Patents Assigned to FLINT HILLS RESOURCES, LC
  • Patent number: 11268623
    Abstract: A valve includes a cover that is transparent and configured to allow a valve orientation to be visible through the valve cover. The cover may couple to existing mounting bolts of the valve operator housing such that the cover may be retrofitted onto existing valves. The cover may be sized and shaped to prevent water, or other weather, ingress into the valve operator housing.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: March 8, 2022
    Assignee: FLINT HILLS RESOURCES, LC
    Inventor: Robert M. Lindell