Patents by Inventor Larry D. McCann

Larry D. McCann 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 and apparatus for the in situ decontamination of underground water with the aid of solar energy
    Patent number: 4882071
    Abstract: A method for the in situ decontamination of underground water containing -volatile contaminants comprising continuously contacting in situ underground water containing non-volatile contaminants with a liquid-absorbent material possessing high capillary activity, allowing the non-volatile contaminants to deposit in the material while the water moves upwardly through the material by capillary action, allowing substantially decontaminated water to be volatilized by impinging solar radiation, and then allowing the volatilized water to escape from the material into the atmosphere.
    Type: Grant
    Filed: January 21, 1988
    Date of Patent: November 21, 1989
    Assignee: The United States of America as represented by The Department of Energy
    Inventors: Thomas R. Bench, Larry D. McCann