B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
B31F1/12—Crêping
B31F1/18—Crêping by tools arranged in the direction of web feed ; Longitudinal crêping, i.e. providing paper with crêpes parallel to the direction of web movement, e.g. for making paper elastic transversely to this direction
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others
(AREA)
Procede pour la formation d'une nouvelle pile apres l'evacuation d'une pile achevee, dans une machine de formation de piles associee notamment a une imprimante et dispositif pour la mise en oeuvre de ce procede
Plaques a base de liant hydraulique a bords amincis, procede de fabrication de plaques a base de liant hydraulique et ligne de production de telles plaques, et procede de construction de second oeuvre