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IPC Subgroup
B28B 21/02

by casting into moulds

Introduced: September 1968

Last revised: January 2006

Full Title

Methods or machines specially adapted for the production of tubular articles > by casting into moulds

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
WORKING CEMENT, CLAY, OR STONE
Subclass:
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER

4 direct subcodes

Child Classifications

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  • B28B 21/04 by simple casting, the material being neither positively compacted nor forcibly fed
  • B28B 21/06 into moulds having sliding parts
  • B28B 21/08 by slip-casting; Moulds therefor