ZA902703B - A process for treating a fibre pulp with a chemical solution - Google Patents

A process for treating a fibre pulp with a chemical solution

Info

Publication number
ZA902703B
ZA902703B ZA902703A ZA902703A ZA902703B ZA 902703 B ZA902703 B ZA 902703B ZA 902703 A ZA902703 A ZA 902703A ZA 902703 A ZA902703 A ZA 902703A ZA 902703 B ZA902703 B ZA 902703B
Authority
ZA
South Africa
Prior art keywords
treatment
bed
active chemicals
chemical solution
solution
Prior art date
Application number
ZA902703A
Other languages
English (en)
Inventor
Haakan Oestman
Original Assignee
Hackman Process Ltd & Salomans
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 Hackman Process Ltd & Salomans filed Critical Hackman Process Ltd & Salomans
Publication of ZA902703B publication Critical patent/ZA902703B/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
    • 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)
ZA902703A 1989-04-07 1990-04-09 A process for treating a fibre pulp with a chemical solution ZA902703B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI891662A FI85513C (fi) 1989-04-07 1989-04-07 Foerfarande foer behandling av fibermassa med kemikalieloesning.

Publications (1)

Publication Number Publication Date
ZA902703B true ZA902703B (en) 1994-10-07

Family

ID=8528196

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA902703A ZA902703B (en) 1989-04-07 1990-04-09 A process for treating a fibre pulp with a chemical solution

Country Status (13)

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

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
ATE140282T1 (de) 1996-07-15
CA2049951A1 (en) 1990-10-08
FI85513B (fi) 1992-01-15
NO176485C (no) 1995-04-12
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

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