SE307727B - - Google Patents

Info

Publication number
SE307727B
SE307727B SE4782/65A SE478265A SE307727B SE 307727 B SE307727 B SE 307727B SE 4782/65 A SE4782/65 A SE 4782/65A SE 478265 A SE478265 A SE 478265A SE 307727 B SE307727 B SE 307727B
Authority
SE
Sweden
Application number
SE4782/65A
Inventor
G Malm
Original Assignee
Svenska Cellulosa 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 Svenska Cellulosa Ab filed Critical Svenska Cellulosa Ab
Priority to SE4782/65A priority Critical patent/SE307727B/xx
Priority to FI660931A priority patent/FI46757C/fi
Publication of SE307727B publication Critical patent/SE307727B/xx

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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
SE4782/65A 1965-04-12 1965-04-12 SE307727B (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE4782/65A SE307727B (de) 1965-04-12 1965-04-12
FI660931A FI46757C (fi) 1965-04-12 1966-04-12 Tapa valkaista selluloosapitoista ainetta.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE4782/65A SE307727B (de) 1965-04-12 1965-04-12

Publications (1)

Publication Number Publication Date
SE307727B true SE307727B (de) 1969-01-13

Family

ID=20264965

Family Applications (1)

Application Number Title Priority Date Filing Date
SE4782/65A SE307727B (de) 1965-04-12 1965-04-12

Country Status (2)

Country Link
FI (1) FI46757C (de)
SE (1) SE307727B (de)

Also Published As

Publication number Publication date
FI46757C (fi) 1973-06-11
FI46757B (de) 1973-02-28

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