| 摘要 |
A screen basket (36) in a top separator (14) for a cellulosic material treatment vessel (10) includes a cylindrical plate having a vertical joint connecting opposite edges of the plate, and rows (50) of slots (48, 70) extending through the plate. Each slot (48, 70) has a curved or chamfered inlet corner edge (72) adjacent an inside surface (62) of the plate and is oblique to a vertical axis of the basket (36). |
