| 摘要 |
<p>The device has a water stirring unit (6) filling a vertical cover (1), coaxially attached at a lower part of the cover and provided below an opening (7) of a cylindrical pipe (5) of a feed hopper (4). The stirring unit is continuously or discontinuously displaced in rotation around an axle of the stirring unit by a drive motor. An annular air supply line (9) is arranged along an inner wall of the cover at a region of the stirring unit and provided with openings over entire length of the supply line to produce an exhalation effect, which removes impurities from a surface of a product.</p> |
