Patents by Inventor Samuel R. D. Stevens

Samuel R. D. Stevens 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 for removing malodorous or toxic gases from an air stream
    Patent number: 4863687
    Abstract: Method for removing a malodorous or toxic gas from an industrial exhaust air stream in the presence of ozone and water by applying radiation to a plurality of reaction zones sequentially aligned in the air stream. The reaction is maintained at optimal efficiency by adjusting both the ozone concentration and the radiation intensity.
    Type: Grant
    Filed: September 26, 1986
    Date of Patent: September 5, 1989
    Assignee: Solarchem Enterprises Inc.
    Inventors: Samuel R. D. Stevens, Pauline M. Brown