AU2335100A - Process for the treatment of white liquor - Google Patents

Process for the treatment of white liquor

Info

Publication number
AU2335100A
AU2335100A AU23351/00A AU2335100A AU2335100A AU 2335100 A AU2335100 A AU 2335100A AU 23351/00 A AU23351/00 A AU 23351/00A AU 2335100 A AU2335100 A AU 2335100A AU 2335100 A AU2335100 A AU 2335100A
Authority
AU
Australia
Prior art keywords
treatment
white liquor
liquor
white
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.)
Abandoned
Application number
AU23351/00A
Inventor
Anette Olsson
Christos Rampotas
Viveka Svensson
Niclas ojstedt
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.)
Kemira Kemi AB
Original Assignee
Kemira Kemi AB
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 Kemira Kemi AB filed Critical Kemira Kemi AB
Publication of AU2335100A publication Critical patent/AU2335100A/en
Abandoned legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0071—Treatment of green or white liquors with gases, e.g. with carbon dioxide for carbonation; Expulsion of gaseous compounds, e.g. hydrogen sulfide, from these liquors by this treatment (stripping); Optional separation of solid compounds formed in the liquors by this treatment
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these compounds
AU23351/00A 1999-01-18 2000-01-04 Process for the treatment of white liquor Abandoned AU2335100A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9900144A SE514596C2 (en) 1999-01-18 1999-01-18 Procedure for the treatment of white liquor to minimize the enrichment of metals
SE9900144 1999-01-18
PCT/SE2000/000008 WO2000044979A1 (en) 1999-01-18 2000-01-04 Process for the treatment of white liquor

Publications (1)

Publication Number Publication Date
AU2335100A true AU2335100A (en) 2000-08-18

Family

ID=20414143

Family Applications (1)

Application Number Title Priority Date Filing Date
AU23351/00A Abandoned AU2335100A (en) 1999-01-18 2000-01-04 Process for the treatment of white liquor

Country Status (4)

Country Link
AU (1) AU2335100A (en)
FI (1) FI20011552A (en)
SE (1) SE514596C2 (en)
WO (1) WO2000044979A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022193294A1 (en) * 2021-03-19 2022-09-22 Kemira Oyj A method for removing metal ions from effluents and process waters

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU473185B2 (en) * 1973-07-25 1976-06-17 Mooch Domsjo Aktiebolag A method for producing oxidized white liquor
US5382322A (en) * 1991-10-18 1995-01-17 Air Products And Chemicals, Inc. Selective white liquor oxidation
US5639347A (en) * 1993-03-24 1997-06-17 Ahlstrom Machinery Inc. Method of controlling of metals in a bleach plant, using oxidation
US5700350A (en) * 1996-03-28 1997-12-23 Chemetics International Company Ltd. Processes of retaining chelant-containing effluent within pulp bleach plants

Also Published As

Publication number Publication date
FI20011552A (en) 2001-07-17
WO2000044979A1 (en) 2000-08-03
SE514596C2 (en) 2001-03-19
SE9900144D0 (en) 1999-01-18
SE9900144L (en) 2000-07-19

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase