AU8524475A - Production of bleached pulp - Google Patents

Production of bleached pulp

Info

Publication number
AU8524475A
AU8524475A AU85244/75A AU8524475A AU8524475A AU 8524475 A AU8524475 A AU 8524475A AU 85244/75 A AU85244/75 A AU 85244/75A AU 8524475 A AU8524475 A AU 8524475A AU 8524475 A AU8524475 A AU 8524475A
Authority
AU
Australia
Prior art keywords
production
bleached pulp
bleached
pulp
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
AU85244/75A
Other versions
AU492199B2 (en
Inventor
Howard Rapson William
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.)
Erco Envirotech Ltd
Original Assignee
Erco Envirotech Ltd
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 Erco Envirotech Ltd filed Critical Erco Envirotech Ltd
Application granted granted Critical
Publication of AU492199B2 publication Critical patent/AU492199B2/en
Publication of AU8524475A publication Critical patent/AU8524475A/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
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1031—Pulse, dynamic, displacement processes
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D21C11/0028—Effluents derived from the washing or bleaching plants

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
AU85244/75A 1974-09-27 1975-09-29 Production of bleached pulp Expired AU492199B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CACA210200 1974-09-27
CA210200 1974-09-27

Publications (2)

Publication Number Publication Date
AU492199B2 AU492199B2 (en) 1977-04-07
AU8524475A true AU8524475A (en) 1977-04-07

Family

ID=

Also Published As

Publication number Publication date
FR2286234B1 (en) 1979-01-05
FR2286234A1 (en) 1976-04-23
BR7506255A (en) 1976-08-31

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