B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
Appareil d'injection utilisable notamment pour l'injection de matiere plastique armee ou premix, telles que des resines thermodurcissables contenant des fibres de verre
Procede et dispositif de fabrications de pieces moulees en matiere plastique, en particulier des elements formant des becs sur des recipients d'emballage