EP 0595711 B1 19961218 - Method and apparatus for the manufacture of corrugated cardboard
Title (en)
Method and apparatus for the manufacture of corrugated cardboard
Title (de)
Verfahren und Vorrichtung zur Herstellung von Wellpappe
Title (fr)
Procédé et dispositif pour la fabrication de carton ondulé
Publication
Application
Priority
FR 9212895 A 19921028
Abstract (en)
[origin: EP0595711A1] The invention relates to a method for reducing the troughing effect of corrugated cardboard during manufacture of a continuous strip (web) of corrugated cardboard (20) including at least one flute (channel) (7) and at least one cover (1, 15). According to the invention, at least one cover (1, 15) of the cardboard is treated before its assembly with a flute (7) via at least one differential inductive heating in the crosswise direction, of a surface (5, 18) in contact with which the cover passes. <IMAGE>
IPC 1-7
IPC 8 full level
B31F 1/28 (2006.01)
CPC (source: EP)
B31F 1/284 (2013.01)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB IT LI NL PT SE
DOCDB simple family (publication)
EP 0595711 A1 19940504; EP 0595711 B1 19961218; AT E146398 T1 19970115; DE 69306734 D1 19970130; DE 69306734 T2 19970710; DK 0595711 T3 19970602; ES 2096889 T3 19970316; FR 2697201 A1 19940429; FR 2697201 B1 19941216
DOCDB simple family (application)
EP 93402626 A 19931026; AT 93402626 T 19931026; DE 69306734 T 19931026; DK 93402626 T 19931026; ES 93402626 T 19931026; FR 9212895 A 19921028