SE391205B - Sett att oka massautbytet vid alkalisk kokning av lignocellulosahaltigt material - Google Patents

Sett att oka massautbytet vid alkalisk kokning av lignocellulosahaltigt material

Info

Publication number
SE391205B
SE391205B SE7405422A SE7405422A SE391205B SE 391205 B SE391205 B SE 391205B SE 7405422 A SE7405422 A SE 7405422A SE 7405422 A SE7405422 A SE 7405422A SE 391205 B SE391205 B SE 391205B
Authority
SE
Sweden
Prior art keywords
lignocellulose
increase
way
containing material
mass production
Prior art date
Application number
SE7405422A
Other languages
English (en)
Other versions
SE7405422L (sv
Inventor
R B Phillips
Original Assignee
Int Paper Co
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 Int Paper Co filed Critical Int Paper Co
Publication of SE7405422L publication Critical patent/SE7405422L/xx
Publication of SE391205B publication Critical patent/SE391205B/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes
SE7405422A 1974-01-16 1974-04-23 Sett att oka massautbytet vid alkalisk kokning av lignocellulosahaltigt material SE391205B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US433868A US3883391A (en) 1974-01-16 1974-01-16 Treatment of lignocellulosic material with an aqueous containing cyanide ions and an alkaline earth metal salt

Publications (2)

Publication Number Publication Date
SE7405422L SE7405422L (sv) 1975-07-17
SE391205B true SE391205B (sv) 1977-02-07

Family

ID=23721851

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7405422A SE391205B (sv) 1974-01-16 1974-04-23 Sett att oka massautbytet vid alkalisk kokning av lignocellulosahaltigt material

Country Status (4)

Country Link
US (1) US3883391A (sv)
CA (1) CA1012708A (sv)
FR (1) FR2257733A1 (sv)
SE (1) SE391205B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3929559A (en) * 1974-12-16 1975-12-30 Mac Millan Bloedel Ltd Stabilization of cellulosic material by treatment with ferricyanide ion
US5728265A (en) * 1995-06-12 1998-03-17 Henkel Corporation Process for enhancing white liquor penetration into wood chips by contacting the chips with a mixture of the white liquor and a polymethylalkyl siloxane
US8591702B2 (en) 2008-12-08 2013-11-26 Fpinnovations Increasing alkaline pulping yield for softwood with metal ions

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3532596A (en) * 1967-09-22 1970-10-06 Westvaco Corp Method for stabilizing polysaccharides against alkaline attack
CA895757A (en) * 1970-04-03 1972-03-21 E. Worster Hans Single-stage soda-oxygen pulping
US3663358A (en) * 1970-04-29 1972-05-16 Westvaco Corp A METHOD FOR INCREASING BISULFITE PULP YIELD COMPRISING TREATING LIGNOCELLULOSIC MATERIAL WITH CYANIDE IONS AT A pH OF 7{14 12 PRIOR TO DIGESTION

Also Published As

Publication number Publication date
CA1012708A (en) 1977-06-28
US3883391A (en) 1975-05-13
SE7405422L (sv) 1975-07-17
FR2257733A1 (sv) 1975-08-08

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