DIFF Subgroup
B29C 48/911 Full Title
Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor (extrusion blow-moulding B29C49/04) > Component parts, details or accessories; Auxiliary operations > Thermal treatment of the stream of extruded material, e.g. cooling
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.