Patents by Inventor Clyde E. McFarland

Clyde E. McFarland 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).

  • Method of tagging sand with ruthenium-103 and the resultant product
    Patent number: 3954655
    Abstract: A procedure for tagging sand with a radioisotope for use in the study of sediment transport involves the precipitation of a metal radioisotope in the form of an iodide directly on the sand, followed by heating the sand to a temperature sufficient to effect a phase transformation of the sand and a decomposition of the metal iodide, leaving the metal firmly attached to the sand.
    Type: Grant
    Filed: December 27, 1974
    Date of Patent: May 4, 1976
    Assignee: The United States of America as represented by the United States Energy Research and Development Administration
    Inventors: Forrest N. Case, Clyde E. McFarland