Patents by Inventor William E. Lamont

William E. Lamont 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).

  • Treatment of lignite to yield a pumpable fluid
    Patent number: 4080308
    Abstract: Lignites, which have high inherent water contents of 30-60% by weight, are treated with a small amount of a dispersing and/or viscosity reducing agent such as tetrasodium pyrophosphate to form a pumpable fluid which is easily transportable.
    Type: Grant
    Filed: May 19, 1977
    Date of Patent: March 21, 1978
    Assignee: The United States of America as represented by the Secretary of the Interior
    Inventor: William E. Lamont