SE395920B - Sett vid blekning och tvettning v cellulosamassa - Google Patents

Sett vid blekning och tvettning v cellulosamassa

Info

Publication number
SE395920B
SE395920B SE7514424A SE7514424A SE395920B SE 395920 B SE395920 B SE 395920B SE 7514424 A SE7514424 A SE 7514424A SE 7514424 A SE7514424 A SE 7514424A SE 395920 B SE395920 B SE 395920B
Authority
SE
Sweden
Prior art keywords
cellulosa
blanking
pulp
washing
cellulosa pulp
Prior art date
Application number
SE7514424A
Other languages
English (en)
Other versions
SE7514424L (sv
Inventor
L G Anderson
R Andersson
B G Broddevall
E A S Lindberg
Original Assignee
Uddeholms Ab
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 Uddeholms Ab filed Critical Uddeholms Ab
Priority to SE7514424A priority Critical patent/SE395920B/sv
Priority to US05/748,895 priority patent/US4070234A/en
Priority to FI763618A priority patent/FI763618A/fi
Priority to JP51151843A priority patent/JPS5277203A/ja
Priority to CA268,159A priority patent/CA1082856A/en
Publication of SE7514424L publication Critical patent/SE7514424L/sv
Publication of SE395920B publication Critical patent/SE395920B/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
    • D21C9/1026—Other features in bleaching processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/04—Processes using organic exchangers
    • B01J41/07—Processes using organic exchangers in the weakly basic form
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/08—Chlorine-containing liquid regeneration
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
SE7514424A 1975-12-19 1975-12-19 Sett vid blekning och tvettning v cellulosamassa SE395920B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE7514424A SE395920B (sv) 1975-12-19 1975-12-19 Sett vid blekning och tvettning v cellulosamassa
US05/748,895 US4070234A (en) 1975-12-19 1976-12-09 Process related to pulp bleaching effluent purification using ion exchange resins
FI763618A FI763618A (sv) 1975-12-19 1976-12-16
JP51151843A JPS5277203A (en) 1975-12-19 1976-12-17 Process for bleaching pulp
CA268,159A CA1082856A (en) 1975-12-19 1976-12-17 Process related to pulp bleaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7514424A SE395920B (sv) 1975-12-19 1975-12-19 Sett vid blekning och tvettning v cellulosamassa

Publications (2)

Publication Number Publication Date
SE7514424L SE7514424L (sv) 1977-06-20
SE395920B true SE395920B (sv) 1977-08-29

Family

ID=20326394

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7514424A SE395920B (sv) 1975-12-19 1975-12-19 Sett vid blekning och tvettning v cellulosamassa

Country Status (5)

Country Link
US (1) US4070234A (sv)
JP (1) JPS5277203A (sv)
CA (1) CA1082856A (sv)
FI (1) FI763618A (sv)
SE (1) SE395920B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5126009A (en) * 1986-05-30 1992-06-30 Pulp And Paper Research Institute Of Canada Process for decreasing the charge of chemical required in a chlorine bleaching extraction stage
US5785810A (en) * 1991-08-21 1998-07-28 Salminen; Reijo K. Wood pulp processing apparatus and method
AU6248394A (en) * 1993-02-19 1994-09-14 Reijo K. Salminen Wood pulp processing apparatus and method
US6589427B2 (en) * 2001-02-28 2003-07-08 Council Of Scientific & Industrial Research Process for treatment of mixture of spent wash from distillery and black liquor from pulp and paper industry
FI126551B (sv) 2009-11-25 2017-02-15 Andritz Oy Förfarande för behandling av vätskeströmmar i en cellulosafabrik

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2243141A1 (de) * 1971-09-16 1973-03-22 Uddeholms Ab Verfahren zum reinigen von ligninhaltigen abwaessern aus holzverarbeitenden und aehnlichen industriebetrieben
US4000033A (en) * 1973-04-25 1976-12-28 Canadian Patents And Development Limited Removal of color and organic matter from kraft process bleach effluents
SE395486B (sv) * 1974-01-25 1977-08-15 Mo Och Domsjoe Ab Sett att minska emissionen av organisk substans vid cellulosafabriker

Also Published As

Publication number Publication date
US4070234A (en) 1978-01-24
SE7514424L (sv) 1977-06-20
CA1082856A (en) 1980-08-05
JPS5277203A (en) 1977-06-29
FI763618A (sv) 1977-06-20

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