(under subclass 58) Process which includes the physical treatment of an electrode (e.g., by addition of a protective or reactive layer to the electrode or the removal of collected material from the electrode, etc.).
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74+, for processes with cleaning of a collecting electrode but without the addition of a solid, gas, or vapor.
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96, Gas Separation: Apparatus,
28+, for electrical separation apparatus with electrode cleaner, apparatus part flusher or discharger, or wet collector.