E04C1/00—Building elements of block or other shape for the construction of parts of buildings
E04C1/40—Building elements of block or other shape for the construction of parts of buildings built-up from parts of different materials, e.g. composed of layers of different materials or stones with filling material or with insulating inserts
Agent emulseur contenant un alcool gras en c14, procede de preparation de l'agent emulseur, utilisation de l'agent emulseur en melange avec un liant hydraulique, procede de preparation d'un element de construction expanse ou cellulaire et element de construction expanse ou cellulaire ainsi obtenu