CPC Subgroup
B29C 49/08 Biaxial stretching during blow-moulding
Full Title
Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor > Biaxial stretching during blow-moulding
5 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B29C 49/10 using mechanical means
- B29C 49/16 using pressure difference , e.g. pre-blowing