FI62688C - Saett att foerbaettra homogeniteten vid periodisk kokning av lignocellulosahaltigt material - Google Patents

Saett att foerbaettra homogeniteten vid periodisk kokning av lignocellulosahaltigt material Download PDF

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Publication number
FI62688C
FI62688C FI760847A FI760847A FI62688C FI 62688 C FI62688 C FI 62688C FI 760847 A FI760847 A FI 760847A FI 760847 A FI760847 A FI 760847A FI 62688 C FI62688 C FI 62688C
Authority
FI
Finland
Prior art keywords
digester
cooking
circulating flow
boiling
minutes
Prior art date
Application number
FI760847A
Other languages
English (en)
Finnish (fi)
Other versions
FI760847A7 (OSRAM
FI62688B (fi
Inventor
Sture Olof Erik Backlund
Original Assignee
Sca Development 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 Sca Development Ab filed Critical Sca Development Ab
Publication of FI760847A7 publication Critical patent/FI760847A7/fi
Application granted granted Critical
Publication of FI62688B publication Critical patent/FI62688B/fi
Publication of FI62688C publication Critical patent/FI62688C/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
    • D21C3/22—Other features of pulping processes

Landscapes

  • Paper (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
FI760847A 1975-04-18 1976-03-30 Saett att foerbaettra homogeniteten vid periodisk kokning av lignocellulosahaltigt material FI62688C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7504526 1975-04-18
SE7504526A SE403308B (sv) 1975-04-18 1975-04-18 Sett att forbettra homogeniteten vid periodisk kokning av lignocellulosahaltigt material

Publications (3)

Publication Number Publication Date
FI760847A7 FI760847A7 (OSRAM) 1976-10-19
FI62688B FI62688B (fi) 1982-10-29
FI62688C true FI62688C (fi) 1983-02-10

Family

ID=20324340

Family Applications (1)

Application Number Title Priority Date Filing Date
FI760847A FI62688C (fi) 1975-04-18 1976-03-30 Saett att foerbaettra homogeniteten vid periodisk kokning av lignocellulosahaltigt material

Country Status (5)

Country Link
CA (1) CA1081908A (OSRAM)
FI (1) FI62688C (OSRAM)
FR (1) FR2307911A1 (OSRAM)
NO (1) NO146960C (OSRAM)
SE (1) SE403308B (OSRAM)

Also Published As

Publication number Publication date
CA1081908A (en) 1980-07-22
FI760847A7 (OSRAM) 1976-10-19
FR2307911B1 (OSRAM) 1979-06-29
SE403308B (sv) 1978-08-07
FI62688B (fi) 1982-10-29
FR2307911A1 (fr) 1976-11-12
NO146960B (no) 1982-09-27
NO146960C (no) 1983-01-05
SE7504526L (sv) 1976-10-19
NO761240L (OSRAM) 1976-10-19

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MM Patent lapsed

Owner name: SCA DEVELOPMENT AKTIEBOLAG