Patents Assigned to ICO-Texaust Joint Venture, Inc.
  • Downhole pump pulsation dampener
    Patent number: 4936383
    Abstract: A pulsation dampener for a downhole reciprocating pump system which is positioned at the lower end of the production tubing just above the barrel of the pump. The dampener has a perforated conduit on which an elastic sleeve is fitted to seal the perforations when in a relaxed position. A housing surrounds the sleeve and forms an annulus between the annulus and the housing which is precharged with gas.
    Type: Grant
    Filed: April 18, 1989
    Date of Patent: June 26, 1990
    Assignee: ICO-Texaust Joint Venture, Inc.
    Inventors: Geoffrey F. Towner, John E. T. Towner