NO143492C - Fremgangsmaate for rensing av en alkalisk natriumkarbonatholdig og eventuelt ogsaa oksalatholdig opploesning erholdt ved bayer-oppslutning av bauxitt - Google Patents

Fremgangsmaate for rensing av en alkalisk natriumkarbonatholdig og eventuelt ogsaa oksalatholdig opploesning erholdt ved bayer-oppslutning av bauxitt

Info

Publication number
NO143492C
NO143492C NO763552A NO763552A NO143492C NO 143492 C NO143492 C NO 143492C NO 763552 A NO763552 A NO 763552A NO 763552 A NO763552 A NO 763552A NO 143492 C NO143492 C NO 143492C
Authority
NO
Norway
Prior art keywords
ocsalate
alkalic
bauxite
purification
procedure
Prior art date
Application number
NO763552A
Other languages
English (en)
Other versions
NO763552L (no
NO143492B (no
Inventor
Henri Mercier
Robert Magrone
Jean Deabriges
Original Assignee
Pechiney Aluminium
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 Pechiney Aluminium filed Critical Pechiney Aluminium
Publication of NO763552L publication Critical patent/NO763552L/no
Publication of NO143492B publication Critical patent/NO143492B/no
Publication of NO143492C publication Critical patent/NO143492C/no

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)
NO763552A 1975-10-21 1976-10-19 Fremgangsmaate for rensing av en alkalisk natriumkarbonatholdig og eventuelt ogsaa oksalatholdig opploesning erholdt ved bayer-oppslutning av bauxitt NO143492C (no)

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 (3)

Publication Number Publication Date
NO763552L NO763552L (no) 1977-04-22
NO143492B NO143492B (no) 1980-11-17
NO143492C true NO143492C (no) 1981-02-25

Family

ID=9161449

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (23)

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

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0001537B1 (fr) * 1977-09-30 1983-02-09 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
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
US4443416A (en) * 1983-04-18 1984-04-17 Kaiser Aluminum & Chemical Corporation Purification of bayer process liquors
FR2580618B2 (fr) * 1985-04-18 1990-10-12 Pechiney Aluminium Amelioration du procede de purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
CA1285373C (fr) * 1984-06-25 1991-07-02 Jean Fabre Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
FR2566382B1 (fr) * 1984-06-25 1986-10-24 Pechiney Aluminium Purification des solutions d'aluminate de sodium du cycle bayer par elimination d'oxalate de sodium
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
US4994253A (en) * 1985-04-04 1991-02-19 Vereinigte Aluminium-Werke Ag Process for the production of large boehmite particles
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 (en) * 1993-06-30 1994-12-31 Gillian Mary Moody Production of alumina
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
FR2834979B1 (fr) * 2002-01-21 2004-02-20 Pechiney Aluminium Solubilisation des carbonates par recyclage des condensats lors de l'attaque sous pression des bauxites a monohydrates
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

Also Published As

Publication number Publication date
CH618665A5 (no) 1980-08-15
IE44748B1 (en) 1982-03-24
DK472676A (da) 1977-04-22
DE2647259B2 (de) 1981-07-16
NO763552L (no) 1977-04-22
FR2328660B1 (no) 1979-05-04
DE2647259C3 (de) 1985-10-10
NL7611689A (nl) 1977-04-25
JPS5523206B2 (no) 1980-06-21
OA05454A (fr) 1981-03-31
GB1529405A (en) 1978-10-18
PH14103A (en) 1981-02-24
IT1070944B (it) 1985-04-02
BR7606979A (pt) 1977-09-06
CA1087860A (fr) 1980-10-21
NO143492B (no) 1980-11-17
IE44748L (en) 1977-04-21
SE7611608L (sv) 1977-04-22
DE2647259A1 (de) 1977-04-28
AR220672A1 (es) 1980-11-28
AU1879976A (en) 1978-04-27
AT356061B (de) 1980-04-10
ZA766247B (en) 1977-11-30
JPS5292900A (en) 1977-08-04
FR2328660A1 (fr) 1977-05-20
US4101629A (en) 1978-07-18
ATA780276A (de) 1979-09-15
AU510488B2 (en) 1980-06-26
MY8000127A (en) 1980-12-31
IN146531B (no) 1979-06-30
ES452509A1 (es) 1978-01-16

Similar Documents

Publication Publication Date Title
NO143492C (no) Fremgangsmaate for rensing av en alkalisk natriumkarbonatholdig og eventuelt ogsaa oksalatholdig opploesning erholdt ved bayer-oppslutning av bauxitt
SE7512409L (sv) Kirurgiskt hjelpmedel for aterstellande av hoftfrakturer
DK425475A (da) Fremgangsmade og middel til iltning og rensning af vand
NO143355C (no) Fremgangsmaate og anordning for behandling av gloedeskall
SE7611604L (sv) Forfarande for rening av halogensilaner
SE433623B (sv) Forfarande for elektolys av en alkalimetallhalogenidvattenlosning
NO144487C (no) Fremgangsmaate ved utvinning og rensning av acrylonitril og methacrylonitril
SE7614474L (sv) Forfarande for selektiv utvinning av molybden ur vattenlosningar
SE7811246L (sv) Forfarande for stabilisering av natriumperkarbonat
DK67378A (da) Fremgangsmaade til stabilisering af vandfrit natriummetasilicat
IT1047252B (it) Procedimento per la purificazione di attinidi a basso stato di ossi dazione
SE7802467L (sv) Forfarande for elektrolytisk behandling av alkalimetallhalogenider
SE7509430L (sv) Forfarande for avrykningsbehandling av metallurgiska slagger
SE7612080L (sv) Anleggning for elektrolytisk behandling av alkalihalidlosningar
JPS5237033A (en) Improved method of stabilizing free radical photosensitive materiai
JPS5221000A (en) Method of drying sodium carbonate peroxide
NO151541C (no) Fremgangsmaate for rensing av vandig natriumkloridloesning for elektrolyse
SE7600726L (sv) Forfarande for upplosningsbehandling av aluminiumlegeringar
SE7603392L (sv) Forfarande for avlegsnande av metaller fran losningar
RO72116A (ro) Procedeu continuu de tratament termic al elementelor de macaz
DK550276A (da) Fremgangsmade til fremstilling af en krystalmodifikation af et natriumsalt
SE424315B (sv) Forfarande for utvinning av glycin ur natriumsulfatlosningar
DK157360C (da) Fremgangsmaade til fjernelse af chromationer fra vandige chloratoploesninger
SE7511095L (sv) Forfarande for rening av cyanursyra
NO137697C (no) Fremgangsmaate for isolering og rensing av orgotein fra en loesning inneholdende orgotein og opploeste proteiner