Patents by Inventor Keith R. Domnick

Keith R. Domnick 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).

  • Directional filter
    Patent number: 4105561
    Abstract: A filter having a microporous filter sleeve formed from fibres providing pore sizes below 50 microns, supported by a rigid support, and held at each end in a tapered channel in an end cap to compress the end zones of the sleeve. The end caps can be urged towards each other by a tie rod, extending between them, having a nut and screw arrangement. A porous sock may be provided downstream of the filter element, and this can be of plastic material, or of foamed metal, and combined with the rigid support.
    Type: Grant
    Filed: February 6, 1975
    Date of Patent: August 8, 1978
    Assignee: Domnick Hunter Engineers Limited
    Inventor: Keith R. Domnick