SE384544B - Sett vid alkalisk uppslutning av cellulosahaltigt material - Google Patents

Sett vid alkalisk uppslutning av cellulosahaltigt material

Info

Publication number
SE384544B
SE384544B SE7216130A SE1613072A SE384544B SE 384544 B SE384544 B SE 384544B SE 7216130 A SE7216130 A SE 7216130A SE 1613072 A SE1613072 A SE 1613072A SE 384544 B SE384544 B SE 384544B
Authority
SE
Sweden
Prior art keywords
alkalium
cellulosis
distribution
make
alkalium distribution
Prior art date
Application number
SE7216130A
Other languages
English (en)
Inventor
I Backstrom
N Hartler
K Kringstad
Original Assignee
Svenska Traeforskningsinst
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 Svenska Traeforskningsinst filed Critical Svenska Traeforskningsinst
Priority to SE7216130A priority Critical patent/SE384544B/sv
Priority to CA185,164A priority patent/CA1016708A/en
Priority to US05/415,153 priority patent/US3937647A/en
Priority to NO4541/73A priority patent/NO135150C/no
Priority to FI3705/73A priority patent/FI55224C/fi
Priority to JP48136957A priority patent/JPS5117601B2/ja
Publication of SE384544B publication Critical patent/SE384544B/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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
SE7216130A 1972-12-11 1972-12-11 Sett vid alkalisk uppslutning av cellulosahaltigt material SE384544B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE7216130A SE384544B (sv) 1972-12-11 1972-12-11 Sett vid alkalisk uppslutning av cellulosahaltigt material
CA185,164A CA1016708A (en) 1972-12-11 1973-11-06 Method related to the alkaline digestion of cellulosic material
US05/415,153 US3937647A (en) 1972-12-11 1973-11-12 Method of increasing cellulosic pulp yields in an alkaline digestion process
NO4541/73A NO135150C (sv) 1972-12-11 1973-11-28
FI3705/73A FI55224C (fi) 1972-12-11 1973-12-03 Saett vid alkalisk uppslutning av cellulosahaltigt material
JP48136957A JPS5117601B2 (sv) 1972-12-11 1973-12-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7216130A SE384544B (sv) 1972-12-11 1972-12-11 Sett vid alkalisk uppslutning av cellulosahaltigt material

Publications (1)

Publication Number Publication Date
SE384544B true SE384544B (sv) 1976-05-10

Family

ID=20301770

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7216130A SE384544B (sv) 1972-12-11 1972-12-11 Sett vid alkalisk uppslutning av cellulosahaltigt material

Country Status (6)

Country Link
US (1) US3937647A (sv)
JP (1) JPS5117601B2 (sv)
CA (1) CA1016708A (sv)
FI (1) FI55224C (sv)
NO (1) NO135150C (sv)
SE (1) SE384544B (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239906A (en) * 1979-06-07 1980-12-16 Standard Brands Incorporated Method for obtaining a purified cellulose product from corn hulls
SE447554B (sv) * 1985-04-04 1986-11-24 Simonson Rune G W Forfarande vid tillverkning av produkter innehallande trespan
US6468390B1 (en) * 1998-08-24 2002-10-22 Kvaerner Pulping Ab Method for continuous cooking of lignocellulosic fiber material
US6245196B1 (en) 1999-02-02 2001-06-12 Praxair Technology, Inc. Method and apparatus for pulp yield enhancement
US7815876B2 (en) * 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
US7815741B2 (en) * 2006-11-03 2010-10-19 Olson David A Reactor pump for catalyzed hydrolytic splitting of cellulose
SE531632C2 (sv) * 2007-12-20 2009-06-09 Metso Fiber Karlstad Ab Förfarande vid tillverkning av sulfatmassa där hemicellulosor återförs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1859888A (en) * 1927-02-02 1932-05-24 Brown Co Process of regenerating spent alkaline liquor to fresh acid cooking liquor
US2167556A (en) * 1936-03-18 1939-07-25 Stacom Process Corp Recovery of lignin from natural cellulose compounds
US2686120A (en) * 1952-01-14 1954-08-10 Ontario Paper Co Ltd Alkaline pulping of lignocellulose in the presence of oxygen to produce pulp, vanillin, and other oxidation products of lignin substance
US2976273A (en) * 1958-09-10 1961-03-21 West Virginia Pulp & Paper Co Treatment of kraft black liquor and product
US3428520A (en) * 1965-08-12 1969-02-18 Scott Paper Co Pulping process with lignin recovery
US3806403A (en) * 1972-03-27 1974-04-23 Nyanza Inc Process for treating black liquor to precipitate organic materials therefrom

Also Published As

Publication number Publication date
CA1016708A (en) 1977-09-06
JPS5046904A (sv) 1975-04-26
FI55224C (fi) 1979-06-11
US3937647A (en) 1976-02-10
FI55224B (fi) 1979-02-28
NO135150B (sv) 1976-11-08
JPS5117601B2 (sv) 1976-06-03
NO135150C (sv) 1977-02-16

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