FR1276524A - Blanchiment d'une pâte à papier à la soude - Google Patents

Blanchiment d'une pâte à papier à la soude

Info

Publication number
FR1276524A
FR1276524A FR847716A FR847716A FR1276524A FR 1276524 A FR1276524 A FR 1276524A FR 847716 A FR847716 A FR 847716A FR 847716 A FR847716 A FR 847716A FR 1276524 A FR1276524 A FR 1276524A
Authority
FR
France
Prior art keywords
bleaching
soda
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
FR847716A
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR1276524A publication Critical patent/FR1276524A/fr
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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FR847716A 1960-12-22 1960-12-22 Blanchiment d'une pâte à papier à la soude Expired FR1276524A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86136959A 1960-12-22 1960-12-22

Publications (1)

Publication Number Publication Date
FR1276524A true FR1276524A (fr) 1961-11-17

Family

ID=42045293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR847716A Expired FR1276524A (fr) 1960-12-22 1960-12-22 Blanchiment d'une pâte à papier à la soude

Country Status (2)

Country Link
DE (1) DE1243964B (fr)
FR (1) FR1276524A (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2107297A (en) * 1934-03-08 1938-02-08 Buffalo Electro Chem Co Bleaching fiber

Also Published As

Publication number Publication date
DE1243964B (de) 1967-07-06

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