Patents by Inventor Robert Sherwood Smith

Robert Sherwood Smith 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).

  • Dehydration of gases with liquid desiccants
    Patent number: 5766423
    Abstract: A gas drying method is disclosed in which gas streams are dehydrated to low dew points by contacting the wet gas with a dry liquid desiccant, with the liquid desiccant regenerated by heating it in a reboiler containing an internal reboiler vapor condenser and stripping it with a stripping agent that is dried with solid desiccant.
    Type: Grant
    Filed: September 11, 1996
    Date of Patent: June 16, 1998
    Assignee: OPC Engineering
    Inventor: Robert Sherwood Smith
  • Dehydration of gases with liquid desiccants
    Patent number: 5643421
    Abstract: A gas drying method is disclosed in which gas streams are dehydrated to low dew points by contacting the wet gas with a dry liquid desiccant, with the liquid desiccant regenerated by heating it and stripping it with a stripping agent that is dried with solid desiccant.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: July 1, 1997
    Assignee: OPC Engineering, Inc.
    Inventor: Robert Sherwood Smith