CA1134213A - Methode de production de materiaux cellulosique a l'epreuve du feu - Google Patents

Methode de production de materiaux cellulosique a l'epreuve du feu

Info

Publication number
CA1134213A
CA1134213A CA316,418A CA316418A CA1134213A CA 1134213 A CA1134213 A CA 1134213A CA 316418 A CA316418 A CA 316418A CA 1134213 A CA1134213 A CA 1134213A
Authority
CA
Canada
Prior art keywords
flame
drying
cellulosic material
proof
cellulosic
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
CA316,418A
Other languages
English (en)
Inventor
Mats-Olov Hedblom
Zoja Lindh-Nomm
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.)
Sodra Skogsagarna AB
Alby Klorat AB
Original Assignee
Sodra Skogsagarna AB
Alby Klorat 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
Priority claimed from SE7713497A external-priority patent/SE420432B/sv
Application filed by Sodra Skogsagarna AB, Alby Klorat AB filed Critical Sodra Skogsagarna AB
Application granted granted Critical
Publication of CA1134213A publication Critical patent/CA1134213A/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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • D21C9/185—De-watering; Elimination of cooking or pulp-treating liquors from the pulp comprising at least one step where the pulp is suspended in a gaseous medium, e.g. flash drying
    • 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
    • D21C9/001—Modification of pulp properties
    • D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Fireproofing Substances (AREA)
CA316,418A 1977-11-29 1978-11-17 Methode de production de materiaux cellulosique a l'epreuve du feu Expired CA1134213A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE7713497A SE420432B (sv) 1977-11-29 1977-11-29 Forfarande for framstellning av flamfast pappersmaterial
SE7713497-1 1977-11-29
SE7811348-7 1978-11-02
SE7811348A SE423728B (sv) 1977-11-29 1978-11-02 Forfarande for framstellning av flamfast cellulosamaterial

Publications (1)

Publication Number Publication Date
CA1134213A true CA1134213A (fr) 1982-10-26

Family

ID=26656919

Family Applications (1)

Application Number Title Priority Date Filing Date
CA316,418A Expired CA1134213A (fr) 1977-11-29 1978-11-17 Methode de production de materiaux cellulosique a l'epreuve du feu

Country Status (7)

Country Link
JP (1) JPS5493078A (fr)
CA (1) CA1134213A (fr)
DE (1) DE2850496C2 (fr)
FI (1) FI68099C (fr)
FR (1) FR2410016B1 (fr)
GB (1) GB2010940B (fr)
NO (1) NO153065C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5282932A (en) * 1992-10-19 1994-02-01 Canadian Liquid Air Ltd./Air Liquide Canada Ltee Process for pH and fire control in pulp balers
DE202011102812U1 (de) * 2011-06-14 2011-12-05 Hachemie Hamburger Chemikalien-Gesellschaft Mbh Wärmedämmstoff aus Altpapier mit Flammschutzmittelzusammensetzung

Also Published As

Publication number Publication date
FI68099B (fi) 1985-03-29
JPS5493078A (en) 1979-07-23
FR2410016A1 (fr) 1979-06-22
GB2010940A (en) 1979-07-04
NO153065C (no) 1986-01-08
NO783951L (no) 1979-05-30
DE2850496A1 (de) 1979-05-31
FI783637A (fi) 1979-05-30
GB2010940B (en) 1982-06-16
NO153065B (no) 1985-09-30
DE2850496C2 (de) 1982-07-01
FR2410016B1 (fr) 1985-07-26
FI68099C (fi) 1985-07-10

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Legal Events

Date Code Title Description
MKEX Expiry