| 摘要 |
<p>The device i.e. prewetting device (1), has a liquor rolling arrangement comprising injection- or spraying units (8, 9) for conveying liquor (11) i.e. water, into a working region. A pump (10) conveys the liquor from a storage container (12) to the injection- or spraying units. A collecting tub (20) is connected with an overflow pipe (24) over a drain part (21), which branches from the collecting tube at preset distance below an upper edge (25) of the collecting tub. An overflow part (33) is connected with the container. The overflow pipe comprises a screwed pipe coupling at an upper end.</p> |
