FR2328660A1 - Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer - Google Patents

Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer

Info

Publication number
FR2328660A1
FR2328660A1 FR7532169A FR7532169A FR2328660A1 FR 2328660 A1 FR2328660 A1 FR 2328660A1 FR 7532169 A FR7532169 A FR 7532169A FR 7532169 A FR7532169 A FR 7532169A FR 2328660 A1 FR2328660 A1 FR 2328660A1
Authority
FR
France
Prior art keywords
purification
improvement
bayer cycle
circulating solutions
circulating
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
FR7532169A
Other languages
English (en)
Other versions
FR2328660B1 (fr
Inventor
Henri Mercier
Robert Magrone
Jean Deabriges
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.)
Rio Tinto France SAS
Original Assignee
Aluminium Pechiney SA
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 Aluminium Pechiney SA filed Critical Aluminium Pechiney SA
Priority to FR7532169A priority Critical patent/FR2328660A1/fr
Priority to CH1315876A priority patent/CH618665A5/fr
Priority to OA55955A priority patent/OA05454A/fr
Priority to JP12477876A priority patent/JPS5292900A/ja
Priority to AR265145A priority patent/AR220672A1/es
Priority to NO763552A priority patent/NO143492C/no
Priority to GB43330/76A priority patent/GB1529405A/en
Priority to IT28458/76A priority patent/IT1070944B/it
Priority to ES452509A priority patent/ES452509A1/es
Priority to IN1906/CAL/76A priority patent/IN146531B/en
Priority to SE7611608A priority patent/SE7611608L/xx
Priority to CA263,733A priority patent/CA1087860A/fr
Priority to AU18799/76A priority patent/AU510488B2/en
Priority to IE2305/76A priority patent/IE44748B1/en
Priority to BR7606979A priority patent/BR7606979A/pt
Priority to ZA766247A priority patent/ZA766247B/xx
Priority to DK472676A priority patent/DK472676A/da
Priority to AT780276A priority patent/AT356061B/de
Priority to DE2647259A priority patent/DE2647259C3/de
Priority to US05/734,188 priority patent/US4101629A/en
Priority to PH19033A priority patent/PH14103A/en
Priority to NL7611689A priority patent/NL7611689A/xx
Publication of FR2328660A1 publication Critical patent/FR2328660A1/fr
Application granted granted Critical
Publication of FR2328660B1 publication Critical patent/FR2328660B1/fr
Priority to MY127/80A priority patent/MY8000127A/xx
Granted legal-status Critical Current

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
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
    • C01F7/473—Removal of organic compounds, e.g. sodium oxalate
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7532169A 1975-10-21 1975-10-21 Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer Granted FR2328660A1 (fr)

Priority Applications (23)

Application Number Priority Date Filing Date Title
FR7532169A FR2328660A1 (fr) 1975-10-21 1975-10-21 Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer
OA55955A OA05454A (fr) 1975-10-21 1976-10-18 Perfectionnement à l'épuration de solutions en circulation dans le cycle Bayer.
JP12477876A JPS5292900A (en) 1975-10-21 1976-10-18 Improvement in method of purifying solution circulating in bayer cycle
CH1315876A CH618665A5 (fr) 1975-10-21 1976-10-18
IE2305/76A IE44748B1 (en) 1975-10-21 1976-10-19 Improvements in the bayer process for producing hydrated alumina
GB43330/76A GB1529405A (en) 1975-10-21 1976-10-19 Bayer process for producing hydrated alumina
IT28458/76A IT1070944B (it) 1975-10-21 1976-10-19 Perfezionamenti all'epurazione delle soluzioni in circolazione nel ciclo bayer
ES452509A ES452509A1 (es) 1975-10-21 1976-10-19 Procedimiento para la depuracion de soluciones en circula- cion en el ciclo de ataque alcalino de la bauxita.
IN1906/CAL/76A IN146531B (fr) 1975-10-21 1976-10-19
SE7611608A SE7611608L (sv) 1975-10-21 1976-10-19 Rening av losningar cirkulerande i bayercykeln (bayerprocessen)
CA263,733A CA1087860A (fr) 1975-10-21 1976-10-19 Epuration de solutions en circulation dans le cycle bayer
AU18799/76A AU510488B2 (en) 1975-10-21 1976-10-19 Purification of solutions circulating inthe bayer cycle
AR265145A AR220672A1 (es) 1975-10-21 1976-10-19 Perfeccionamientos para la depuracion de las soluciones en circulacion en el ciclo bayer
BR7606979A BR7606979A (pt) 1975-10-21 1976-10-19 Processo para tratar uma solucao alcalina de aluminato de sodio do ciclo bayer
NO763552A NO143492C (no) 1975-10-21 1976-10-19 Fremgangsmaate for rensing av en alkalisk natriumkarbonatholdig og eventuelt ogsaa oksalatholdig opploesning erholdt ved bayer-oppslutning av bauxitt
ZA766247A ZA766247B (en) 1975-10-21 1976-10-20 Improvements in the purification of solutions circulating in the bayer cycle(process)
DK472676A DK472676A (da) 1975-10-21 1976-10-20 Fremgangsmade ved behandling af basiske natriumaluminatoplosninger
AT780276A AT356061B (de) 1975-10-21 1976-10-20 Verfahren zur behandlung einer alkalischen natriumaluminatloesung des bayer-verfahrens
DE2647259A DE2647259C3 (de) 1975-10-21 1976-10-20 Verfahren zum Entfernen von Verunreinigungen aus einer nach dem Bayer-Verfahren gewonnenen alkalischen Natriumaluminatlösung
US05/734,188 US4101629A (en) 1975-10-21 1976-10-20 Purification of solutions circulating in the bayer cycle
PH19033A PH14103A (en) 1975-10-21 1976-10-21 Purification of solutions circulating in the bayer cycle
NL7611689A NL7611689A (nl) 1975-10-21 1976-10-21 Werkwijze voor de zuivering van circulerende oplossingen in het bayer-kringloopproces.
MY127/80A MY8000127A (en) 1975-10-21 1980-12-30 Improvements in the bayer process for reducing hydrated alumina

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7532169A FR2328660A1 (fr) 1975-10-21 1975-10-21 Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer

Publications (2)

Publication Number Publication Date
FR2328660A1 true FR2328660A1 (fr) 1977-05-20
FR2328660B1 FR2328660B1 (fr) 1979-05-04

Family

ID=9161449

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532169A Granted FR2328660A1 (fr) 1975-10-21 1975-10-21 Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer

Country Status (23)

Country Link
US (1) US4101629A (fr)
JP (1) JPS5292900A (fr)
AR (1) AR220672A1 (fr)
AT (1) AT356061B (fr)
AU (1) AU510488B2 (fr)
BR (1) BR7606979A (fr)
CA (1) CA1087860A (fr)
CH (1) CH618665A5 (fr)
DE (1) DE2647259C3 (fr)
DK (1) DK472676A (fr)
ES (1) ES452509A1 (fr)
FR (1) FR2328660A1 (fr)
GB (1) GB1529405A (fr)
IE (1) IE44748B1 (fr)
IN (1) IN146531B (fr)
IT (1) IT1070944B (fr)
MY (1) MY8000127A (fr)
NL (1) NL7611689A (fr)
NO (1) NO143492C (fr)
OA (1) OA05454A (fr)
PH (1) PH14103A (fr)
SE (1) SE7611608L (fr)
ZA (1) ZA766247B (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001537A1 (fr) * 1977-09-30 1979-04-18 Aluminium Pechiney Procédé de traitement de solutions contenant des carbonate, sulfate, éventuellement hydroxyde de sodium ou potassium, ainsi que l'un au moins des métaux vanadium, uranium, molybdène
EP0127262A1 (fr) * 1983-04-18 1984-12-05 KAISER ALUMINUM & CHEMICAL CORPORATION Epuration de liquides utilisés selon le "procédé Bayer"
FR2566382A1 (fr) * 1984-06-25 1985-12-27 Pechiney Aluminium Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
EP0173630A2 (fr) * 1984-06-25 1986-03-05 Aluminium Pechiney Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
FR2580618A2 (fr) * 1985-04-18 1986-10-24 Pechiney Aluminium Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
FR2834979A1 (fr) * 2002-01-21 2003-07-25 Pechiney Aluminium Solubilisation des carbonates par recyclage des condensats lors de l'attaque sous pression des bauxites a monohydrates

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54110199A (en) * 1978-02-17 1979-08-29 Sumitomo Aluminium Smelting Co Method of removing organics from circulating aluminic acid alkali solution
US4275043A (en) * 1979-01-31 1981-06-23 Alcan Research And Development Limited Removal of oxalate from bayer process liquor
US4275042A (en) * 1980-01-22 1981-06-23 Alcan Research And Development Limited Removal of oxalate from Bayer process liquor
US4430310A (en) 1983-02-08 1984-02-07 Kaiser Aluminum & Chemical Corporation Purification of impure Bayer process liquors
US4994253A (en) * 1985-04-04 1991-02-19 Vereinigte Aluminium-Werke Ag Process for the production of large boehmite particles
DE3512404A1 (de) * 1985-04-04 1986-10-09 Vereinigte Aluminium-Werke AG, 1000 Berlin und 5300 Bonn Verfahren zur verminderung der organischen bestandteile in aluminatlaugen
US4678477A (en) * 1986-01-06 1987-07-07 Aluminum Company Of America Process for lowering level of contaminants in Bayer liquor by membrane filtration
CA2126885A1 (fr) * 1993-06-30 1994-12-31 Gillian Mary Moody Production d'alumine
US5427750A (en) * 1993-10-29 1995-06-27 Nalco Chemical Company Polymers for removing humates from bayer process liquors
AUPP536598A0 (en) * 1998-08-20 1998-09-10 Worsley Alumina Pty Ltd Organic impurity removal process for bayer liquors
US7067106B2 (en) * 2003-06-30 2006-06-27 Nalco Company Aluminum hydroxide, made via the bayer process, with low organic carbon
CN113753927A (zh) * 2020-06-04 2021-12-07 沈阳铝镁设计研究院有限公司 一种串联法两段分解生产氧化铝系统中去除草酸钠的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE71407C (de) * P. L. HULIN in Pontet d'Avignon, Dep. Vaucluse, Frankreich Verfahren zur Reinigung von Alkalialuminat-Laugen
DE43977C (de) * 1892-01-31 1888-08-03 Dr. K. J. BAYER in Dorf Tentelewa bei St. Petersburg Verfahren zur darstellung von thonerdehydrat und alkalialuminat
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
CH165503A (de) * 1932-07-20 1933-11-30 Ludvig Rinman Erik Verfahren zur Herstellung von Natriumaluminat-Lösungen.
GB745601A (en) * 1953-11-19 1956-02-29 Kaiser Aluminium Chem Corp Improvements in or relating to process for treating caustic aluminate liquor
AT232481B (de) * 1959-06-24 1964-03-25 Vaw Ver Aluminium Werke Ag Verfahren zum Aufschluß diasporhaltiger Bauxite
GB1039985A (en) * 1963-02-20 1966-08-24 Kaiser Aluminium Chem Corp Improvements in or relating to bayer process

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001537A1 (fr) * 1977-09-30 1979-04-18 Aluminium Pechiney Procédé de traitement de solutions contenant des carbonate, sulfate, éventuellement hydroxyde de sodium ou potassium, ainsi que l'un au moins des métaux vanadium, uranium, molybdène
EP0127262A1 (fr) * 1983-04-18 1984-12-05 KAISER ALUMINUM & CHEMICAL CORPORATION Epuration de liquides utilisés selon le "procédé Bayer"
FR2566382A1 (fr) * 1984-06-25 1985-12-27 Pechiney Aluminium Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
EP0173630A2 (fr) * 1984-06-25 1986-03-05 Aluminium Pechiney Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
EP0173630A3 (en) * 1984-06-25 1986-03-19 Aluminium Pechiney Purification of sodium aluminate solutions of the bayer process by elimination of sodium oxalate
FR2580618A2 (fr) * 1985-04-18 1986-10-24 Pechiney Aluminium Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
FR2834979A1 (fr) * 2002-01-21 2003-07-25 Pechiney Aluminium Solubilisation des carbonates par recyclage des condensats lors de l'attaque sous pression des bauxites a monohydrates
WO2003062147A1 (fr) * 2002-01-21 2003-07-31 Aluminium Pechiney Solubilisation des carbonates par recyclage des condensats lors de l'attaque sous pression des bauxites a monohydrates

Also Published As

Publication number Publication date
AU1879976A (en) 1978-04-27
DK472676A (da) 1977-04-22
DE2647259A1 (de) 1977-04-28
AR220672A1 (es) 1980-11-28
NO763552L (fr) 1977-04-22
US4101629A (en) 1978-07-18
FR2328660B1 (fr) 1979-05-04
ATA780276A (de) 1979-09-15
JPS5523206B2 (fr) 1980-06-21
CH618665A5 (fr) 1980-08-15
NO143492B (no) 1980-11-17
NL7611689A (nl) 1977-04-25
IE44748B1 (en) 1982-03-24
IN146531B (fr) 1979-06-30
OA05454A (fr) 1981-03-31
ES452509A1 (es) 1978-01-16
BR7606979A (pt) 1977-09-06
MY8000127A (en) 1980-12-31
SE7611608L (sv) 1977-04-22
JPS5292900A (en) 1977-08-04
AU510488B2 (en) 1980-06-26
GB1529405A (en) 1978-10-18
ZA766247B (en) 1977-11-30
AT356061B (de) 1980-04-10
CA1087860A (fr) 1980-10-21
PH14103A (en) 1981-02-24
DE2647259C3 (de) 1985-10-10
NO143492C (no) 1981-02-25
IE44748L (en) 1977-04-21
IT1070944B (it) 1985-04-02
DE2647259B2 (de) 1981-07-16

Similar Documents

Publication Publication Date Title
FR2328660A1 (fr) Perfectionnement a l'epuration de solutions en circulation dans le cycle bayer
BE810967A (fr) Traitement de l'eau
BE825320A (fr) Etoffe non tissee dispersable dans l'eau
FR2328729A1 (fr) Polyesters dispersibles dans l'eau
BE856158A (fr) Agents de traitement des etoffes
BE836903A (fr) Procede de purification de l'oxyde de mobybdene
IT1001111B (it) Circuito josephson perfezionato
BE812820A (fr) Traitement de l'eau
BE779725A (fr) Perfectionnements apportes a l'electroplacage
BE830701R (fr) Procede de preparation d'anthraquinone
TR18175A (tr) Sugutucu'ar-dondurucular
IT1050244B (it) 2 1 3 benzotiadiazin 4 one 2 2 biossidi
BE833152R (fr) Procede de preparation d'anthraquinone
FR2328658A1 (fr) Perfectionnements a l'epuration de solutions sulfuriques diluees
SE7805405L (sv) Anggenerator med patvingad cirkulation
FR2314732A1 (fr) Solution d'iodophore
FR2300784A1 (fr) Colorants monoazoiques insolubles dans l'eau
BE804928A (fr) Terpolymeres de styrene, d'un nitrile et d'un acide
BE753790A (fr) Perfectionnements a la fabrication d'electrodes a base de chlorure cuivreux
FR2299338A1 (fr) L'acide 6,7-methylenedi
BE825774A (fr) Solution de cuivrage universelle
FR2346409A1 (fr) Colorants monoazoiques insolubles dans l'eau polyfluores
BE783996A (fr) Colorants d'imino-iso-indolinones
BE859719A (fr) Procede de mononitration de l'anthraquinone
BE862354A (fr) Traitement de l'hypertension

Legal Events

Date Code Title Description
ST Notification of lapse