Global Patent Index - EP 1951953 B1

EP 1951953 B1 20130424 - A METHOD AND AN APPARATUS FOR REMOVING EXTRACTIVES FROM FIBROUS SUSPENSION

Title (en)

A METHOD AND AN APPARATUS FOR REMOVING EXTRACTIVES FROM FIBROUS SUSPENSION

Title (de)

VERFAHREN UND VORRICHTUNG ZUR ENTFERNUNG VON EXTRAHIERBAREN ANTEILEN AUS EINER FASERSTOFFSUSPENSION

Title (fr)

PROCEDE ET DISPOSITIF D ELIMINATION DE PRODUITS D EXTRACTION DANS UNE SUSPENSION FIBREUSE

Publication

EP 1951953 B1 20130424 (EN)

Application

EP 06808010 A 20061031

Priority

  • FI 2006050469 W 20061031
  • FI 20055585 A 20051031

Abstract (en)

[origin: WO2007051907A1] The invention relates to a method and an apparatus for removing extractives from a fiber-containing suspension. From the fiber-containing suspension a fines-containing suspension containing fine particles is separated and additive is added thereto, said additive improving the solubility of the extractives to the suspension.

IPC 8 full level

D21C 9/08 (2006.01); D21H 21/02 (2006.01)

CPC (source: EP FI)

D21C 9/08 (2013.01 - EP FI); D21H 21/02 (2013.01 - EP)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2007051907 A1 20070510; CA 2627420 A1 20070510; CA 2627420 C 20140617; EP 1951953 A1 20080806; EP 1951953 B1 20130424; FI 123107 B 20121115; FI 20055585 A0 20051031; FI 20055585 A 20070501

DOCDB simple family (application)

FI 2006050469 W 20061031; CA 2627420 A 20061031; EP 06808010 A 20061031; FI 20055585 A 20051031