Patents Examined by Tereas Woodruff
  • Folding belt filter
    Patent number: 7314141
    Abstract: A belt filter for effecting separation of liquid from solids where, at the collection zone, a filter belt or belts is changed shape so as to provide a supporting shape to bold liquid, which is then fed into a nipping zone. In an embodiment there is a single belt used which is folded in a middle portion to provide the supporting shape.
    Type: Grant
    Filed: August 6, 1998
    Date of Patent: January 1, 2008
    Inventor: Paul Hedley Day