using a washing, e.g. "scrubbing" or bubble column for purification purposes

Full Title

Processes or apparatus using other separation and/or other processing means > using a washing, e.g. "scrubbing" or bubble column for purification purposes

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Note: 2 CPC extensions are marked as secondary classification only.

This code exists only in CPC.

Diff view requires codes present in both systems.

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