DIFF Subgroup Additional Only
B01D 2239/06 Filter cloth, e.g. knitted, woven non-woven; self-supported material
Full Title
Aspects relating to filtering material for liquid or gaseous fluids > Filter cloth, e.g. knitted, woven non-woven; self-supported material
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Note: 4 CPC extensions are marked as secondary classification only.