FR2576331B1 - PROCESS FOR TREATING CELLULOSE PULP - Google Patents

PROCESS FOR TREATING CELLULOSE PULP

Info

Publication number
FR2576331B1
FR2576331B1 FR8601014A FR8601014A FR2576331B1 FR 2576331 B1 FR2576331 B1 FR 2576331B1 FR 8601014 A FR8601014 A FR 8601014A FR 8601014 A FR8601014 A FR 8601014A FR 2576331 B1 FR2576331 B1 FR 2576331B1
Authority
FR
France
Prior art keywords
cellulose pulp
treating cellulose
treating
pulp
cellulose
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
FR8601014A
Other languages
French (fr)
Other versions
FR2576331A1 (en
Inventor
Sven-Goran Svensson
Ingemar Croon
Lars Blomberg
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.)
AGA AB
Original Assignee
AGA AB
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 AGA AB filed Critical AGA AB
Publication of FR2576331A1 publication Critical patent/FR2576331A1/en
Application granted granted Critical
Publication of FR2576331B1 publication Critical patent/FR2576331B1/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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FR8601014A 1985-01-24 1986-01-24 PROCESS FOR TREATING CELLULOSE PULP Expired FR2576331B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8500342A SE452896B (en) 1985-01-24 1985-01-24 METHOD OF TREATING CELLULOSAMASSOR

Publications (2)

Publication Number Publication Date
FR2576331A1 FR2576331A1 (en) 1986-07-25
FR2576331B1 true FR2576331B1 (en) 1988-06-17

Family

ID=20358888

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8601014A Expired FR2576331B1 (en) 1985-01-24 1986-01-24 PROCESS FOR TREATING CELLULOSE PULP

Country Status (8)

Country Link
JP (1) JPS61201094A (en)
BR (1) BR8600268A (en)
CH (1) CH668788A5 (en)
DE (1) DE3601808A1 (en)
FI (1) FI78326C (en)
FR (1) FR2576331B1 (en)
NO (1) NO860249L (en)
SE (1) SE452896B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE460202B (en) * 1987-03-13 1989-09-18 Aga Ab SEATED AS TREATMENT OF A MATERIAL WITH A GAS IN A SCIENCE
CN110670400B (en) * 2019-09-25 2020-11-27 刘澄 Be used for vertical cauldron that boils of sanitary towel chinese mugwort fine hair chip

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE126265C (en) *
SE390549C (en) * 1973-12-20 1985-10-17 Ahlstroem Oy SET TO BLOW CELLULOSIC MATERIAL WITH ACID OR FREE ACID CONTAINING GAS IN ALKALIC ENVIRONMENT
JPS5249306A (en) * 1975-10-20 1977-04-20 Toyo Pulp Co Ltd Process for bleaching pulp under normal pressure with air bubble
JPS5299302A (en) * 1976-02-13 1977-08-20 Toyo Pulp Co Ltd Process for separating lignin from cellulose fiber
SE462919B (en) * 1979-05-11 1990-09-17 Sunds Defibrator Ind Ab PROCEDURE TO PERFORM ALKALIE EXTRACTION OF CELLULOSAMASS IN THE PRESENCE OF ACID

Also Published As

Publication number Publication date
DE3601808A1 (en) 1986-07-24
FI78326B (en) 1989-03-31
CH668788A5 (en) 1989-01-31
JPS61201094A (en) 1986-09-05
FR2576331A1 (en) 1986-07-25
SE452896B (en) 1987-12-21
SE8500342L (en) 1986-07-25
FI860328A0 (en) 1986-01-23
BR8600268A (en) 1986-10-07
DE3601808C2 (en) 1988-12-08
SE8500342D0 (en) 1985-01-24
FI860328A (en) 1986-07-25
FI78326C (en) 1989-07-10
NO860249L (en) 1986-07-25

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Legal Events

Date Code Title Description
ST Notification of lapse