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
B31F1/20—Corrugating; Corrugating combined with laminating to other layers
B31F1/24—Making webs in which the channel of each corrugation is transverse to the web feed
B31F1/245—Making webs in which the channel of each corrugation is transverse to the web feed by feeding the webs in a channel larger than the thickness of the webs by means of rollers, e.g. involving prefolding
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes
(AREA)
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.