FI820643L - FOERFARANDE FOER BILDANDE AV CELLULOSAMATERIAL - Google Patents

FOERFARANDE FOER BILDANDE AV CELLULOSAMATERIAL

Info

Publication number
FI820643L
FI820643L FI820643A FI820643A FI820643L FI 820643 L FI820643 L FI 820643L FI 820643 A FI820643 A FI 820643A FI 820643 A FI820643 A FI 820643A FI 820643 L FI820643 L FI 820643L
Authority
FI
Finland
Prior art keywords
cellulosamaterial
foerfarande foer
foer bildande
bildande
foerfarande
Prior art date
Application number
FI820643A
Other languages
Finnish (fi)
Other versions
FI79724C (en
FI79724B (en
Inventor
Bertil Fagerlund
Original Assignee
Bertil Fagerlund
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 Bertil Fagerlund filed Critical Bertil Fagerlund
Publication of FI820643L publication Critical patent/FI820643L/en
Application granted granted Critical
Publication of FI79724B publication Critical patent/FI79724B/en
Publication of FI79724C publication Critical patent/FI79724C/en

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
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • 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
    • 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
    • D21C7/00—Digesters
    • D21C7/14—Means for circulating the lye
FI820643A 1981-03-05 1982-02-25 Process for boiling cellulose material FI79724C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24080481A 1981-03-05 1981-03-05
US24080481 1981-03-05

Publications (3)

Publication Number Publication Date
FI820643L true FI820643L (en) 1982-09-06
FI79724B FI79724B (en) 1989-10-31
FI79724C FI79724C (en) 1992-12-29

Family

ID=22908014

Family Applications (1)

Application Number Title Priority Date Filing Date
FI820643A FI79724C (en) 1981-03-05 1982-02-25 Process for boiling cellulose material

Country Status (5)

Country Link
JP (1) JPS57176282A (en)
BR (1) BR8201145A (en)
CA (1) CA1179807A (en)
FI (1) FI79724C (en)
SE (1) SE463267B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR7406365D0 (en) * 1974-08-02 1974-11-19 Suzano Papel & Celulose EQUIPMENT AND METHOD TO DELIGNIFY FIBROUS MATERIALS WITH ALKALINE SOLUTIONS
CA1079008A (en) * 1975-10-24 1980-06-10 Cp Associates Limited Solvent pulping process

Also Published As

Publication number Publication date
FI79724C (en) 1992-12-29
SE463267B (en) 1990-10-29
FI79724B (en) 1989-10-31
JPS57176282A (en) 1982-10-29
JPH0244957B2 (en) 1990-10-05
SE8201334L (en) 1982-09-06
BR8201145A (en) 1983-01-11
CA1179807A (en) 1984-12-27

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Legal Events

Date Code Title Description
MA Patent expired

Owner name: FAGERLUND, BERTIL