Patents by Inventor Derek T. Ormrod

Derek T. Ormrod 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 exchangers
    Patent number: 4192374
    Abstract: A tube-in-shell heat exchanger for effecting heat exchange between steam conducted by the heat exchange tubes and liquid metal conducted through the shell. The tubes penetrate the tube sheet by means of clearance apertures and are sealed thereto with thermal sleeves which are brazed to the tubes so that fusion welds are avoided in the sodium/water barrier.
    Type: Grant
    Filed: February 4, 1977
    Date of Patent: March 11, 1980
    Assignee: United Kingdom Atomic Energy Authority
    Inventors: Owen Hayden, George E. Sheward, Derek T. Ormrod, Christopher R. Willby, George F. Firth