AP2006003749A0 - Removal of sodium oxalate from a bayer liquor - Google Patents

Removal of sodium oxalate from a bayer liquor

Info

Publication number
AP2006003749A0
AP2006003749A0 AP2006003749A AP2006003749A AP2006003749A0 AP 2006003749 A0 AP2006003749 A0 AP 2006003749A0 AP 2006003749 A AP2006003749 A AP 2006003749A AP 2006003749 A AP2006003749 A AP 2006003749A AP 2006003749 A0 AP2006003749 A0 AP 2006003749A0
Authority
AP
ARIPO
Prior art keywords
removal
sodium oxalate
bayer liquor
bayer
liquor
Prior art date
Application number
AP2006003749A
Other languages
English (en)
Inventor
Linda Jane Mccausland
Martin Fennell
Original Assignee
Accentus Plc
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 Accentus Plc filed Critical Accentus Plc
Publication of AP2006003749A0 publication Critical patent/AP2006003749A0/xx

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Treatment Of Sludge (AREA)
  • Physical Water Treatments (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AP2006003749A 2004-03-06 2005-03-03 Removal of sodium oxalate from a bayer liquor AP2006003749A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0405108.2A GB0405108D0 (en) 2004-03-06 2004-03-06 Removal of sodium oxalate from a bayer liquor
PCT/GB2005/000812 WO2005085136A1 (en) 2004-03-06 2005-03-03 Removal of sodium oxalate from a bayer liquor

Publications (1)

Publication Number Publication Date
AP2006003749A0 true AP2006003749A0 (en) 2006-10-31

Family

ID=32088862

Family Applications (1)

Application Number Title Priority Date Filing Date
AP2006003749A AP2006003749A0 (en) 2004-03-06 2005-03-03 Removal of sodium oxalate from a bayer liquor

Country Status (15)

Country Link
US (1) US20090087360A1 (de)
EP (1) EP1723077B1 (de)
JP (1) JP2007527355A (de)
CN (1) CN100548885C (de)
AP (1) AP2006003749A0 (de)
AT (1) ATE368633T1 (de)
AU (1) AU2005219639B2 (de)
BR (1) BRPI0508420A (de)
CA (1) CA2556665A1 (de)
DE (1) DE602005001855T2 (de)
ES (1) ES2287907T3 (de)
GB (1) GB0405108D0 (de)
RU (1) RU2006135229A (de)
WO (1) WO2005085136A1 (de)
ZA (1) ZA200606787B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0524823D0 (en) * 2005-12-06 2006-01-11 Accentus Plc Removal of contaminants from a bayer liquor
WO2008144838A1 (en) * 2007-05-31 2008-12-04 Commonwealth Scientific And Industrial Research Organisation Method for treating residue from a bayer process
CN101462114B (zh) * 2007-12-17 2010-10-13 贵阳铝镁设计研究院 一种氧化铝生产中换热器中草酸钠结晶的处理方法
RU2375307C1 (ru) * 2008-04-14 2009-12-10 Открытое акционерное общество "РУСАЛ Всероссийский Алюминиево-магниевый Институт" Способ получения глинозема из боксита
CN101575111B (zh) * 2008-05-08 2011-04-06 沈阳铝镁设计研究院 一种铝酸钠溶液中草酸盐的去除系统及方法
RU2375308C1 (ru) * 2008-07-14 2009-12-10 Открытое акционерное общество "РУСАЛ Всероссийский Алюминиево-магниевый Институт" Способ получения глинозема из боксита
CN105480994B (zh) * 2014-09-18 2017-05-10 沈阳铝镁设计研究院有限公司 一种高效的细种子洗涤富集草酸盐的方法
FI20146163A7 (fi) * 2014-12-30 2016-07-01 Lappeenrannan Teknillinen Yliopisto Menetelmä ja laite jatkuvatoimiseen kiteytykseen ja niiden käyttö
DE102016008296B4 (de) * 2016-07-05 2020-02-20 Technische Universität Bergakademie Freiberg Verfahren und Vorrichtung zur Sonokristallisation
CN111905398A (zh) * 2020-06-26 2020-11-10 中国轻工业长沙工程有限公司 一种连续结晶生产镍钴盐、铵盐的工艺
CN112299461B (zh) * 2020-11-08 2023-03-24 湖南诺兰蒂尔环保科技有限公司 一种铝酸钠溶液中草酸盐排除装置及工艺
CN114655972B (zh) * 2022-04-27 2023-10-27 云南省生态环境科学研究院 拜耳法氧化铝溶液有机物高效脱除的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53400B2 (de) * 1972-12-06 1978-01-07
ZA728668B (en) * 1972-12-07 1974-07-31 African Explosives & Chem Improvements in the manufacture of safety fuse
US4275042A (en) * 1980-01-22 1981-06-23 Alcan Research And Development Limited Removal of oxalate from Bayer process liquor
GB2306202B (en) * 1995-10-05 1999-04-14 British Nuclear Fuels Plc An ultrasonic apparatus
GB9827360D0 (en) * 1998-12-12 1999-02-03 Aea Technology Plc Process and apparatus for irradiating fluids
AUPP933499A0 (en) * 1999-03-19 1999-04-15 Worsley Alumina Pty Ltd Process for the removal of oxalate and/or sulphate from bayer liquors
BR0209433A (pt) * 2001-05-05 2004-08-03 Accentus Plc Método para realizar cristalização, e, aparelho
US7357835B2 (en) * 2002-05-31 2008-04-15 Accentus Plc Production of crystalline materials by using high intensity ultrasound

Also Published As

Publication number Publication date
US20090087360A1 (en) 2009-04-02
DE602005001855T2 (de) 2008-04-10
DE602005001855D1 (de) 2007-09-13
EP1723077A1 (de) 2006-11-22
WO2005085136A1 (en) 2005-09-15
GB0405108D0 (en) 2004-04-07
AU2005219639A1 (en) 2005-09-15
EP1723077B1 (de) 2007-08-01
AU2005219639B2 (en) 2011-01-20
ES2287907T3 (es) 2007-12-16
CN100548885C (zh) 2009-10-14
ATE368633T1 (de) 2007-08-15
CA2556665A1 (en) 2005-09-15
JP2007527355A (ja) 2007-09-27
CN1930086A (zh) 2007-03-14
ZA200606787B (en) 2007-12-27
RU2006135229A (ru) 2008-04-20
BRPI0508420A (pt) 2007-07-24

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