Patents Assigned to Contra-Shear Holdings Ltd.
  • Pressure-fed drum filter separation apparatus with elongated, tangential nozzles
    Patent number: 5078903
    Abstract: A pressure-fed apparatus for the separation of solids and liquids from a suspension has a fine-apertured rotatable screening drum, inlet means to introduce a flow of suspension into the interior of the screening drum under pressure. Feed means comprising a plurality of nozzles eject the suspension tangentially onto the inner surface of the screening drum and from a position directly adjacent the said inner surface. Suspension may be ejected with or against the direction of rotation of the drum.
    Type: Grant
    Filed: November 21, 1989
    Date of Patent: January 7, 1992
    Assignee: Contra-Shear Holdings Ltd.
    Inventor: George Burgess