|Title of Invention
AN APPARATUS FOR TREATING A LIQUID
||An apparatus for treating a liquid, the apparatus comprising: a housing having: an international and passageway through which the liquid can flow, an outlet, and an inlet and the inlet communicating with the internal passageway, a radiation emitter comprising an elongate tube within said internal passageway and between said outlet and inlet, the elongate tube having an upper end and a lower end, a cleaning device movable along and for periodic cleaning the elongate tube, the cleaning device being heavier than the liquid passing through the internal passageway such that the cleaning device will naturally fall under gravity from the upper end of the elongate tube to the lower end of elongate tube, the cleaning device comprising : a body ,a passageway extending through the body to define an internal wall of the body, the elongate tube passing through the passageway such that the cleaning device is sliceable along the elongate tube, cleaning means provided on the internal wall of the body to clean the. elongate tube, at least one turbine surface which is angled relative to the flow of water through the internal passageway to impart a rotational force to the cleaning device.
in-pct-2000-174-kol-granted-reply to examination report.pdf
in-pct-2000-174-kol-granted-translated copy of priority document.pdf