| 摘要 |
A waterwheel system for aerating water in sewage treatment tanks and fishponds, etc., an aerator waterwheel system in which a plurality of honeycombed tubes are arranged, and securely held in place, encircling a rotary shaft, between discs mounted on both ends of the said rotary shaft and parallel thereto, thereby forming a waterwheel; this waterwheel is disposed near the water surface of the water tank so that the honeycombed tubes situated at the bottom are immersed in water; the aeration of water is made by turning the aforementioned waterwheel by use of a driving means at such a rotary speed that heavy splashing will not be produced from the aforementioned waterwheel; this way of aeration of water is so effective that this system is economical, and is finding wide uses such a sewage treatment, supply of oxygen and cooling of hot and warm water.
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