SE9100024D0 - Foerfarande foer motstroemstvaettning och blekning av massa fraan cellulosakok - Google Patents

Foerfarande foer motstroemstvaettning och blekning av massa fraan cellulosakok

Info

Publication number
SE9100024D0
SE9100024D0 SE9100024A SE9100024A SE9100024D0 SE 9100024 D0 SE9100024 D0 SE 9100024D0 SE 9100024 A SE9100024 A SE 9100024A SE 9100024 A SE9100024 A SE 9100024A SE 9100024 D0 SE9100024 D0 SE 9100024D0
Authority
SE
Sweden
Prior art keywords
pulp
washed
bleaching
filtrate
directed
Prior art date
Application number
SE9100024A
Other languages
English (en)
Other versions
SE510558C2 (sv
SE9100024L (sv
Inventor
R Silander
Original Assignee
Poeyry Jaako Oy
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 Poeyry Jaako Oy filed Critical Poeyry Jaako Oy
Publication of SE9100024D0 publication Critical patent/SE9100024D0/sv
Publication of SE9100024L publication Critical patent/SE9100024L/sv
Publication of SE510558C2 publication Critical patent/SE510558C2/sv

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
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
SE9100024A 1990-01-11 1991-01-04 Förfarande för motströmstvättning och blekning av massa från cellulosakok SE510558C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI900162A FI86895C (sv) 1990-01-11 1990-01-11 Förfarande för motströmstvättning och blekning av massa från cellulosa kok

Publications (3)

Publication Number Publication Date
SE9100024D0 true SE9100024D0 (sv) 1991-01-04
SE9100024L SE9100024L (sv) 1991-07-12
SE510558C2 SE510558C2 (sv) 1999-06-07

Family

ID=8529679

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9100024A SE510558C2 (sv) 1990-01-11 1991-01-04 Förfarande för motströmstvättning och blekning av massa från cellulosakok

Country Status (6)

Country Link
JP (1) JP3001990B2 (sv)
AU (1) AU6859891A (sv)
BR (1) BR9100093A (sv)
CA (1) CA2033855A1 (sv)
FI (1) FI86895C (sv)
SE (1) SE510558C2 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI85513C (sv) * 1989-04-07 1992-04-27 Salomans Oy Förfarande för behandling av fibermassa med kemikalielösning

Also Published As

Publication number Publication date
FI86895C (sv) 1997-01-15
AU6859891A (en) 1991-07-18
FI900162A (fi) 1991-07-12
FI86895B (fi) 1992-07-15
SE510558C2 (sv) 1999-06-07
JPH04333684A (ja) 1992-11-20
SE9100024L (sv) 1991-07-12
BR9100093A (pt) 1991-10-22
CA2033855A1 (en) 1991-07-12
FI900162A0 (fi) 1990-01-11
JP3001990B2 (ja) 2000-01-24

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Legal Events

Date Code Title Description
NUG Patent has lapsed