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IPC Subgroup
B28B 7/4

characterised by means for modifying the properties of the moulding material

Introduced: January 1990

Last revised: January 2006

Full Title

Moulds; Cores; Mandrels > characterised by means for modifying the properties of the moulding material

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

3 direct subcodes

Child Classifications

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  • B28B 7/42 for heating or cooling, e.g. steam jackets
  • B28B 7/44 for treating with gases or degassing, e.g. for de-aerating
  • B28B 7/46 for humidifying or dehumidifying