Global Patent Index - EP 1931825 A1

EP 1931825 A1 20080618 - METHOD FOR PRODUCING A SHEET MATERIAL PROVIDED WITH AT LEAST ONE WINDOW

Title (en)

METHOD FOR PRODUCING A SHEET MATERIAL PROVIDED WITH AT LEAST ONE WINDOW

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES BLATTMATERIALS MIT MINDESTENS EINEM FENSTER

Title (fr)

PROCEDE DE FABRICATION D'UN MATERIAU EN FEUILLE COMPORTANT AU MOINS UNE FENETRE

Publication

EP 1931825 A1 20080618 (FR)

Application

EP 06820261 A 20061006

Priority

  • FR 2006050998 W 20061006
  • FR 0553034 A 20051006

Abstract (en)

[origin: WO2007042718A1] The invention relates to a method for producing a sheet material (22), comprising at least one paper layer, by using a paper-making process consisting in spraying at least one jet of pressurised fluid (29), in particular a water jet, on a still wet layer in such a way that at least one window (25) is formed therein by material-removing processing.

IPC 8 full level

D21F 1/44 (2006.01); B26F 1/26 (2006.01); D21F 11/00 (2006.01)

CPC (source: EP)

B26F 1/26 (2013.01); B26F 3/004 (2013.01); D21F 1/44 (2013.01); D21F 9/043 (2013.01); D21F 11/008 (2013.01)

Citation (search report)

See references of WO 2007042718A1

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)

FR 2891761 A1 20070413; FR 2891761 B1 20080404; EP 1931825 A1 20080618; WO 2007042718 A1 20070419

DOCDB simple family (application)

FR 0553034 A 20051006; EP 06820261 A 20061006; FR 2006050998 W 20061006