FI884123L - Foerfarande foer framstaellnig av pappersmassa. - Google Patents

Foerfarande foer framstaellnig av pappersmassa. Download PDF

Info

Publication number
FI884123L
FI884123L FI884123A FI884123A FI884123L FI 884123 L FI884123 L FI 884123L FI 884123 A FI884123 A FI 884123A FI 884123 A FI884123 A FI 884123A FI 884123 L FI884123 L FI 884123L
Authority
FI
Finland
Prior art keywords
pappersma
framstaellnig
foerfarande foer
foerfarande
foer
Prior art date
Application number
FI884123A
Other languages
English (en)
Finnish (fi)
Other versions
FI884123A0 (fi
FI884123A7 (fi
Inventor
Raymond Lachapelle
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 FI884123A0 publication Critical patent/FI884123A0/fi
Publication of FI884123A7 publication Critical patent/FI884123A7/fi
Publication of FI884123L publication Critical patent/FI884123L/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
    • 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)
FI884123A 1987-09-08 1988-09-07 Foerfarande foer framstaellnig av pappersmassa. FI884123L (fi)

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 (3)

Publication Number Publication Date
FI884123A0 FI884123A0 (fi) 1988-09-07
FI884123A7 FI884123A7 (fi) 1989-03-09
FI884123L true FI884123L (fi) 1989-03-09

Family

ID=9354710

Family Applications (1)

Application Number Title Priority Date Filing Date
FI884123A FI884123L (fi) 1987-09-08 1988-09-07 Foerfarande foer framstaellnig av pappersmassa.

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) FI884123L (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
EP0307295A1 (fr) 1989-03-15
DE3862265D1 (de) 1991-05-08
FI884123A0 (fi) 1988-09-07
ZA886622B (en) 1991-05-29
CN1033664A (zh) 1989-07-05
EP0307295B1 (fr) 1991-04-03
NZ226060A (en) 1991-02-26
ATE62287T1 (de) 1991-04-15
JPH0217678B2 (enrdf_load_stackoverflow) 1990-04-23
FR2620144B1 (fr) 1989-12-08
ES2021857B3 (es) 1991-11-16
FR2620144A1 (fr) 1989-03-10
GR3001730T3 (en) 1992-11-23
FI884123A7 (fi) 1989-03-09
PT88435A (pt) 1989-07-31
OA08949A (fr) 1990-11-30
JPH01207492A (ja) 1989-08-21
NO883968L (no) 1989-03-09
BR8804619A (pt) 1989-04-18
PT88435B (pt) 1992-10-30
AU2196088A (en) 1989-03-09
CN1013131B (zh) 1991-07-10
MA21393A1 (fr) 1989-07-01
KR890005346A (ko) 1989-05-13
NO883968D0 (no) 1988-09-07
AU608054B2 (en) 1991-03-21

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: CANADIAN LIQUID AIR LTD / AIR LIQUIDE, CANADA LTEE