B28B21/00 - CPC Classification Index

ClassID:

47570 ⎘

B28B21/00 - CPC Classification

Classification description:

Methods, apparatus, or machines, specially adapted for the production of tubular or reinforced articles

Sub-classes:

B28B21/02 » by casting into moulds 10
B28B21/42 » by shaping on or against mandrels or like moulding surfaces 5
B28B21/52 » by extruding 8
B28B21/56 » incorporating reinforcements {or inserts} 11
B28B21/70 » by building-up from preformed elements 1
B28B21/76 » Moulds 3
B28B21/86 » Cores 4
B28B21/90 » Methods or apparatus for {demoulding or} discharging after shaping 5
B28B21/92 » Methods or apparatus for treating or reshaping 3

Recent Application in this class:

20240238556

Medical devices with tubular reinforcement

20110100858

Method of fabricating a glass container, and a corresponding container