Patents by Inventor Ben E. Dawsey

Ben E. Dawsey 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).

  • Annular casing packer collar stage tool for cementing operations
    Patent number: 11391117
    Abstract: The present disclosure relates to multiple stage operations, and more particularly to systems and methods for performing second stage cementing operations with a stage tool. A stage tool comprises: a mandrel; an opening seat; a closing seat; a plurality of ports; a closing sleeve; and a packer element, wherein the opening seat is attached to an interior surface of the mandrel, wherein the closing seat is attached to the interior surface of the mandrel, wherein the plurality of ports is configured to allow fluid communication between the interior surface of the mandrel and an exterior surface of the mandrel, wherein the closing sleeve is disposed on the exterior surface of the mandrel and coupled to the closing seat, wherein the packer element is disposed on the exterior surface of the mandrel.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: July 19, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Frank Acosta, Ben E. Dawsey
  • ANNULAR CASING PACKER COLLAR STAGE TOOL FOR CEMENTING OPERATIONS
    Publication number: 20210010345
    Abstract: The present disclosure relates to multiple stage operations, and more particularly to systems and methods for performing second stage cementing operations with a stage tool. A stage tool comprises: a mandrel; an opening seat; a closing seat; a plurality of ports; a closing sleeve; and a packer element, wherein the opening seat is attached to an interior surface of the mandrel, wherein the closing seat is attached to the interior surface of the mandrel, wherein the plurality of ports is configured to allow fluid communication between the interior surface of the mandrel and an exterior surface of the mandrel, wherein the closing sleeve is disposed on the exterior surface of the mandrel and coupled to the closing seat, wherein the packer element is disposed on the exterior surface of the mandrel.
    Type: Application
    Filed: July 8, 2019
    Publication date: January 14, 2021
    Inventors: Frank Acosta, Ben E. Dawsey