Patents by Inventor Harold Matthew Couch

Harold Matthew Couch 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).

  • Heat exchanger and method of purifying and detoxifying water
    Patent number: 6167951
    Abstract: A radial flow regenerative counter flow heat exchanger includes a) a shell; b) a plurality of large circular baffle plates aligned coaxially within the shell and extending to an inner wall of the shell, defining at least one circular hole therein; c) a plurality of small circular baffle plates aligned coaxially within the shell, and alternately spaced from and coaxially positioned relative to each of the large circular baffle plates; d) a plurality of symmetrically-arranged tubes positioned perpendicular to the small baffle plates and the large baffle plates forming at least one coaxial tube bundle extending through the small baffle plates and large baffle plates, wherein an inner radius of the innermost tube row of the tube bundle is larger than a radius of the circular hole in the large baffle plate and the outer radius of the outermost tube row is smaller than a radius of the small baffle plates, and wherein the small baffle plate defines at least one space outside the tube bundle, and e) a heat transfer c
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: January 2, 2001
    Inventors: Harold Thompson Couch, Harold Matthew Couch