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FI955805A0 - Förfarande för framställning av vitlut - Google Patents

Förfarande för framställning av vitlut

Info

Publication number
FI955805A0
FI955805A0 FI955805A FI955805A FI955805A0 FI 955805 A0 FI955805 A0 FI 955805A0 FI 955805 A FI955805 A FI 955805A FI 955805 A FI955805 A FI 955805A FI 955805 A0 FI955805 A0 FI 955805A0
Authority
FI
Finland
Prior art keywords
white liquor
preparing white
preparing
liquor
white
Prior art date
Application number
FI955805A
Other languages
English (en)
Finnish (fi)
Other versions
FI955805A (sv
FI110792B (sv
Inventor
Bertil Pettersson
Bertil Granqvist
Ingemar Eriksson
Original Assignee
Korsnaes 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 Korsnaes Ab filed Critical Korsnaes Ab
Publication of FI955805A0 publication Critical patent/FI955805A0/sv
Publication of FI955805A publication Critical patent/FI955805A/sv
Application granted granted Critical
Publication of FI110792B publication Critical patent/FI110792B/sv

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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • 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
FI955805A 1993-06-04 1995-12-01 Förfarande för framställning av vitlut FI110792B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9301921A SE501347C2 (sv) 1993-06-04 1993-06-04 Framställning av vitlut med förhöjd och/eller minskad sulfiditet
SE9301921 1993-06-04
SE9400537 1994-06-03
PCT/SE1994/000537 WO1994029516A1 (en) 1993-06-04 1994-06-03 Production of white liquor

Publications (3)

Publication Number Publication Date
FI955805A0 true FI955805A0 (sv) 1995-12-01
FI955805A FI955805A (sv) 1995-12-01
FI110792B FI110792B (sv) 2003-03-31

Family

ID=20390169

Family Applications (1)

Application Number Title Priority Date Filing Date
FI955805A FI110792B (sv) 1993-06-04 1995-12-01 Förfarande för framställning av vitlut

Country Status (4)

Country Link
US (1) US5667633A (sv)
FI (1) FI110792B (sv)
SE (1) SE501347C2 (sv)
WO (1) WO1994029516A1 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0868563A1 (en) * 1995-12-22 1998-10-07 Combustion Engineering, Inc. Black liquor gasification process and regeneration of pulping liquor
US5738758A (en) * 1995-12-22 1998-04-14 The University Of New Brunswick Process for the conversion of calcium sulfide

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1560900A (en) * 1923-10-18 1925-11-10 West Virginia Pulp & Paper Co Process of treating wate sodium monosulphite liquors
US1743080A (en) * 1926-03-22 1930-01-07 Bradley Mckeefe Corp Manufacture of pulp and treatment of residual liquors, etc.
US3336535A (en) * 1966-02-14 1967-08-15 Varian Associates Semiconductor microwave oscillator
US3366535A (en) * 1966-07-11 1968-01-30 William T Neiman Process for regenerating waste liquor for reuse in kraft pulping operation
FR2550245B3 (fr) * 1983-08-04 1986-02-28 Nivelleau Bruniere Patrick M F Procede de combustion des liqueurs noires residuaires de fabrication de pate cellulosique
SE456254B (sv) * 1987-02-12 1988-09-19 Korsnes Ab Sett att rena gronlut i sulfatmassafabrikers kemikalieatervinning
CA2103066C (en) * 1991-05-13 2001-04-24 Patrik P. H. Lownertz White liquor preparation and pulping process

Also Published As

Publication number Publication date
SE9301921L (sv) 1994-12-05
WO1994029516A1 (en) 1994-12-22
SE501347C2 (sv) 1995-01-23
FI955805A (sv) 1995-12-01
SE9301921D0 (sv) 1993-06-04
US5667633A (en) 1997-09-16
FI110792B (sv) 2003-03-31

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Legal Events

Date Code Title Description
MA Patent expired