FINE BUBBLE AIRLIFT DEVICE

摘要

The present invention relates to an aeration device (10) for use in a liquid medium. The device (10) includes a housing (12) adapted to float within the medium such that a top portion (26) thereof remains above a top surface of the medium. The housing (12) has a bottom portion (30) and an open side portion (28). The device further includes a hose (36) affixed to the bottom portion (30) of the housing (12) substantially parallel to the surface of the liquid medium. The hose (36) has a wall (38) with a plurality of pores formed therein. The device further includes a gas-supplying pipe (44) affixed to the hose (36) and means (40) for supplying a gas to the pipe (44) such that the gas passes through the pipe (44) and into the hose (36).