IPC Subgroup
B22D 41/46 Refractory plugging masses
Introduced: January 1990
Last revised: January 2006
Full Title
Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like > Closures > Consumable closure means, i.e. closure means being used only once > Refractory plugging masses
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CASTING; POWDER METALLURGY
- Subclass:
- CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES