Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B29
WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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B29C
SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
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49/00
Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
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B29C49/08
Biaxial stretching during blow-moulding
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B29C49/10
using mechanical means; for prestretching
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B29C49/121
Stretching rod configuration, e.g. geometry; Stretching rod material
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B29C49/1212
the stretching rod comprising at least one opening on the surface, e.g. through which compressed air is blown into the preform to expand the same
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