DE84946C - - Google Patents

Info

Publication number
DE84946C
DE84946C DENDAT84946D DE84946DA DE84946C DE 84946 C DE84946 C DE 84946C DE NDAT84946 D DENDAT84946 D DE NDAT84946D DE 84946D A DE84946D A DE 84946DA DE 84946 C DE84946 C DE 84946C
Authority
DE
Germany
Prior art keywords
pulp
resin particles
resinification
whipped
detachment
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.)
Active
Application number
DENDAT84946D
Other languages
German (de)
Publication of DE84946C publication Critical patent/DE84946C/de
Active 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Eine Vorrichtung zum Entharzen von Zellstoff, bei welcher der wässerige Zellstoff behufs Loslösung der Harztheilchen von den Zellstofffasern durch eine Schlägerwelle gepeitscht wird, worauf die in Gestalt eines feinen Häutchens auf dem Zellstoff schwimmenden Harztheilchen von einer oder mehreren in den Zellstoff eintauchenden und mit Schabern versehenen Walzen entfernt werden.A device for the de-resinification of pulp, in which the aqueous pulp is used Detachment of the resin particles from the pulp fibers is whipped by a beater shaft, whereupon the resin particles floating in the form of a fine membrane on the cellulose by one or more rollers immersed in the pulp and provided with scrapers removed.
DENDAT84946D Active DE84946C (en)

Publications (1)

Publication Number Publication Date
DE84946C true DE84946C (en)

Family

ID=357127

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT84946D Active DE84946C (en)

Country Status (1)

Country Link
DE (1) DE84946C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3034042A1 (en) * 1979-09-12 1981-04-02 Mo och Domsjö AB, Örnsköldsvik METHOD FOR REDUCING THE RESIN CONTENT IN THE PRODUCTION OF CELLULOSE PULP FROM LIGNOCELLULOSE MATERIAL

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3034042A1 (en) * 1979-09-12 1981-04-02 Mo och Domsjö AB, Örnsköldsvik METHOD FOR REDUCING THE RESIN CONTENT IN THE PRODUCTION OF CELLULOSE PULP FROM LIGNOCELLULOSE MATERIAL

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