Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
Load children
B22
CASTING; POWDER METALLURGY
Load children
B22D
CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
Load children
31/00
Cutting-off surplus material, e.g. gates;; Cleaning and working on castings
Load children Filter patents View analytics View as hierarchy
B22D31/002
Cleaning, working on castings
Load children Filter patents View analytics View as hierarchy