| 摘要 |
PCT No. PCT/SE88/00675 Sec. 371 Date Jul. 5, 1990 Sec. 102(e) Date Jul. 5, 1990 PCT Filed Dec. 13, 1988 PCT Pub. No. WO89/05883 PCT Pub. Date Jun. 29, 1989.Apparatus (1) for treatment of a continuous paper web (18) in a paper machine by means of infra-red radiation, comprising, in a parallel relation to the paper web, infra-red heaters (17) and protection panes. The protection panes (12) are arranged by way of a series of separate panes overlapping each other and forming ventilation gaps (27), which are directed substantially in parallel relation to the web in the same direction or in two opposite directions. |
