FI46001C - Method for cooking sulphate pulp using polysulphides. - Google Patents

Method for cooking sulphate pulp using polysulphides.

Info

Publication number
FI46001C
FI46001C FI136567A FI136567A FI46001C FI 46001 C FI46001 C FI 46001C FI 136567 A FI136567 A FI 136567A FI 136567 A FI136567 A FI 136567A FI 46001 C FI46001 C FI 46001C
Authority
FI
Finland
Prior art keywords
polysulphides
cooking
sulphate pulp
sulphate
pulp
Prior art date
Application number
FI136567A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI46001B (en
Inventor
Cook William Hugh
Original Assignee
Domtar Ltd
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 Domtar Ltd filed Critical Domtar Ltd
Application granted granted Critical
Publication of FI46001B publication Critical patent/FI46001B/fi
Publication of FI46001C publication Critical patent/FI46001C/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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
FI136567A 1966-05-14 1967-05-12 Method for cooking sulphate pulp using polysulphides. FI46001C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2151466 1966-05-14

Publications (2)

Publication Number Publication Date
FI46001B FI46001B (en) 1972-07-31
FI46001C true FI46001C (en) 1972-11-10

Family

ID=10164213

Family Applications (1)

Application Number Title Priority Date Filing Date
FI136567A FI46001C (en) 1966-05-14 1967-05-12 Method for cooking sulphate pulp using polysulphides.

Country Status (4)

Country Link
DE (1) DE1692846A1 (en)
FI (1) FI46001C (en)
NO (1) NO123511C (en)
SE (1) SE317863B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8106203L (en) * 1981-10-21 1983-04-22 Nils V Mannbro SET FOR POLYSULPHIDE TREATMENT OF LIGNOCELLULOSAMATERIAL FOR ALKALIC PREPARATION
FI71176C (en) * 1983-11-30 1991-12-03 Ekono Oy Process for preparing cellulose with batch boiling

Also Published As

Publication number Publication date
FI46001B (en) 1972-07-31
NO123511B (en) 1971-11-29
DE1692846A1 (en) 1971-10-21
NO123511C (en) 1976-07-22
SE317863B (en) 1969-11-24

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