CPC Subgroup
B29C 44/46 into an open space or onto moving surfaces, i.e. to make articles of indefinite length
Full Title
Shaping by internal pressure generated in the material, e.g. swelling or foaming > Auxiliary operations > Feeding the material to be shaped > into an open space or onto moving surfaces, i.e. to make articles of indefinite length
6 direct subcodes
Child Classifications
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- B29C 44/48 by gravity, e.g. casting onto, or between, moving surfaces
- B29C 44/50 using pressure difference, e.g. by extrusion or by spraying
- B29C 44/54 in the form of expandable particles or beads