ClassID:

49124

B29C44/421 - CPC Classification

Classification description:

Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles; Auxiliary operations; Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum by plastizising the material into a shot cavity and injecting using a plunger

Recent Application in this class: