B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
B28B 11/16 (2006.01) B28B 11/08 (2006.01) B28B 19/00 (2006.01)
Patent
CA 2648991
The invention relates to a production process for a board made of hydraulic binder having a facing on each of its sides, comprising on one side two first feathered parallel edges (10) and on the same side or the other side two second other feathered parallel edges (25bis) perpendicular to the first ones, said process comprising the use of a forming lath (6) having at least two distal parts (61, 62). The invention also relates to a production line and a specific lath.
L'invention concerne un procédé de production d'une plaque faite d'un liant hydraulique et pourvue d'un revêtement sur chacune de ses faces, et qui comprend sur une face deux premiers bords parallèles amincis (10), et, sur la même face ou sur l'autre face, deux seconds bords parallèles amincis (25bis) perpendiculaires aux premiers bords. Le procédé comprend l'utilisation d'une latte (6) de façonnage comportant au moins deux parties distales (61, 62). L'invention concerne aussi une chaîne de production et une latte spécifique.
Laurent Jean-Louis
Madeira Jose
Mettavant Stephane
Ribas Dominique
Lafarge Platres
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
LandOfFree
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