DIFF Subgroup
B22D 19/0009 Full Title
Casting in, on, or around objects which form part of the product (B22D23/04 takes precedence; alumino-thermic welding B23K23/00; coating by casting molten material on the substrate C23C6/00)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.