| 摘要 |
An apparatus and method for screening paper machine stock using a fabricated foil (16) and moving the foil along the arcuate surface of a cylindrical screen (14), with the foil formed of curved inner and outer plates (20 and 21) with supporting flat plates (24 and 25) with arcuate edges therebetween and a blunt leading surface (23) connecting leading edges of the curved inner and outer plates. |
