IPC Subgroup
B22C 9/11 for vacuum-sealed moulding
Introduced: January 1995
Last revised: January 2006
Full Title
Moulds or cores; Moulding processes > Cores; Manufacture or installation of cores > for vacuum-sealed moulding
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CASTING; POWDER METALLURGY
- Subclass:
- FOUNDRY MOULDING