| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an efficient technique for realizing improvement of operability such as cleaning and maintenance in an orifice throttling the flow passage of an air feed pipe built in a water treating device, in the vessel body of which a cleaning part of water to be treated is housed. <P>SOLUTION: In the water treating device 100, the air feed pipe 210 connects in parallel a blower 200 and a plurality of air treating regions and possesses an orifice plate 230 throttling the pipe flow passage in an upstream pipe part 211, and the upstream pipe part 211 having the orifice plate 230 can be detached from downstream pipe parts 213, 215, 217 and a blower discharge pipe 201 through replaceable joints 202-205. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
