BR8600268A - Processo para a producao de polpa de celulose - Google Patents

Processo para a producao de polpa de celulose

Info

Publication number
BR8600268A
BR8600268A BR8600268A BR8600268A BR8600268A BR 8600268 A BR8600268 A BR 8600268A BR 8600268 A BR8600268 A BR 8600268A BR 8600268 A BR8600268 A BR 8600268A BR 8600268 A BR8600268 A BR 8600268A
Authority
BR
Brazil
Prior art keywords
production
cellulose pulp
pulp
cellulose
Prior art date
Application number
BR8600268A
Other languages
English (en)
Portuguese (pt)
Inventor
Sven-Goran Svensson
Lars Blomberg
Ingemar Croon
Original Assignee
Aga 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 Aga Ab filed Critical Aga Ab
Publication of BR8600268A publication Critical patent/BR8600268A/pt

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/147Bleaching ; Apparatus therefor with oxygen or its allotropic modifications

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BR8600268A 1985-01-24 1986-01-23 Processo para a producao de polpa de celulose BR8600268A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8500342A SE452896B (sv) 1985-01-24 1985-01-24 Forfarande for behandling av cellulosamassor

Publications (1)

Publication Number Publication Date
BR8600268A true BR8600268A (pt) 1986-10-07

Family

ID=20358888

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8600268A BR8600268A (pt) 1985-01-24 1986-01-23 Processo para a producao de polpa de celulose

Country Status (8)

Country Link
JP (1) JPS61201094A (xx)
BR (1) BR8600268A (xx)
CH (1) CH668788A5 (xx)
DE (1) DE3601808A1 (xx)
FI (1) FI78326C (xx)
FR (1) FR2576331B1 (xx)
NO (1) NO860249L (xx)
SE (1) SE452896B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE460202B (sv) * 1987-03-13 1989-09-18 Aga Ab Saett vid behandling av ett material med en gas i en vaetska
CN110670400B (zh) * 2019-09-25 2020-11-27 刘澄 一种用于卫生巾艾绒芯片立式蒸煮釜

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE126265C (xx) *
SE390549C (sv) * 1973-12-20 1986-04-14 Ahlstroem Oy Sett att bleka cellulosahaltigt material med syre eller fritt syre innehallande gas i alkalisk miljo
JPS5249306A (en) * 1975-10-20 1977-04-20 Toyo Pulp Co Ltd Process for bleaching pulp under normal pressure with air bubble
JPS5299302A (en) * 1976-02-13 1977-08-20 Toyo Pulp Co Ltd Process for separating lignin from cellulose fiber
SE462919B (sv) * 1979-05-11 1990-09-17 Sunds Defibrator Ind Ab Saett att genomfoera alkaliextraktion av cellulosamassa i naervaro av syre

Also Published As

Publication number Publication date
FI78326C (fi) 1989-07-10
FI860328A (fi) 1986-07-25
SE8500342D0 (sv) 1985-01-24
CH668788A5 (de) 1989-01-31
FR2576331B1 (fr) 1988-06-17
DE3601808A1 (de) 1986-07-24
DE3601808C2 (xx) 1988-12-08
SE452896B (sv) 1987-12-21
FI78326B (fi) 1989-03-31
NO860249L (no) 1986-07-25
SE8500342L (sv) 1986-07-25
FR2576331A1 (fr) 1986-07-25
FI860328A0 (fi) 1986-01-23
JPS61201094A (ja) 1986-09-05

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