| 摘要 |
<p>A perforated beam apparatus (10) is disclosed for dyeing or otherwise treating fabric materials (F), the apparatus comprising a horizontally disposed treatment vessel (11) and a perforated cylindrical beam (14) mounted concentrically in the vessel (11), and adapted to wind thereon layers of cloth, tapes, yarns and the like. There are established a main suction stream and a sub-suction stream of treating liquor, both streams flowing form a treatment chamber (26) and merging into a heat exchange chamber (25). A pressure reserve tank (30) is mounted above the treatment vessel (11) for regulating the pressure therein and taking up air bubbles entrained with the flow of treatment liquor.</p> |
