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PCE
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DIFF Subgroup
B01D 1/0011

Full Title

Evaporating ( ; removal of incrustation B08B; preparation of starch C08B30/00; sugar industry C13; prevention of incrustation C23F; drying solid materials or objects by evaporating liquids therefrom F26)

Of 4 combined children, 0 exist in both systems.

4 codes are CPC-only extensions.