FI76843C - Behandling av vedflis. - Google Patents

Behandling av vedflis. Download PDF

Info

Publication number
FI76843C
FI76843C FI834877A FI834877A FI76843C FI 76843 C FI76843 C FI 76843C FI 834877 A FI834877 A FI 834877A FI 834877 A FI834877 A FI 834877A FI 76843 C FI76843 C FI 76843C
Authority
FI
Finland
Prior art keywords
chips
impregnation
washing
temperature
treatment
Prior art date
Application number
FI834877A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI834877A (fi
FI76843B (fi
FI834877A0 (fi
Inventor
Bjoern M S Dillner
Brita Elisabet Swan
Carl Thomas Claes Otto
Original Assignee
Billeruds 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 Billeruds Ab filed Critical Billeruds Ab
Publication of FI834877A0 publication Critical patent/FI834877A0/fi
Publication of FI834877A publication Critical patent/FI834877A/fi
Application granted granted Critical
Publication of FI76843B publication Critical patent/FI76843B/fi
Publication of FI76843C publication Critical patent/FI76843C/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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting

Landscapes

  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
FI834877A 1983-01-12 1983-12-30 Behandling av vedflis. FI76843C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8300124A SE8300124D0 (sv) 1983-01-12 1983-01-12 Behandling av vedflis
SE8300124 1983-01-12

Publications (4)

Publication Number Publication Date
FI834877A0 FI834877A0 (fi) 1983-12-30
FI834877A FI834877A (fi) 1984-07-13
FI76843B FI76843B (fi) 1988-08-31
FI76843C true FI76843C (fi) 1988-12-12

Family

ID=20349544

Family Applications (1)

Application Number Title Priority Date Filing Date
FI834877A FI76843C (fi) 1983-01-12 1983-12-30 Behandling av vedflis.

Country Status (8)

Country Link
JP (1) JPS59137583A (de)
AU (1) AU567139B2 (de)
CA (1) CA1216709A (de)
DE (1) DE3346528A1 (de)
FI (1) FI76843C (de)
FR (1) FR2539155B1 (de)
NO (1) NO157828C (de)
SE (1) SE8300124D0 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE451605B (sv) * 1983-06-27 1987-10-19 Mo Och Domsjoe Ab Forfarande och anordning for forbehandling av lignocellulosamaterial
US9091073B2 (en) * 2012-12-10 2015-07-28 Brad Wells Method and apparatus for temporary surface protection
US10933555B2 (en) * 2014-06-25 2021-03-02 Technologies Boralife Inc. Process and apparatus for treating lignocellulosic material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3393122A (en) * 1964-06-03 1968-07-16 Georgia Pacific Corp Pretreatment of green wood with reducing agent prior to storage
CA1094263A (en) * 1975-09-18 1981-01-27 Douglas Atack Method of producing ultra high yield pulp
US4211605A (en) * 1978-08-03 1980-07-08 Canadian International Paper Company High yield chemimechanical pulping processes

Also Published As

Publication number Publication date
DE3346528A1 (de) 1984-07-12
SE8300124D0 (sv) 1983-01-12
NO834751L (no) 1984-07-13
CA1216709A (en) 1987-01-20
FR2539155A1 (fr) 1984-07-13
FI834877A (fi) 1984-07-13
DE3346528C2 (de) 1993-03-18
NO157828B (no) 1988-02-15
AU2283383A (en) 1984-07-19
AU567139B2 (en) 1987-11-12
FI76843B (fi) 1988-08-31
FI834877A0 (fi) 1983-12-30
JPS59137583A (ja) 1984-08-07
NO157828C (no) 1992-06-04
FR2539155B1 (fr) 1986-05-23

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: BILLERUD AKTIEBOLAG