Patents by Inventor D. Lee Garbutt, Jr.

D. Lee Garbutt, Jr. 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).

  • Flow diverter valve
    Patent number: 5188151
    Abstract: This invention is directed to a flow diverter valve for directing a flow of high pressure transport gas with carbon dioxide pellets entrained therein from a single inlet to a selected one of a plurality of outlets. The flow diverter valve includes a system of face seals and shaft seals adjacent the inlet and outlet ends in order to prevent the leakage of high pressure gas from the flow path.
    Type: Grant
    Filed: October 22, 1991
    Date of Patent: February 23, 1993
    Assignee: Cold Jet, Inc.
    Inventors: Frederick C. Young, D. Lee Garbutt, Jr.