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Aeration Devices For Treatment Of Activated Polluted Sludge
(AREA)
Abstract
Aerator for fish tanks, characterized by comprising a vertical tube that is housed in the tank's enclosure is full of liquid, which engages at its lower end with a sleeve opened by two mouths, through which a circulation of the fish is effected. liquid from the enclosure, and to which a second pressurized air supply tube is coupled, by introducing said air into the sleeve, externally to the liquid column, however, a radial and regularly distributed introduction thereof to said liquid column by means of a discoidal distributor which, housed and press fit in the sleeve, concentrically to the first tube, carries out the frontal contact with the lower surface of the latter by means of a surface provided with multiple radial grooves that, from the outside of the first tube to the inside of it, distribute the supply of air pressure received superiorly to the distributor. (Machine-translation by Google Translate, not legally binding)
ES0169789U1971-06-091971-06-09Aerator for fish farms (Machine-translation by Google Translate, not legally binding)
PendingES169789U
(en)
Procedure to obtain a constant pressure in the supply of fluids from a main deposit to a dosing system. (Machine-translation by Google Translate, not legally binding)