| 摘要 |
An apparatus for recovering a specific ingredient in sea water, which comprises an adsorbing bed tank, a layer of an adsorbent charged on the bottom portion of the adsorbing bed tank, a sea water intake pipe provided in a bottom portion of the adsorbing bed tank, a sea water intake opening for taking in sea water and leading the sea water taken in to the sea water intake pipe, a communicating pipe communicating with an end of the sea water intake pipe, a precipitating section through which the communicating pipe communicates with the sea water intake opening, and an evacuator for discharging sea water inside the adsorbing bed tank, sea water inflow openings being provided between said sea water intake pipe and the tank and being provided with check valves, said check valve being adapted to only upwardly flow sea water into the adsorbent layer inside the adsorbing bed tank through the sea water inflow openings, wherein a sectional area of the precipitating section as taken perpendicularly to a flowing direction of sea water is larger than that of the sea water intake pipe.
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