CPC Subgroup
B29C 48/475 using pistons, accumulators or press rams
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 > Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die > using pistons, accumulators or press rams
2 direct subcodes
Child Classifications
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- B29C 48/48 Two or more rams or pistons
- B29C 48/485 Hydrostatic extrusion