EP 1133383 A1 20010919 - PROCESS AND APPARATUS FOR MAKING SELECTIVELY APERTURED WEB MATERIALS
Title (en)
PROCESS AND APPARATUS FOR MAKING SELECTIVELY APERTURED WEB MATERIALS
Title (de)
VERFAHREN ZUM SELEKTIVEN PERFORIEREN EINER NICHT GEWEBTEN BAHN
Title (fr)
PROCEDE ET APPAREIL DE PRODUCTION DE MATERIAUX DE VOILE SELECTIVEMENT PERFORES
Publication
Application
Priority
- EP 99959018 A 19991117
- EP 98122263 A 19981124
- US 9927229 W 19991117
Abstract (en)
[origin: EP1004412A1] The present invention provides a method for selectively aperturing a web material. The web material is weakened along a plurality of regions and then at least a portion of the web material comprised in the weakened regions is removed. Thus, a plurality of apertures in the web material is obtained. <IMAGE>
IPC 1-7
IPC 8 full level
A61F 13/15 (2006.01); B26F 1/26 (2006.01); B26F 1/31 (2006.01); B26F 3/00 (2006.01); B29C 59/04 (2006.01)
CPC (source: EP)
A61F 13/15731 (2013.01); A61F 13/512 (2013.01); B26F 1/26 (2013.01); B26F 1/31 (2013.01); B26F 3/002 (2013.01)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 1004412 A1 20000531; AU 1627500 A 20000613; CA 2351328 A1 20000602; EP 1133383 A1 20010919; EP 1133383 A4 20020418; JP 2002530215 A 20020917; WO 0030818 A1 20000602
DOCDB simple family (application)
EP 98122263 A 19981124; AU 1627500 A 19991117; CA 2351328 A 19991117; EP 99959018 A 19991117; JP 2000583682 A 19991117; US 9927229 W 19991117