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FR653285A - Cellulose production process - Google Patents

Cellulose production process

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
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/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
    • 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 Cellulose production process Expired FR653285A (en)

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=20423729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR653285D Expired FR653285A (en) 1927-04-23 1928-04-21 Cellulose production process

Country Status (3)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748949C (en) * 1938-01-26 1944-11-14 Margarete Possanner Von Ehrent Process for producing semi-pulp or cellulose
DE745349C (en) * 1940-09-27 1944-03-31 Martini & Cie Process for the production of high-grade pulp for further chemical processing and of pulp for the production of high-quality papers, such as cigarette paper, from hemp and flax shavings
DE945972C (en) * 1941-11-22 1956-07-19 Rosenblads Patenter Ab Method and device for leaching pulp

Also Published As

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

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