| 摘要 |
<p>A drying system for vapourizing H202 solution sprayed into an open-topped carton 7 includes a nozzle 1 having four outlets 5 for hot gaseous drying fluid. The outlets 5 are directed parallelly to each other obliquely downwards relative to the longitudinal axis B of the carton 7 and emit respective hot jets which flow down the inside surface of one aide of the carton 7, whence the hot fluid flows over the inside surface of the carton bottom and thence up the inside surface of the opposite side of the carton 7. <IMAGE></p> |
