FI102976B - Menetelmä lisäkeittokemikaalien tuottamiseksi sekä käyttämiseksi sulfa attiselluloosaprosessissa - Google Patents

Menetelmä lisäkeittokemikaalien tuottamiseksi sekä käyttämiseksi sulfa attiselluloosaprosessissa

Info

Publication number
FI102976B
FI102976B FI940933A FI940933A FI102976B FI 102976 B FI102976 B FI 102976B FI 940933 A FI940933 A FI 940933A FI 940933 A FI940933 A FI 940933A FI 102976 B FI102976 B FI 102976B
Authority
FI
Finland
Prior art keywords
production
cooking chemicals
sulphate
additive
additive cooking
Prior art date
Application number
FI940933A
Other languages
English (en)
Swedish (sv)
Other versions
FI940933A (fi
FI940933A0 (fi
FI102976B1 (fi
Inventor
Paterson Mckeough
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI940933A priority Critical patent/FI102976B1/fi
Publication of FI940933A0 publication Critical patent/FI940933A0/fi
Priority to PCT/FI1995/000089 priority patent/WO1995023256A1/en
Publication of FI940933A publication Critical patent/FI940933A/fi
Application granted granted Critical
Publication of FI102976B publication Critical patent/FI102976B/fi
Publication of FI102976B1 publication Critical patent/FI102976B1/fi

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing 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
    • 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
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • D21C11/08—Deodorisation ; Elimination of malodorous compounds, e.g. sulfur compounds such as hydrogen sulfide or mercaptans, from gas streams
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
FI940933A 1994-02-28 1994-02-28 Menetelmä lisäkeittokemikaalien tuottamiseen ja käyttämiseen sulfaattiprosessissa FI102976B1 (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI940933A FI102976B1 (fi) 1994-02-28 1994-02-28 Menetelmä lisäkeittokemikaalien tuottamiseen ja käyttämiseen sulfaattiprosessissa
PCT/FI1995/000089 WO1995023256A1 (en) 1994-02-28 1995-02-22 Process for generation and use of additional pulping chemicals in kraft-type process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI940933A FI102976B1 (fi) 1994-02-28 1994-02-28 Menetelmä lisäkeittokemikaalien tuottamiseen ja käyttämiseen sulfaattiprosessissa

Publications (4)

Publication Number Publication Date
FI940933A0 FI940933A0 (fi) 1994-02-28
FI940933A FI940933A (fi) 1995-08-29
FI102976B true FI102976B (fi) 1999-03-31
FI102976B1 FI102976B1 (fi) 1999-03-31

Family

ID=8540207

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940933A FI102976B1 (fi) 1994-02-28 1994-02-28 Menetelmä lisäkeittokemikaalien tuottamiseen ja käyttämiseen sulfaattiprosessissa

Country Status (2)

Country Link
FI (1) FI102976B1 (fi)
WO (1) WO1995023256A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518993E (sv) * 2002-01-24 2013-04-23 Metso Paper Sweden Ab Framställning av cellulosamassa genom kokning med en kokvätska innehållande förindunstad svartlut
EP2326406B1 (en) * 2008-08-11 2015-09-30 Valmet Aktiebolag Method and system for treatment of malodorous gases emanating from a pulp mill
AR109621A1 (es) 2016-10-24 2018-12-26 Janssen Pharmaceuticals Inc Formulaciones de vacunas contra glucoconjugados de expec
FI129362B (fi) 2017-05-16 2021-12-31 Andritz Oy Menetelmä kemiallisen massan tuottamiseksi

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3451889A (en) * 1964-08-28 1969-06-24 Papel Loreto & Pena Pobre Method of digesting wood by the kraft process utilizing organic sulfides
JPH06506733A (ja) * 1991-02-06 1994-07-28 アールストロム　マシナリイ　オサケ　ユキチュア 黒液からの化学物質及びエネルギー回収方法
NO920692L (no) * 1991-05-24 1992-11-25 Kamyr Inc Behandling av organiske svovelgasser, spesielt i kraftmasse systemer og prosesser

Also Published As

Publication number Publication date
FI940933A (fi) 1995-08-29
WO1995023256A1 (en) 1995-08-31
FI940933A0 (fi) 1994-02-28
FI102976B1 (fi) 1999-03-31

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Legal Events

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