB2173181A (en) Alpha alumina production in a steam-fluidized reactor

Legal Events

Date Code Title Description
MKLA Lapsed