OA08949A - Procédé de fabrication de pâte à papier - Google Patents

Procédé de fabrication de pâte à papier

Info

Publication number
OA08949A
OA08949A OA59425A OA59425A OA08949A OA 08949 A OA08949 A OA 08949A OA 59425 A OA59425 A OA 59425A OA 59425 A OA59425 A OA 59425A OA 08949 A OA08949 A OA 08949A
Authority
OA
OAPI
Prior art keywords
manufacturing process
pulp
pulp manufacturing
neutralisation
purification
Prior art date
Application number
OA59425A
Other languages
English (en)
French (fr)
Original Assignee
Liquid Air Canada
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 Liquid Air Canada filed Critical Liquid Air Canada
Publication of OA08949A publication Critical patent/OA08949A/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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Materials For Medical Uses (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
OA59425A 1987-09-08 1988-09-08 Procédé de fabrication de pâte à papier OA08949A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8712451A FR2620144B1 (fr) 1987-09-08 1987-09-08 Procede de fabrication de pate a papier blanchie comportant un traitement a l'aide d'acide carbonique apres blanchiment

Publications (1)

Publication Number Publication Date
OA08949A true OA08949A (fr) 1990-11-30

Family

ID=9354710

Family Applications (1)

Application Number Title Priority Date Filing Date
OA59425A OA08949A (fr) 1987-09-08 1988-09-08 Procédé de fabrication de pâte à papier

Country Status (18)

Country Link
EP (1) EP0307295B1 (enrdf_load_stackoverflow)
JP (1) JPH01207492A (enrdf_load_stackoverflow)
KR (1) KR890005346A (enrdf_load_stackoverflow)
CN (1) CN1013131B (enrdf_load_stackoverflow)
AT (1) ATE62287T1 (enrdf_load_stackoverflow)
AU (1) AU608054B2 (enrdf_load_stackoverflow)
BR (1) BR8804619A (enrdf_load_stackoverflow)
DE (1) DE3862265D1 (enrdf_load_stackoverflow)
ES (1) ES2021857B3 (enrdf_load_stackoverflow)
FI (1) FI884123A7 (enrdf_load_stackoverflow)
FR (1) FR2620144B1 (enrdf_load_stackoverflow)
GR (1) GR3001730T3 (enrdf_load_stackoverflow)
MA (1) MA21393A1 (enrdf_load_stackoverflow)
NO (1) NO883968L (enrdf_load_stackoverflow)
NZ (1) NZ226060A (enrdf_load_stackoverflow)
OA (1) OA08949A (enrdf_load_stackoverflow)
PT (1) PT88435B (enrdf_load_stackoverflow)
ZA (1) ZA886622B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9206415D0 (en) * 1992-03-24 1992-05-06 Albright & Wilson Stabilisation of bleach liquors
US5639347A (en) * 1993-03-24 1997-06-17 Ahlstrom Machinery Inc. Method of controlling of metals in a bleach plant, using oxidation
US5509999A (en) * 1993-03-24 1996-04-23 Kamyr, Inc. Treatment of bleach plant effluents
FI110533B (fi) * 2000-05-04 2003-02-14 Aga Ab Menetelmä mikrobikasvun torjumiseksi
WO2011113119A1 (en) * 2010-03-19 2011-09-22 Fibria Celulose S/A Process for the treatment of cellulose pulps, cellulose pulp thus obtained and use of biopolymer for treating cellulose pulps
CN104032611B (zh) * 2014-06-23 2016-04-20 广西大学 一种纸浆漂白方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1993265A (en) * 1933-02-28 1935-03-05 Merrimac Chemical Co Inc Manufacture of paper embodying alkaline earth metal carbonate fillers
FI52876C (fi) * 1974-09-03 1978-10-17 Ahlstroem Oy Foerfarande foer tvaettning av en cellulosamassa fraon alkalikok

Also Published As

Publication number Publication date
NZ226060A (en) 1991-02-26
FR2620144A1 (fr) 1989-03-10
ATE62287T1 (de) 1991-04-15
CN1013131B (zh) 1991-07-10
PT88435A (pt) 1989-07-31
MA21393A1 (fr) 1989-07-01
NO883968D0 (no) 1988-09-07
KR890005346A (ko) 1989-05-13
CN1033664A (zh) 1989-07-05
GR3001730T3 (en) 1992-11-23
JPH01207492A (ja) 1989-08-21
AU2196088A (en) 1989-03-09
NO883968L (no) 1989-03-09
FI884123L (fi) 1989-03-09
EP0307295B1 (fr) 1991-04-03
DE3862265D1 (de) 1991-05-08
FR2620144B1 (fr) 1989-12-08
EP0307295A1 (fr) 1989-03-15
JPH0217678B2 (enrdf_load_stackoverflow) 1990-04-23
ZA886622B (en) 1991-05-29
AU608054B2 (en) 1991-03-21
ES2021857B3 (es) 1991-11-16
FI884123A7 (fi) 1989-03-09
FI884123A0 (fi) 1988-09-07
PT88435B (pt) 1992-10-30
BR8804619A (pt) 1989-04-18

Similar Documents

Publication Publication Date Title
BR9201920A (pt) Processo para remover a cor de uma polpa preparada a partir de material de papel de refugo e produto obtido
FR2457339A1 (fr) Procede pour la delignification et le blanchiment de pates cellulosiques chimiques et semi-chimiques
SE9001187D0 (sv) Oxygen bleaching with between stage washing
SE7902901L (sv) Sett for blekning av oxygendelignifierad, cellulosahaltig massa med ozon
FI933729A0 (fi) Traedefibrering med aettikasyra genom att tillaegga myrsyror
DE3561165D1 (en) Process for bleaching mechanical pulp with hydrogen peroxide
ATE102667T1 (de) Verfahren zur herstellung von mechanischem holzstoff und von papier, das diesen holzstoff enthaelt.
OA08949A (fr) Procédé de fabrication de pâte à papier
ATE21133T1 (de) Verfahren zur herstellung von halbgebleichten zellstoffen.
BR9201847A (pt) Processo para o tratamento de polpa secundaria compreendendo fibras celulosicas e contaminantes viscosos e produto de papel reciclado produzido
DE69212051D1 (de) Verfahren zur Herstellung von gebleichtem Hochausbeutepapierzellstoff
FR2403418A1 (fr) Procede de fabrication de cellulose de coniferes pour retraitement chimique ainsi que pour papiers speciaux
ATE312193T1 (de) Microbiologische herstellung von l-ascorbinsäure
NO871061D0 (no) Anvendelse av rldm-tm-1-6 og andre ligninolytiske enzymer.
ATE151824T1 (de) Aufschlussverfahren
ATE5268T1 (de) Verfahren und mischung zur herstellung von cellulosepulpen.
NO860320L (no) Fremgangsmaate ved fremstilling av tett vannfritt natriumkarbonat og tett vannfritt natriumkarbonat fremstilt ved fremgangsmaaten.
FR2589494B1 (fr) Procede de blanchiment de pates papetieres chimiques
FI103801B1 (fi) Menetelmä pigmenttien valkaisemiseksi
ATE120719T1 (de) Herstellung von natriumdithionit mit hohem ertrag.
FI905380L (fi) Foerfarande foer behandling av alkaliloesning.
JPS54131012A (en) White liquor treatment of paper making process
BR9801454A (pt) Processo contínuo de deslignificação e/ou branqueamento de pasta de papel química virgem ou reciclada