Patents by Inventor Kenneth W. Espeut

Kenneth W. Espeut 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).

  • Water-resistant fiberboard and method
    Patent number: 5539028
    Abstract: A water-resistant, fiberboard for use in making panels and tiles for building construction is disclosed. The fiberboard contains primary components which include mineral fiber, low density, nonfibrous inorganic filler and organic fiber. The fiberboard includes about 0.1-2 wt % of silicone fluid, preferably polymethylhydrogensiloxane, which improves water resistance without adversely affecting other physical properties.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: July 23, 1996
    Assignee: The Celotex Corporation
    Inventors: Allan F. Bednar, Kenneth W. Espeut
  • Hydrophilic and corrosion resistant fins for a heat exchanger
    Patent number: 5137067
    Abstract: A fin for a heat exchanger is coated with a hydrophilic and corrosion resistant coating formed by applying an aqueous solution consisting essentially of a plasticized vinyl chloride polymer, an aqueous dispersion of a high molecular weight resin, and interfacial tension modifier, a hexamethoxymethyl melamine resin, and ester alcohol coalescing aid, and water.
    Type: Grant
    Filed: December 16, 1991
    Date of Patent: August 11, 1992
    Assignee: JW Aluminum Company
    Inventor: Kenneth W. Espeut
  • Hydrophilic fins for a heat exchanger
    Patent number: 5012862
    Abstract: A coating of a polysulphonic acid is applied to a fin of an aluminum heat exchanger to render the surface hydrophilic.
    Type: Grant
    Filed: September 12, 1990
    Date of Patent: May 7, 1991
    Assignee: JW Aluminum Company
    Inventors: Kenneth W. Espeut, Leon Barry