Patents by Inventor Bobby W. Sinclair

Bobby W. Sinclair 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).

  • System and method for converting wellhead gas to liquefied petroleum gases (LPG)
    Patent number: 4462813
    Abstract: A method of converting natural wellhead gas to liquefied petroleum gases (LPG) may comprise the steps of: separating natural gas from petroleum fluids exiting a wellhead; compressing the natural gas; refrigerating the natural gas, liquefying at least a portion thereof; separating LPG from gas vapors of the refrigerated natural gas; storing the separated LPG in a storage tank with a vapor space therein; and recirculating a portion of the LPG vapors in the storage tank with the natural gas exiting the wellhead to enhance recovery of LPG.
    Type: Grant
    Filed: December 5, 1983
    Date of Patent: July 31, 1984
    Assignee: Sappsucker, Inc.
    Inventors: Ronald L. May, Bobby W. Sinclair