AU458729B2 - Process forthe reduction of effluent color froma multistage bleaching sequence - Google Patents

Process forthe reduction of effluent color froma multistage bleaching sequence

Info

Publication number
AU458729B2
AU458729B2 AU37265/71A AU3726571A AU458729B2 AU 458729 B2 AU458729 B2 AU 458729B2 AU 37265/71 A AU37265/71 A AU 37265/71A AU 3726571 A AU3726571 A AU 3726571A AU 458729 B2 AU458729 B2 AU 458729B2
Authority
AU
Australia
Prior art keywords
froma
bleaching sequence
process forthe
multistage bleaching
effluent color
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU37265/71A
Other versions
AU3726571A (en
Inventor
J. Galland Frederick H. Thompson Ralph
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hooker Chemical Corp
Original Assignee
Hooker Chemical 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 Chemical Corp filed Critical Hooker Chemical Corp
Publication of AU3726571A publication Critical patent/AU3726571A/en
Application granted granted Critical
Publication of AU458729B2 publication Critical patent/AU458729B2/en
Expired legal-status Critical Current

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)
AU37265/71A 1971-01-22 1971-12-23 Process forthe reduction of effluent color froma multistage bleaching sequence Expired AU458729B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10899571A 1971-01-22 1971-01-22
USUS108995 1971-01-22

Publications (2)

Publication Number Publication Date
AU3726571A AU3726571A (en) 1973-06-28
AU458729B2 true AU458729B2 (en) 1975-03-06

Family

ID=22325250

Family Applications (1)

Application Number Title Priority Date Filing Date
AU37265/71A Expired AU458729B2 (en) 1971-01-22 1971-12-23 Process forthe reduction of effluent color froma multistage bleaching sequence

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
SE390991B (en) 1977-01-31
AU3726571A (en) 1973-06-28

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