IPC Subgroup
B28B 21/76 Moulds
Introduced: September 1968
Last revised: January 2006
Full Title
Methods or machines specially adapted for the production of tubular articles > 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
Related Keywords
MOULD(S) for shaping clay or other ceramic compositions or cementitious material
3 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B28B 21/78 with heating or cooling means, e.g. steam jackets
- B28B 21/8 adapted to centrifugal or rotational moulding
- B28B 21/82 built-up from several parts; Multiple moulds; Moulds with adjustable parts