Patents Assigned to Endurance Lift Solutions, Inc.
  • Patent number: 10626708
    Abstract: Provided is an improved bypass durable dart plunger that descends faster in a hydrocarbon well, is capable of lifting more fluids and has a durable and replaceable clutch assembly. The various components of the durable dart plunger includes a sleeve, a dart body with a one or more flow ports (chokes) cut at right angles through the dart body, a pin and a replaceable clutch assembly (also referred to a retention assembly). The chokes can be of varying sizes. In one embodiment, the clutch assembly includes a plurality of clutch mechanisms wherein each mechanism includes a ball, a socket screw and a resilient spacer.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: April 21, 2020
    Assignee: Endurance Lift Solutions, Inc.
    Inventors: Jason N. Cedillo, Donald Robison, Jeffrey B. Zimmerman, Jr.