Patents by Inventor William H. Lilleker

William H. Lilleker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cyclone classifiers
    Patent number: 4308134
    Abstract: A cyclone separator for separating light and heavy fractions of a liquid-borne stream of particles according to the present invention consists of a housing and a cap member to which a vortex finder is fixed for movement with the cap member relative to the housing. The inner end of the vortex finder is disposed within the separator chamber of the housing in a spaced relationship with the discharge passage of the housing and is movable relative to the housing in order to vary the specific gravity of separation of the separator.
    Type: Grant
    Filed: December 10, 1979
    Date of Patent: December 29, 1981
    Assignee: Simon-Carves of Canada Ltd.
    Inventors: William H. Lilleker, Dennis V. Williamson