DIFF Subgroup
C02F 1/469 by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Treatment of water, waste water, or sewage > by electrochemical methods > by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
CPC:
Treatment of water, waste water, or sewage (C02F3/00 - C02F9/00 take precedence) > by electrochemical methods > by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Child Classifications
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