NO176485C - Fremgangsmåte for behandling av fibermasse med en kjemisk opplösning - Google Patents

Fremgangsmåte for behandling av fibermasse med en kjemisk opplösning

Info

Publication number
NO176485C
NO176485C NO913904A NO913904A NO176485C NO 176485 C NO176485 C NO 176485C NO 913904 A NO913904 A NO 913904A NO 913904 A NO913904 A NO 913904A NO 176485 C NO176485 C NO 176485C
Authority
NO
Norway
Prior art keywords
treatment
bed
active chemicals
chemical solution
solution
Prior art date
Application number
NO913904A
Other languages
English (en)
Other versions
NO176485B (no
NO913904L (no
NO913904D0 (no
Inventor
Haakan Ostman
Original Assignee
Salomans Oy
Hackman Process Ltd
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 Salomans Oy, Hackman Process Ltd filed Critical Salomans Oy
Publication of NO913904L publication Critical patent/NO913904L/no
Publication of NO913904D0 publication Critical patent/NO913904D0/no
Publication of NO176485B publication Critical patent/NO176485B/no
Publication of NO176485C publication Critical patent/NO176485C/no

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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1031—Pulse, dynamic, displacement 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D21C11/0028—Effluents derived from the washing or bleaching plants
    • 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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Communication Cables (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
NO913904A 1989-04-07 1991-10-04 Fremgangsmåte for behandling av fibermasse med en kjemisk opplösning NO176485C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI891662A FI85513C (fi) 1989-04-07 1989-04-07 Foerfarande foer behandling av fibermassa med kemikalieloesning.
PCT/FI1990/000095 WO1990012146A1 (en) 1989-04-07 1990-04-06 A process for treating a fiber pulp with a chemical solution

Publications (4)

Publication Number Publication Date
NO913904L NO913904L (no) 1991-10-04
NO913904D0 NO913904D0 (no) 1991-10-04
NO176485B NO176485B (no) 1995-01-02
NO176485C true NO176485C (no) 1995-04-12

Family

ID=8528196

Family Applications (1)

Application Number Title Priority Date Filing Date
NO913904A NO176485C (no) 1989-04-07 1991-10-04 Fremgangsmåte for behandling av fibermasse med en kjemisk opplösning

Country Status (13)

Country Link
EP (1) EP0466752B1 (no)
JP (1) JPH05500835A (no)
AT (1) ATE140282T1 (no)
AU (1) AU647020B2 (no)
BR (1) BR9007276A (no)
CA (1) CA2049951A1 (no)
DE (1) DE69027770T2 (no)
ES (1) ES2091240T3 (no)
FI (1) FI85513C (no)
NO (1) NO176485C (no)
NZ (1) NZ233237A (no)
WO (1) WO1990012146A1 (no)
ZA (1) ZA902703B (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6423183B1 (en) 1997-12-24 2002-07-23 Kimberly-Clark Worldwide, Inc. Paper products and a method for applying a dye to cellulosic fibers
US6749721B2 (en) 2000-12-22 2004-06-15 Kimberly-Clark Worldwide, Inc. Process for incorporating poorly substantive paper modifying agents into a paper sheet via wet end addition
US7749356B2 (en) 2001-03-07 2010-07-06 Kimberly-Clark Worldwide, Inc. Method for using water insoluble chemical additives with pulp and products made by said method
US6582560B2 (en) 2001-03-07 2003-06-24 Kimberly-Clark Worldwide, Inc. Method for using water insoluble chemical additives with pulp and products made by said method
US7670459B2 (en) 2004-12-29 2010-03-02 Kimberly-Clark Worldwide, Inc. Soft and durable tissue products containing a softening agent

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA783483A (en) * 1964-08-13 1968-04-23 Electric Reduction Company Of Canada Processes for bleaching cellulosic pulps
NO141172B (no) * 1970-06-25 Keskuslaboratorio-Centrallaboratorium Ab, Oy, Fremgangsmaate ved dynamisk bleking av fibermasse
FI67894C (fi) * 1982-05-21 1985-06-10 Rauma Repola Oy Foerfarande och anordning foer blekning av fibermassa
FI86895C (fi) * 1990-01-11 1997-01-15 Poeyry Jaakko & Co Oy Foerfarande foer motstroemstvaettning och blekning av massa fraon cellulosakok

Also Published As

Publication number Publication date
EP0466752B1 (en) 1996-07-10
EP0466752A1 (en) 1992-01-22
ES2091240T3 (es) 1996-11-01
FI891662A0 (fi) 1989-04-07
WO1990012146A1 (en) 1990-10-18
NO176485B (no) 1995-01-02
DE69027770T2 (de) 1996-11-28
DE69027770D1 (de) 1996-08-14
JPH05500835A (ja) 1993-02-18
NO913904L (no) 1991-10-04
ZA902703B (en) 1994-10-07
ATE140282T1 (de) 1996-07-15
CA2049951A1 (en) 1990-10-08
FI85513B (fi) 1992-01-15
FI85513C (fi) 1992-04-27
FI891662A (fi) 1990-10-08
BR9007276A (pt) 1992-03-17
NO913904D0 (no) 1991-10-04
NZ233237A (en) 1993-02-25
AU647020B2 (en) 1994-03-17
AU5420190A (en) 1990-11-05

Similar Documents

Publication Publication Date Title
DE3681396D1 (de) Verfahren zur raffinierung von kohlenhydraten und bei diesem verfahren verwendbare enzymmischungen.
JPS5436062A (en) Method of treating gas liquor
EP0284341A3 (en) Apparatus for treating photographic process waste liquor through concentration by evaporation
DE68914135D1 (de) Verfahren zum Bleichen von Zellstoff.
DE3750714D1 (de) Verfahren zur Behandlung von Kohlenstoffasern mit Urethanen.
DE3773207D1 (de) Verfahren und vorrichtung zur elektrolyse mit durchsickern von einer mehreren voluminoesen poroesen elektroden.
NO176485C (no) Fremgangsmåte for behandling av fibermasse med en kjemisk opplösning
EP0270358A3 (en) Method of and apparatus for treating photographic process waste liquor through concentration by evaporation
EP0272883A3 (en) Method of treating photographic process waste liquor through concentration by evaporation and apparatus therefor
ATA309986A (de) Verfahren zum biologischen reinigen von abwasser
EP0187506A3 (en) Treatment of a zeolite-containing catalyst contaminated with vanadium
DE1112231T1 (de) Verfahren und anlagen zum behandeln von abwässern aus kleinen gemeinschaften
JPS5469249A (en) Method of treating waste water with active carbon
SE9603029D0 (sv) Method for lowering the level of oxalic acid
MY118762A (en) Water treatment method and water treatment agent used therefor
ATE57401T1 (de) Verfahren zur delignifizierung von zellulosematerialien.
ATE57400T1 (de) Verfahren zur delignifizierung von zellulosematerialien.
JPS6458304A (en) Removing method for silica contained in pickling waste liquid
JPS5471857A (en) Method of treating ammonia containing waste water by way of biological denitrification
DE3788769D1 (de) Verfahren zum Behandeln von cellulosischen Rohstoffen.
KR850003358A (ko) 폐산액(廢酸液)의 처리방법
JPS5471858A (en) Method of treating ammonia containing waste water by way of biological denitrification
ES8504632A1 (es) Procedimiento y aparato de tratamiento de aguas industriales por filtracion y cambio de iones.
JPS52131644A (en) Waste water treating method
JPS6455133A (en) Method for cleaning rearing water