Global Patent Index - EP 2761080 A1

EP 2761080 A1 20140806 - OPERATING METHOD FOR A STOCK PREPARATION ZONE

Title (en)

OPERATING METHOD FOR A STOCK PREPARATION ZONE

Title (de)

BETRIEBSVERFAHREN FÜR EINE STOFFAUFBEREITUNG

Title (fr)

PROCÉDÉ DE FONCTIONNEMENT POUR UNE PRÉPARATION DE PÂTE À PAPIER

Publication

EP 2761080 A1 20140806 (DE)

Application

EP 12766412 A 20120919

Priority

  • DE 102011083709 A 20110929
  • EP 2012068417 W 20120919

Abstract (en)

[origin: WO2013045325A1] The invention relates to an operating method for a stock preparation zone in a paper, tissue or cardboard machine for producing a fibrous web, comprising at least one vat for preparing and storing a fibrous stock suspension and a measuring/control/regulating apparatus, wherein at least one property parameter of the fibrous stock suspension is determined by means of the measuring/control/regulating apparatus, and at least one preparation parameter for the fibrous stock suspension is adapted by means of the measuring/control/regulating apparatus in such a way that at least one quality parameter of the fibrous stock suspension in at least one vat remains within a predefined interval when at least one property parameter reaches, falls short of, or exceeds a threshold value.

IPC 8 full level

D21B 1/38 (2006.01); D21D 5/28 (2006.01); D21F 1/66 (2006.01); D21G 9/00 (2006.01)

CPC (source: EP)

D21B 1/38 (2013.01); D21D 5/28 (2013.01); D21F 1/66 (2013.01); D21G 9/0018 (2013.01)

Citation (search report)

See references of WO 2013045325A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2013045325 A1 20130404; CN 103842580 A 20140604; CN 103842580 B 20170301; DE 102011083709 A1 20130404; EP 2761080 A1 20140806; EP 2761080 B1 20170517; EP 2851466 A1 20150325; EP 2851466 B1 20170531; ES 2628435 T3 20170802

DOCDB simple family (application)

EP 2012068417 W 20120919; CN 201280047562 A 20120919; DE 102011083709 A 20110929; EP 12766412 A 20120919; EP 14189989 A 20120919; ES 12766412 T 20120919