D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
D01C—CHEMICAL OR BIOLOGICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES
D01C1/00—Treatment of vegetable material
D01C1/02—Treatment of vegetable material by chemical methods to obtain bast fibres
Procede de preparation d'objets moules, en particulier de panneaux isolants, en matieres lignocellulosiques liees par des resines synthetiques et objets ainsi obtenus