Patents by Inventor Frank H. Thorn, deceased

Frank H. Thorn, deceased 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).

  • Automatic drying tower switching system
    Patent number: 4504286
    Abstract: In a process in which parallel dehydrating towers are utilized to remove water from a wet gas, the amount of water provided to a desicant bed contained in a drying tower during a drying cycle is determined and compared to the capacity of the desicant bed. This comparison is utilized to override control based on a moisture analyzer in such a manner that switching between the two dehydrating towers is accomplished even if the moisture analyzer fails.
    Type: Grant
    Filed: April 25, 1984
    Date of Patent: March 12, 1985
    Assignee: Phillips Petroleum Company
    Inventors: Thomas A. Carlisle, Phillip R. Smith, Frank H. Thorn, deceased
  • Processing acid gases
    Patent number: 4461749
    Abstract: Makeup water is distilled internally in an amine gas treating unit by adding it to the reclaimer used to process a slipstream of lean amine from the stripper.
    Type: Grant
    Filed: March 21, 1983
    Date of Patent: July 24, 1984
    Assignee: Phillips Petroleum Company
    Inventor: Frank H. Thorn, deceased