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CA993158A - Treatment of pulp - Google Patents

Treatment of pulp

Info

Publication number
CA993158A
CA993158A CA159,047A CA159047A CA993158A CA 993158 A CA993158 A CA 993158A CA 159047 A CA159047 A CA 159047A CA 993158 A CA993158 A CA 993158A
Authority
CA
Canada
Prior art keywords
pulp
treatment
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
CA159,047A
Inventor
W. Howard Rapson
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 Industries Ltd
Original Assignee
Erco Industries 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 Industries Ltd filed Critical Erco Industries Ltd
Priority to CA159,047A priority Critical patent/CA993158A/en
Priority to IN2012/CAL/73A priority patent/IN140507B/en
Application granted granted Critical
Publication of CA993158A publication Critical patent/CA993158A/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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
CA159,047A 1972-12-12 1972-12-12 Treatment of pulp Expired CA993158A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA159,047A CA993158A (en) 1972-12-12 1972-12-12 Treatment of pulp
IN2012/CAL/73A IN140507B (en) 1972-12-12 1973-09-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA159,047A CA993158A (en) 1972-12-12 1972-12-12 Treatment of pulp

Publications (1)

Publication Number Publication Date
CA993158A true CA993158A (en) 1976-07-20

Family

ID=4095298

Family Applications (1)

Application Number Title Priority Date Filing Date
CA159,047A Expired CA993158A (en) 1972-12-12 1972-12-12 Treatment of pulp

Country Status (2)

Country Link
CA (1) CA993158A (en)
IN (1) IN140507B (en)

Also Published As

Publication number Publication date
IN140507B (en) 1976-11-20

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