SE390991B - SET FOR MULTIPLE STEP BLACHING OF CELLULOSA MASS - Google Patents

SET FOR MULTIPLE STEP BLACHING OF CELLULOSA MASS

Info

Publication number
SE390991B
SE390991B SE7200707A SE70772A SE390991B SE 390991 B SE390991 B SE 390991B SE 7200707 A SE7200707 A SE 7200707A SE 70772 A SE70772 A SE 70772A SE 390991 B SE390991 B SE 390991B
Authority
SE
Sweden
Prior art keywords
blaching
cellulosa
mass
multiple step
step blaching
Prior art date
Application number
SE7200707A
Other languages
Swedish (sv)
Inventor
R J Gall
F H Thompson
Original Assignee
Hooker Chemicals Plastics Corp
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 Hooker Chemicals Plastics Corp filed Critical Hooker Chemicals Plastics Corp
Publication of SE390991B publication Critical patent/SE390991B/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
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
    • D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
SE7200707A 1971-01-22 1972-01-21 SET FOR MULTIPLE STEP BLACHING OF CELLULOSA MASS SE390991B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10899571A 1971-01-22 1971-01-22

Publications (1)

Publication Number Publication Date
SE390991B true SE390991B (en) 1977-01-31

Family

ID=22325250

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7200707A SE390991B (en) 1971-01-22 1972-01-21 SET FOR MULTIPLE STEP BLACHING OF CELLULOSA MASS

Country Status (12)

Country Link
JP (1) JPS5020601B1 (en)
AU (1) AU458729B2 (en)
BR (1) BR7200385D0 (en)
CA (1) CA975111A (en)
DE (1) DE2202662A1 (en)
ES (1) ES399036A1 (en)
FR (1) FR2122963A5 (en)
IT (1) IT946779B (en)
NL (1) NL7200822A (en)
SE (1) SE390991B (en)
SU (1) SU605555A3 (en)
ZA (1) ZA718559B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI884507A (en) * 1987-10-05 1989-04-06 Champion Int Corp FOERMINSKNING AV FAERG I PAPPERSFABRIKSAVFALLSVATTEN GENOM OXIDERING MED KLORDIOXID.

Also Published As

Publication number Publication date
JPS5020601B1 (en) 1975-07-16
ES399036A1 (en) 1975-06-01
ZA718559B (en) 1972-09-27
DE2202662A1 (en) 1972-08-03
SU605555A3 (en) 1978-04-30
BR7200385D0 (en) 1973-07-17
IT946779B (en) 1973-05-21
NL7200822A (en) 1972-07-25
FR2122963A5 (en) 1972-09-01
CA975111A (en) 1975-09-30
AU458729B2 (en) 1975-03-06
AU3726571A (en) 1973-06-28

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