DIFF Subgroup
B22D 13/101 Full Title
Centrifugal casting; Casting by using centrifugal force > Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings (making or lining moulds B22C)
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.