Patents Assigned to Smiths Detection - Waterford Limited
  • Particle detection
    Patent number: 7298127
    Abstract: Particle detection and characterizing apparatus has an insulating tube along which the particles flow. Five electrodes spaced along the outside of the tube are connected via amplifiers to a processor arranged to measure the charge on the particles. The apparatus also includes a laser and photomultiplier tube arranged to measure the size of the particles so that the nature of the particles can be characterized from their electrical charge and size.
    Type: Grant
    Filed: September 3, 2004
    Date of Patent: November 20, 2007
    Assignee: Smiths Detection - Waterford Limited
    Inventors: Roger Francis Golder, Roger Fane Sewell, Danielle Emma Toutoungi