| 摘要 |
<p>An aeration device (100) comprises a conduit (101) having a conduit outlet end portion (105) terminating in an outlet (103) at one end of the conduit (101), a conduit inlet end portion (104) terminating in an inlet (102) at an opposing end of the conduit (101) and a conduit riser portion (106) located between the conduit outlet end portion (105) and the conduit inlet end portion (104). The gas delivery port (107) delivers a gas into the conduit riser portion (106). A gas delivery device (108) communicates with the gas delivery port (107). A float (110) maintains the conduit outlet end portion (105) in a position extending at least partially along, or at least partially generally parallel and adjacent to, the surface (3) of a body (2) of liquid with the conduit inlet portion (104) disposed in the body (2) of liquid at a level below the conduit outlet end portion (105).</p> |
