Improvements introduced in tanks of vehicle washing installations, characterized in that inside the desander tank (1) there is a pump (2) for the delivery of water and sand (3) decanted to a cyclone separator (4) ) in which they are separated, allowing the return of the water to the desander tank (1) by means of a duct (7) and collecting the sand (3) in a bag or container (6). (Machine-translation by Google Translate, not legally binding)
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