FI900162A0 - FOERFARANDE FOER MOTSTROEMSTVAETTNING OCH BLEKNING AV MASS FRAON CELLULOSA KOK. - Google Patents

FOERFARANDE FOER MOTSTROEMSTVAETTNING OCH BLEKNING AV MASS FRAON CELLULOSA KOK.

Info

Publication number
FI900162A0
FI900162A0 FI900162A FI900162A FI900162A0 FI 900162 A0 FI900162 A0 FI 900162A0 FI 900162 A FI900162 A FI 900162A FI 900162 A FI900162 A FI 900162A FI 900162 A0 FI900162 A0 FI 900162A0
Authority
FI
Finland
Prior art keywords
motstroemstvaettning
blekning
cellulosa
fraon
kok
Prior art date
Application number
FI900162A
Other languages
Finnish (fi)
Other versions
FI900162A (en
FI86895B (en
FI86895C (en
Inventor
Risto Silander
Original Assignee
Poeyry Jaakko & Co 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 Jaakko & Co Oy filed Critical Poeyry Jaakko & Co Oy
Priority to FI900162A priority Critical patent/FI86895C/en
Publication of FI900162A0 publication Critical patent/FI900162A0/en
Priority to AU68598/91A priority patent/AU6859891A/en
Priority to SE9100024A priority patent/SE510558C2/en
Priority to CA002033855A priority patent/CA2033855A1/en
Priority to BR919100093A priority patent/BR9100093A/en
Priority to JP3013721A priority patent/JP3001990B2/en
Publication of FI900162A publication Critical patent/FI900162A/en
Publication of FI86895B publication Critical patent/FI86895B/en
Application granted granted Critical
Publication of FI86895C publication Critical patent/FI86895C/en

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)
FI900162A 1990-01-11 1990-01-11 Method for countercurrent washing and bleaching of cellulose boiling pulp FI86895C (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI900162A FI86895C (en) 1990-01-11 1990-01-11 Method for countercurrent washing and bleaching of cellulose boiling pulp
AU68598/91A AU6859891A (en) 1990-01-11 1991-01-04 A process for countercurrent washing and bleaching of a pulp from chemical pulping
SE9100024A SE510558C2 (en) 1990-01-11 1991-01-04 Method for countercurrent washing and bleaching of pulp from cellulose boiling
CA002033855A CA2033855A1 (en) 1990-01-11 1991-01-09 Process for countercurrent washing and bleaching of a pulp from chemical pulping
BR919100093A BR9100093A (en) 1990-01-11 1991-01-10 PROCESS FOR WASHING IN CONTRACURRENT AND MILLING OF A FOLDER FROM A CHEMICAL DIGESTING PROCESS
JP3013721A JP3001990B2 (en) 1990-01-11 1991-01-11 Countercurrent washing and bleaching of pulp obtained by chemical pulping.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI900162 1990-01-11
FI900162A FI86895C (en) 1990-01-11 1990-01-11 Method for countercurrent washing and bleaching of cellulose boiling pulp

Publications (4)

Publication Number Publication Date
FI900162A0 true FI900162A0 (en) 1990-01-11
FI900162A FI900162A (en) 1991-07-12
FI86895B FI86895B (en) 1992-07-15
FI86895C FI86895C (en) 1997-01-15

Family

ID=8529679

Family Applications (1)

Application Number Title Priority Date Filing Date
FI900162A FI86895C (en) 1990-01-11 1990-01-11 Method for countercurrent washing and bleaching of cellulose boiling pulp

Country Status (6)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI85513C (en) * 1989-04-07 1992-04-27 Salomans Oy FOERFARANDE FOER BEHANDLING AV FIBERMASSA MED KEMIKALIELOESNING.

Also Published As

Publication number Publication date
FI900162A (en) 1991-07-12
SE9100024L (en) 1991-07-12
FI86895B (en) 1992-07-15
JPH04333684A (en) 1992-11-20
JP3001990B2 (en) 2000-01-24
BR9100093A (en) 1991-10-22
CA2033855A1 (en) 1991-07-12
SE510558C2 (en) 1999-06-07
SE9100024D0 (en) 1991-01-04
AU6859891A (en) 1991-07-18
FI86895C (en) 1997-01-15

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: JAAKKO POEYRY OY

PC Transfer of assignment of patent

Owner name: SILOXY LIMITED

Free format text: SILOXY LIMITED