FR653285A - Procédé de production de cellulose - Google Patents

Procédé de production de cellulose

Info

Publication number
FR653285A
FR653285A FR653285DA FR653285A FR 653285 A FR653285 A FR 653285A FR 653285D A FR653285D A FR 653285DA FR 653285 A FR653285 A FR 653285A
Authority
FR
France
Prior art keywords
production process
cellulose production
cellulose
production
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
Other languages
English (en)
French (fr)
Inventor
Bror Natanael Segerfelt
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 filed Critical
Application granted granted Critical
Publication of FR653285A publication Critical patent/FR653285A/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping 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
    • 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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/04—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in diffusers ; Washing of pulp of fluid consistency without substantially thickening

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FR653285D 1927-04-23 1928-04-21 Procédé de production de cellulose Expired FR653285A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1828511X 1927-04-23

Publications (1)

Publication Number Publication Date
FR653285A true FR653285A (fr) 1929-03-19

Family

ID=20423729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR653285D Expired FR653285A (fr) 1927-04-23 1928-04-21 Procédé de production de cellulose

Country Status (3)

Country Link
US (1) US1828511A (de)
DE (1) DE558705C (de)
FR (1) FR653285A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748949C (de) * 1938-01-26 1944-11-14 Margarete Possanner Von Ehrent Verfahren zur Herstellung von Halbzellstoff oder Zellstoff
DE745349C (de) * 1940-09-27 1944-03-31 Martini & Cie Verfahren zur Herstellung von Edelzellstoff fuer die chemische Weiterverarbeitung sowie von Faserstoff fuer die Erzeugung hochwertiger Papiere, wie Zigarettenpapier, aus Hanf- und Flachsschaeben
DE945972C (de) * 1941-11-22 1956-07-19 Rosenblads Patenter Ab Verfahren und Vorrichtung zum Entlaugen von Zellstoff

Also Published As

Publication number Publication date
DE558705C (de) 1932-09-10
US1828511A (en) 1931-10-20

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