Importance

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Abstract

This invention provides a device for cooling water, which is supplied hot from rooftop tank or municipal network, in hot regions. It is comprised of an inner tank placed inside an outer main tank with a source and means of water supply from water inside the outer main tank. The inner tank water is exposed to the outside air and wind and cools by evaporative cooling, which in turn cools the water in the outer main tank, without mixing or contamination. The device is insulated and equipped with means for cleaning. The invention presented here in three embodiments, namely a stand-alone cooling tank, a retrofit to an existing tank and a dual-purpose tank for water storage with cooling feature.

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First Claim