FI20011551A - Method for oxidizing white liquor - Google Patents

Method for oxidizing white liquor Download PDF

Info

Publication number
FI20011551A
FI20011551A FI20011551A FI20011551A FI20011551A FI 20011551 A FI20011551 A FI 20011551A FI 20011551 A FI20011551 A FI 20011551A FI 20011551 A FI20011551 A FI 20011551A FI 20011551 A FI20011551 A FI 20011551A
Authority
FI
Finland
Prior art keywords
white liquor
oxidizing white
oxidizing
liquor
white
Prior art date
Application number
FI20011551A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Anette Olsson
Christos Rampotas
Viveka Svensson
Niclas Oejstedt
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 FI20011551A publication Critical patent/FI20011551A/en

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
    • D21C11/0078—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
    • 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
FI20011551A 1999-01-18 2001-07-17 Method for oxidizing white liquor FI20011551A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9900143A SE513403C2 (en) 1999-01-18 1999-01-18 Procedure for oxidizing white liquor
PCT/SE2000/000007 WO2000044978A1 (en) 1999-01-18 2000-01-04 Process for oxidising white liquor

Publications (1)

Publication Number Publication Date
FI20011551A true FI20011551A (en) 2001-07-17

Family

ID=20414142

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20011551A FI20011551A (en) 1999-01-18 2001-07-17 Method for oxidizing white liquor

Country Status (4)

Country Link
AU (1) AU2335000A (en)
FI (1) FI20011551A (en)
SE (1) SE513403C2 (en)
WO (1) WO2000044978A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020002446A1 (en) 2020-04-23 2021-10-28 Messer Austria Gmbh Process and device for white liquor oxidation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5382322A (en) * 1991-10-18 1995-01-17 Air Products And Chemicals, Inc. Selective white liquor oxidation
WO1994001616A1 (en) * 1992-07-09 1994-01-20 Kamyr, Inc. White liquor oxidation for bleach plant use
US5439556A (en) * 1993-08-16 1995-08-08 The Boc Group, Inc. Oxidation of white liquor using a packing column

Also Published As

Publication number Publication date
SE9900143L (en) 2000-07-19
AU2335000A (en) 2000-08-18
WO2000044978A1 (en) 2000-08-03
SE9900143D0 (en) 1999-01-18
SE513403C2 (en) 2000-09-11

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Legal Events

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MA Patent expired