electrofiltration

electrofiltration

[i‚lek·trō·fil′trā·shən]
(geology)
Counterprocess during electrical logging of well boreholes, in which mud filtrate forced through the mud cake produces an emf in the mud cake opposite a permeable bed, positive in the direction of filtrate flow.
References in periodicals archive ?
In this electrofiltration step the cells cannot pass the filter membrane, so they remain in the collector.